All products

<p>Fronius Datamanager 2.0 Primo Snap Inverter Overview
Introducing the Fronius Datamanager 2.0 Primo Snap Inverter, a top-tier solution designed for seamless solar energy management. With its part number 4,240,038, Z, this inverter integrates advanced technology to enhance the efficiency and effectiveness of solar installations. Designed by Fronius, this unit ensures reliable operation and optimal energy conversion for home and commercial users.

Product Features
Advanced Energy Management
Leverage comprehensive energy data management capabilities with the Fronius 4,240,038,Z, providing precise control and monitoring to optimize solar energy usage.

User-Friendly Interface
The intuitive interface of the Fronius Datamanager 2.0 facilitates easy configuration and data interpretation, making solar management accessible and straightforward for all users.

Seamless Connectivity
Enjoy effortless integration with existing solar setups through flexible connection options, enhancing the usability of the Fronius 4,240,038 Z model.

Enhanced Security Features
Integrated safety protocols help protect both the user and the system, ensuring long-term durability and peace of mind when using this Fronius device.

Efficient Data Transmission
With optimized data handling, the Fronius 4,240,038 Z processes and transmits energy data quickly and efficiently, ensuring minimal downtime and accurate tracking.

How It Works
The Fronius Datamanager 2.0 operates by collecting and analyzing solar energy data, providing users with actionable insights for energy optimization. Utilizing its robust connectivity and advanced analytics capabilities, this inverter effectively manages energy flows, ensuring maximum efficiency.

Data Collection Module
This module gathers essential data on energy production and consumption, forming the backbone of the Fronius system's operational intelligence.

Network Integration
Facilitates seamless integration into home networks, ensuring consistent and real-time updates on solar energy performance.

Monitoring Application
Offers robust monitoring through the Fronius Solar.web App, delivering valuable insights to users and allowing them to manage their solar energy systems efficiently.

Specifications

Model Number
4,240,038,Z

Manufacturer
Fronius

Connectivity
Wi-Fi, LAN

Data Management
Full Energy Monitor

User Interface
Web and App-Based

Safety Features
Advanced Protocols

Compatibility
Universal with Solar Systems

Installation Location
Indoor/Outdoor

Energy Efficiency
Optimized for Performance

Warranty
5 Years
MPN: 4,240,038,Z
Vendor: Fronius
Source: Shopify live catalog 2026-09-09; product 7385147932806; variant 41761838366854
Tags: backorder-available, Electrical Components, Fronius, Inverter Accessories, Monitoring/Communications, out-of-stock, Outdoor, Parts &amp; Accessories</p>

<p>EcoTürk Enerji ECT540 144PMB10This PES Supply product is supplied by PES Supply for commercial, industrial, residential energy, or electrical applications as applicable. Confirm final configuration and compatibility before ordering.

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Manufacturer: PES Supply
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Model: 144PMB10
Ordering and fulfillmentPrice, stock, freight, lead time, warranty eligibility, and delivery requirements can vary by configuration and destination. PES Supply will confirm these details before fulfillment.
Manufacturer: PES Supply
MPN: ECT540-144PMB10
Model: ECT540
Vendor: EcoTürk Enerji
Source: Shopify live catalog 2026-09-09; product 7556935123078; variant 43548931555462
Tags: Solar Equipment, zero-price-fix</p>

<p>EcoTürk Enerji ECT545 144PMB10This PES Supply product is supplied by PES Supply for commercial, industrial, residential energy, or electrical applications as applicable. Confirm final configuration and compatibility before ordering.

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Manufacturer: PES Supply
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Model: 144PMB10
Ordering and fulfillmentPrice, stock, freight, lead time, warranty eligibility, and delivery requirements can vary by configuration and destination. PES Supply will confirm these details before fulfillment.
Manufacturer: PES Supply
MPN: ECT545-144PMB10
Model: ECT545
Vendor: EcoTürk Enerji
Source: Shopify live catalog 2026-09-09; product 7556935188614; variant 43548934733958
Tags: Solar Equipment, zero-price-fix</p>

<p>Jensys 440WThis PES Supply product is supplied by PES Supply for commercial, industrial, residential energy, or electrical applications as applicable. Confirm final configuration and compatibility before ordering.

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Manufacturer: PES Supply
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Model: 440W
Ordering and fulfillmentPrice, stock, freight, lead time, warranty eligibility, and delivery requirements can vary by configuration and destination. PES Supply will confirm these details before fulfillment.
Manufacturer: PES Supply
Vendor: Jensys
Source: Shopify live catalog 2026-09-09; product 7556969922694; variant 43549520101510
Tags: 440W, size:400-459w-panels, Solar Equipment, zero-price-fix</p>

<p>Fronius Primo 12.5-1 Snap Inverter with Advanced Features
The Fronius Primo 12.5-1 inverter is the quintessential choice for residential solar applications, characterized by its high efficiency and compact design. As part of the Fronius brand, recognized for setting technology standards, this inverter combines innovative features such as dual MPPTs and Wi-Fi connectivity to provide seamless energy management. Targeting the Fronius 4,21,00,77,800 specification, this model ensures efficient energy utilization and reliable solar power conversion, supporting power categories up to 15.0 kW.

Key Features
Compact and Flexible Design
Featuring the Fronius SnapINverter hinge mounting system, installation is straightforward and secure. This system enhances flexibility in mounting locations, allowing users to strategically place the inverter for optimal performance.

High System Voltage and Wide Input Range
With a wide operating voltage range up to 1000 V, this inverter can handle various solar panel configurations, maximizing energy capture regardless of solar array setup while maintaining the Fronius 4,21,00,77,800 standards.

Integrated Monitoring and Connectivity
This model includes Wi-Fi and SunSpec Modbus interfaces, allowing for real-time performance tracking via Fronius Solar.web, ensuring users have continuous access to system performance metrics from any device.

Enhanced Safety and Compliance
Safety is paramount with features like integrated Arc Fault Circuit Interruption (AFCI) and compliance with rapid shutdown requirements, ensuring adherence to modern solar safety standards.

Reliable Performance and Efficiency
Designed to deliver consistent output power with a maximum efficiency rating of up to 97.0%, ensuring optimal energy utilization under various operating conditions. The inverter also features a low total harmonic distortion of less than 2.5%.

How It Works
The Fronius Primo 12.5-1 operates as a key component in the solar array, converting DC electricity generated by solar panels into AC electricity for home use. Its robust design and intelligent connections enable efficient and stable energy distribution.

DC Input Management
Handles high voltage DC input efficiently, with dual maximum power point tracking allowing for optimal energy extraction from two separate solar panel strings.

AC Output Generation
Converts and stabilizes DC power into AC power compatible with home electrical systems, also supporting power factor correction up to 0-1 for maximal energy delivery.

Integrated Communication Interfaces
Through built-in data logging and Wi-Fi connectivity, this inverter allows seamless monitoring and adjustment of settings, ensuring optimal system performance and adaptability.

Specifications

Max. Output Power (208/240V)
12500 VA

Operating Voltage Range
80 V - 1000 V

MPP Voltage Range
260-800 V

Nominal Operating Frequency
60 Hz

Total Harmonic Distortion
&lt; 2.5%

Dimensions (WxHxD)
20.1 x 28.5 x 8.9 in.

Weight
82.5 lbs.

Protection Class
NEMA 4X

Cooling
Variable speed fan

Rapid Shutdown Compliant
Yes
MPN: 4,21,00,77,800
Vendor: Fronius
Source: Shopify live catalog 2026-09-09; product 7385148096646; variant 41761838727302
Tags: AFCI, backorder-available, Compact, Free-Shipping, Fronius, Modbus, NEMA 4X, out-of-stock, Rapid Shutdown, Residential</p>

<p>Fronius Primo 8.2-1 Snap Inverter for Efficient Solar Energy Solutions
The Fronius Primo 8.2-1 Snap Inverter is a top-tier choice for residential solar power systems, offering exceptional efficiency and user-friendly features. With a power range ideal for various household applications, this inverter stands out with its innovative SnapINverter mounting system, ensuring ease of installation and maintenance. Integrated smart features such as Wi-Fi connectivity and advanced monitoring through Fronius Solar.web add convenience, making it a compelling solution for sustainable energy needs.

Product Features
Advanced Mounting System
The SnapINverter hinge mount simplifies installation and servicing, ensuring a secure and efficient setup. This user-friendly innovation highlights the Fronius 4,21,00,60,800's commitment to ease of use.

Dual PowerPoint Tracking
With dual maximum power point trackers, this inverter maximizes solar array efficiency regardless of shading or orientation challenges, delivering optimal energy conversion throughout the day.

High System Voltage
Suitable for high-voltage arrays, the Fronius Primo supports a wide input range, enhancing compatibility with diverse solar panel installations while boosting energy yield efficiency.

Integrated Smart Connectivity
Featuring built-in Wi-Fi and SunSpec Modbus interface, the inverter ensures seamless communication with smart devices for real-time monitoring and energy management, enhancing user control over solar output.

Reliable Rapid Shutdown
The Fronius Rapid Shutdown Box offers a dependable safety feature, providing swift deactivation outside the PV array boundary during emergencies, ensuring compliance with industry safety standards.

How It Works
The Fronius Primo 8.2-1 operates by harnessing solar panel energy and converting it efficiently into usable AC power for homes. Equipped with advanced technological features, it simplifies energy management while ensuring optimum power output and safety.

Efficient Inverter Technology
This component transforms the direct current generated by solar panels into alternating current for home use, ensuring high conversion efficiency and reliable energy distribution across all household appliances.

Integrated Cooling System
The variable speed fan cooling mechanism ensures the inverter maintains optimal performance without overheating, adapting to different power loads for consistent operation.

Intuitive Monitoring and Reporting
The Fronius Solar.web platform allows for detailed monitoring, delivering insights into energy production and consumption patterns, which can be accessed via computers or mobile devices.

Specifications

Recommended PV Power Range
6.6 - 12.7 kW

Maximum Usable Input Current
36 A

Nominal Input Voltage
420 V

Operating Voltage Range
80 V - 600 V

MPP Voltage Range
200-480 V

Maximum Output Power
7900 VA/8200 VA

Frequency Range
45.0 - 55.0 Hz / 50 - 66 Hz

Nominal Operating Frequency
60 Hz

Total Harmonic Distortion
&lt; 5.0 %

Protection Class
NEMA 4X
MPN: 4,21,00,60,800
Vendor: Fronius
Source: Shopify live catalog 2026-09-09; product 7385148260486; variant 41761838923910
Tags: backorder-available, Free-Shipping, Fronius, Modbus, NEMA 4X, out-of-stock, Rapid Shutdown, Residential, Solar Inverters, Solar Power Solutions</p>

<p>Jensys 450WThis PES Supply product is supplied by PES Supply for commercial, industrial, residential energy, or electrical applications as applicable. Confirm final configuration and compatibility before ordering.

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Manufacturer: PES Supply
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Model: 450W
Ordering and fulfillmentPrice, stock, freight, lead time, warranty eligibility, and delivery requirements can vary by configuration and destination. PES Supply will confirm these details before fulfillment.
Manufacturer: PES Supply
Vendor: Jensys
Source: Shopify live catalog 2026-09-09; product 7556970020998; variant 43549520199814
Tags: 450W, size:400-459w-panels, Solar Equipment, zero-price-fix</p>

<p>SolarEdge SESUK-USR0INNN4 3 Phase Synergy Unit
The SolarEdge SESUK-USR0INNN4 is a highly efficient 3-phase synergy unit specifically designed for grid-connected solar installations. It offers a reliable and powerful solution for managing solar energy in large-scale commercial and industrial applications. Compatible with SolarEdge's Synergy Manager, this unit enhances energy optimization and provides seamless integration with existing solar power systems. Its robust build ensures long-lasting performance even in demanding environments.

This synergy unit optimizes energy conversion, helping users make the most out of their solar panels while complying with regulatory standards. It is ideal for businesses and homes looking for efficient energy management and improved sustainability. The unit's compatibility with the Synergy Manager allows detailed system monitoring and efficient control of energy flows.

Product Features of SolarEdge SESUK-USR0INNN4
High Efficiency in SolarEdge Synergy Unit
The SolarEdge SESUK-USR0INNN4 unit is designed to deliver maximum energy conversion efficiency. By optimizing the DC-to-AC conversion process, it ensures minimal energy loss and higher output performance. This feature is essential for large-scale solar installations where energy efficiency directly impacts cost savings and environmental benefits.

Its design enhances performance stability and supports consistent energy production throughout the day. With advanced technology, this unit maximizes the return on investment for solar power systems.

Grid-Connected Compatibility
This synergy unit is fully compatible with grid-connected solar power systems. It provides smooth integration with electrical grids, making it suitable for commercial and industrial use. The SESUK-USR0INNN4 ensures compliance with local and national energy regulations, helping users avoid penalties and meet legal requirements.

Grid-connection support also means the unit can efficiently manage energy supply and demand, feeding excess power back to the grid when available. This two-way interaction optimizes energy use and supports grid stability and sustainability.

Integration with Synergy Manager
The SolarEdge SESUK-USR0INNN4 integrates flawlessly with SolarEdge's Synergy Manager. This integration allows advanced energy monitoring and control capabilities. Users can remotely track system performance, identify faults, and optimize energy distribution in real-time.

Through its seamless interface, the Synergy Manager ensures better management, reducing energy waste and enhancing overall system efficiency. This feature is vital for large-scale solar setups that demand sophisticated energy coordination.

How the SolarEdge SESUK-USR0INNN4 Works
The SESUK-USR0INNN4 converts DC power generated by solar panels into AC power usable for homes or businesses. This unit manages energy flow intelligently to maximize solar power utilization. By doing so, it balances energy consumption with generation and grid supply.

Working alongside the Synergy Manager, the system continuously optimizes energy distribution. This balance helps reduce reliance on grid electricity and decreases energy costs. Its hybrid inverter technology supports both solar power conversion and grid interaction.

The unit’s smart management ensures that energy produced during peak sunlight hours is efficiently converted and used immediately or stored for later. It protects the energy system’s longevity and promotes sustainable energy consumption practices.

Specifications of the SolarEdge SESUK-USR0INNN4 Synergy Unit

Power Output
5kW

Grid Compatibility
Yes

Phase
3 Phase

Inverter Type
Hybrid

Compatibility
Synergy Manager

This 5kW power output ensures the unit can handle substantial energy demand, making it suitable for high-capacity solar projects. Its three-phase design supports large-scale energy distribution setups, common in commercial and industrial environments.

The hybrid inverter type combines solar power
MPN: SE-SUK-USROINNN4
Model: USR0INNN4
Vendor: SolarEdge
Source: Shopify live catalog 2026-09-09; product 7511216160902; variant 42990147272838
Tags: Energy Optimization, Grid-Connected, Hybrid, Inverter, Solar, Solar Energy, Solar Power, SolarEdge</p>

<p>JM Solar 390This JM Solar product is supplied by PES Supply for commercial, industrial, residential energy, or electrical applications as applicable. Confirm final configuration and compatibility before ordering.
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Manufacturer: JM SolarOrdering and fulfillmentPrice, stock, freight, lead time, warranty eligibility, and delivery requirements can vary by configuration and destination. PES Supply will confirm these details before fulfillment.
Manufacturer: PES Supply
Vendor: JM Solar
Source: Shopify live catalog 2026-09-09; product 7556998758534; variant 43549913120902
Tags: 390W, Solar Equipment, zero-price-fix</p>

<p>Teleco 100WSThis PES Supply product is supplied by PES Supply for commercial, industrial, residential energy, or electrical applications as applicable. Confirm final configuration and compatibility before ordering.

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Manufacturer: PES Supply
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Model: 100WS
Ordering and fulfillmentPrice, stock, freight, lead time, warranty eligibility, and delivery requirements can vary by configuration and destination. PES Supply will confirm these details before fulfillment.
Manufacturer: PES Supply
MPN: 100WS
Vendor: Teleco
Source: Shopify live catalog 2026-09-09; product 7556998987910; variant 43549919608966
Tags: Solar Equipment, zero-price-fix</p>

<p>APSystems 4-Module Micro Inverter for Enhanced Energy Efficiency - QS1
The APsystems QS1 microinverter offers unmatched simplicity in solar solutions, accommodating photovoltaic modules with independent MPPT up to 375W per panel. Designed to streamline installation, it supports a wireless Zigbee network that accelerates setup considerably compared to conventional microinverters. Experience peak performance and flexible compatibility with a common AC trunk cable, ensuring ease of use and superior energy output.

Product Features
Four-Module Microinverter System
Designed to manage up to four photovoltaic modules independently, the QS1 microinverter maximizes energy harvest per panel, enhancing overall solar system efficiency.

Zigbee Wireless Communication
Featuring 2.4GHz Zigbee mesh technology, this system allows for seamless and reliable connectivity, facilitating rapid and efficient communication across your solar installation.

Rapid Installation Process
The microinverter ensures a 75% faster installation time with its network capabilities, outperforming traditional PLC setups, thus saving both time and labor costs.

Flexible Compatibility
Employs a common AC trunk cable for straightforward integration, ensuring flexible mix-and-match compatibility with other systems like the YC600 for enhanced adaptability.

Increased Peak Power Output
Boasts a peak output power of 300W per channel, providing efficient energy management and optimized performance for a wide range of installation needs.

How It Works
The QS1 microinverter operates by converting the DC power generated by photovoltaic modules into AC power that can be used by household appliances. Its advanced components ensure optimal energy utilization and increased system longevity.

Independent MPPT Channels
Each channel connects one module, allowing for maximum power tracking and efficiency by independently optimizing the output for each solar panel.

Zigbee Network System
The integration of Zigbee mesh wireless allows for robust communication among microinverters, improving the data management and operational efficiency of your installation.

AC Trunk Cable Integration
The AC trunk cable design supports effective power distribution, simplifying the electrical layout and reducing installation complexities.

Specifications

MPPT Voltage Range
22V-48V

Operation Voltage Range
16V-55V

Maximum Input Voltage
60V

Startup Voltage
20V

Maximum Input Current
12A×4

Maximum DC Short Circuit Current
15A×4

Maximum Continuous Output Power
1,200W

Nominal Output Voltage/Range
240V/211V-264V

Nominal Output Current
5A

Nominal Output Frequency/Range
60Hz/59.3Hz-60.5Hz

Specifications &amp; Documents: Full specifications &amp; datasheet for APSystems 4-Module Micro Inverter For 375W+ Modules - QS1
MPN: QS1
Vendor: APsystems
Source: Shopify live catalog 2026-09-09; product 7385148555398; variant 41761839382662
Tags: APsystems, backorder-available, Microinverter, Microinverters, out-of-stock, Residential, Solar Inverters, Solar Power Solutions, Zigbee</p>

<p>GreenTrend Solar GT-430
Brand: PES Global

Category: Solar Panels

Price: $75.08

Product Specifications

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Cell Type: Monocrystalline

Purchase GreenTrend Solar GT-430 from Portlandia Electric Supply, your authorized dealer. We offer competitive pricing, fast shipping, and expert support. Ideal for residential, commercial, and off-grid solar installations. Contact us for bulk pricing and project quotes.
Manufacturer: PES Global
MPN: GT-430
Vendor: GreenTrend Solar
Source: Shopify live catalog 2026-09-09; product 7556999741574; variant 43549935960198
Tags: Monocrystalline, PES Global, Photovoltaic, PV, Renewable Energy, Solar, Solar Panels</p>

<p>Victron MultiPlus-II 48/5000/70-50 230V PMP482505010
The Victron MultiPlus-II 48/5000/70-50 230V PMP482505010 is a versatile and high-performance inverter/charger designed for off-grid and backup power systems. With 5000W of continuous output and a 70A charging capacity, this unit is ideal for large residential, commercial, and off-grid systems. It offers a combination of energy conversion and battery charging capabilities, ensuring reliable power for a wide range of applications. The inverter provides 230V AC output, and its hybrid functionality allows for integration with solar systems and energy storage solutions.

Product Features
5000W Continuous Power Output
The MultiPlus-II offers 5000W of continuous output, capable of powering larger systems or multiple devices simultaneously without overloads.

70A Charging Capacity
Equipped with a 70A charging current, it ensures that battery banks are charged quickly and efficiently, making it suitable for both solar and non-solar systems.

Hybrid Inverter Design
Functions as both an inverter and a charger, optimizing energy management by converting DC power from batteries or solar into AC power for household or commercial use while charging the batteries when needed.

Advanced Protection Features
Includes built-in protections against overload, short circuits, and temperature extremes, ensuring safe and reliable operation even under demanding conditions.

Remote Monitoring via VictronConnect
Integrated Bluetooth technology and VictronConnect app support allow remote monitoring and control of system performance, making it easy to track energy usage and adjust settings for optimal performance.

How It Works
The Victron MultiPlus-II 48/5000/70-50 230V converts DC electricity from batteries or solar systems into AC power for household or commercial use. It also features an integrated 70A battery charger, which ensures that the batteries are kept at optimal charge levels when AC power is available. With advanced protections and a robust design, this unit can handle heavy loads and manage power distribution efficiently, even in off-grid or backup situations.

Energy Conversion
Converts DC energy from battery systems or solar panels into usable AC power, allowing for efficient energy use and powering of essential devices and appliances.

Battery Charging
Works with battery banks to ensure they are efficiently charged, so that backup power is always available when needed.

Smart Monitoring
Utilize the VictronConnect app to monitor system performance in real-time, diagnose issues, and optimize the system for maximum efficiency.

Specifications

Output Power
5000W

Charging Current
70A

Voltage
48V DC / 230V AC

Efficiency
95%

Weight
30 lbs

Dimensions
14.4" x 9.4" x 4.2"

Warranty
5 Years
MPN: 48/5000/70-50-230V-PMP482505010
Model: PMP482505010
Vendor: Victron Energy
Source: Shopify live catalog 2026-09-09; product 7511216783494; variant 42990148092038
Tags: Energy Storage, Off-Grid Power, Solar Power</p>

<p>InkPV QN360M-60This PES Supply product is supplied by PES Supply for commercial, industrial, residential energy, or electrical applications as applicable. Confirm final configuration and compatibility before ordering.

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Manufacturer: PES Supply
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Model: QN360M-60
Ordering and fulfillmentPrice, stock, freight, lead time, warranty eligibility, and delivery requirements can vary by configuration and destination. PES Supply will confirm these details before fulfillment.
Manufacturer: PES Supply
MPN: QN360M-60
Vendor: InkPV
Source: Shopify live catalog 2026-09-09; product 7557000003718; variant 43549942448262
Tags: Solar Equipment, zero-price-fix</p>

<p>SoliTek SOLID Solrif D B.108 435 W Transparent
Brand: PES Supply

Category: Solar Equipment

Price: $99.99

Product Specifications
•
Wattage: 435W

Purchase SoliTek SOLID Solrif D B.108 435 W Transparent from Portlandia Electric Supply, your authorized dealer. We offer competitive pricing, fast shipping, and expert support.
Manufacturer: PES Supply
Vendor: SoliTek SOLID Solrif D
Source: Shopify live catalog 2026-09-09; product 7556029022342; variant 43537715036294
Tags: 435W, Solar Equipment, zero-price-fix</p>

<p>Conpo Power Tech SP-72-P300W
Brand: PES Supply

Category: Solar Equipment

Price: $99.99

Product Specifications
•
Wattage: 300W

Purchase Conpo Power Tech SP-72-P300W from Portlandia Electric Supply, your authorized dealer. We offer competitive pricing, fast shipping, and expert support.
Manufacturer: PES Supply
MPN: SP-72-P300W
Model: P300W
Vendor: Conpo Power Tech
Source: Shopify live catalog 2026-09-09; product 7556029087878; variant 43537715101830
Tags: 300W, size:300-399w-panels, Solar Equipment, zero-price-fix</p>

<p>Fortress Power Envy True 12 kW Hybrid Inverter — Whole-Home BackupAPsmart rapid-shutdown transmitter, installs are fast &amp; code-friendly
The Fortress Power Whole Home Max 21KW Solar hybrid inverter - Envy 12 kW is a high-performance energy management solution designed to deliver reliable, intelligent, and uninterrupted power for modern homes. Built for whole-home backup and advanced solar integration, this inverter offers a seamless blend of efficiency, scalability, and safety, making it ideal for homeowners seeking energy independence and long-term savings.

As energy demands increase and grid reliability becomes less predictable, having a powerful solar hybrid inverter is no longer a luxury—it’s a necessity. The Fortress Power Whole Home Max 21KW Solar hybrid inverter - Envy 12 kW stands out with its robust engineering and future-ready design that supports both solar generation and battery storage.

Key features

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3 MPPT (max 21 kW PV input); 18 kW PV power delivered to battery &amp; AC outputs
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12 kW backup @ 240 V; 10.4 kW @ 208 V; surge 20 kW (500 ms)
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200A AC passthrough for whole-home backup; seamless transfer (&lt;20 ms)
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NEMA 4X / IP65 outdoor-rated; color LCD; Wi-Fi/RS485/CAN monitoring
• Built-in APsmart RSD transmitter; Tigo transmitters compatible (see manual)
• Parallel up to 10 inverters; supports backup, off-grid, TOU, zero-export modes

Specifications

Envy 12 kW — specification box

PV input (DC)

MPPTs / strings
3 MPPT (2 / 1 / 1 strings)

Max PV input
21,000 W

Full-power MPPT window
230–500 V (100–600 V operating; 550 V max recommended)

Current limits
25 A / 15 A / 15 A (Isc 31 / 19 / 19 A)

AC (grid / passthrough)

Continuous to grid
12,000 W @ 240 V (10,400 W @ 208 V)

Max continuous current
50 A @ 240 V

Passthrough / GEN
200 A AC passthrough · 21,000 W GEN input

AC output (off-grid)

Rated output
12,000 W @ 240 V (10,400 W @ 208 V)

Surge
14 kW (10 min) · 16 kW (5 min) · 20 kW (500 ms)

Transfer time
&lt; 20 ms

Battery interface

Nominal voltage
48 V (40–60 V range)

Max charge/discharge
250 A · 12,000 W

Chemistry
Lithium or lead-acid (closed/open loop)

Efficiency &amp; protection

MPPT / max / CEC
99.9% / 97.5% / 96.5%

Ratings
NEMA 4X · IP65 · AFCI · SPD · anti-islanding · DC switch

Rapid shutdown
Built-in APsmart transmitter (SunSpec PLC); Tigo TX compatible

General

Dimensions (H × W × D)
34.2″ × 20.5″ × 11.2″

Weight
≈ 127 lb

Comms
RS485 · Wi-Fi · CAN; app &amp; remote monitoring

Certifications
UL1741, UL1741SB, IEEE 1547A, Rule 21, ISO-NE, FCC15 class B, HECO, CEC, Luma

Warranty
10 years

Why Choose the Fortress Power Whole Home Max 21KW Solar Hybrid Inverter – Envy 12 kW?
The Fortress Power Whole Home Max 21KW Solar hybrid inverter - Envy 12 kW is engineered to support whole-home energy loads without compromise. With advanced hybrid functionality, it intelligently manages power from solar panels, batteries, and the utility grid to ensure maximum efficiency and reliability.

This inverter is designed for homeowners who want to reduce grid dependence while maintaining consistent power during outages. Its high power output allows it to run large appliances, HVAC systems, EV chargers, and other critical loads simultaneously—without interruption.

Key Performance and Power Capabilities
At its core, the Fortress Power Whole Home Max 21KW Solar hybrid inverter - Envy 12 kW delivers outstanding performance with a maximum output capacity of 21kW. This makes it suitable for large residential properties and energy-intensive households.

The integrated 200A transfer switch ensures smooth and automatic transitions during grid outages. When utility power is lost, the inverter switches seamlessly to battery and solar power, maintaining uninterrupted energy flow throughout the home.

Its hybrid design allows homeowners to utilize solar energy during the day, store excess power in batteries, and draw from those batteries during peak hours or outages—optimizing both savings and energy resilience.

Built-In Safety
MPN: Envy 12 kW
Model: 21KW
Vendor: Fortress Power
Source: Shopify live catalog 2026-09-09; product 7472834019462; variant 42500723605638
Tags: 12kW, 3 MPPT, APsmart RSD, Envy, Fortress Power, Free-Shipping, generator input, hybrid inverter, IEEE1547, IP65</p>

<p>Cummins OTEC 225 Amp NSE 208V 3-Phase Automatic Transfer Switch
A075F135 | Microprocessor Control | Open Transition | Non-Service Entrance | 208V System Voltage

225 A
Amperage Capacity

208V
Voltage Rating

3-Phase
Phase Type

Product Overview
The Cummins OTEC 225 Amp NSE 208V 3-phase Automatic Transfer Switch (ATS) delivers reliable power for medium commercial sites. This unit ensures seamless transitions between utility and backup generator power during critical outages. Its 225 Amp capacity supports larger industrial systems requiring high power stability. The 208V 3-phase setup enables balanced energy distribution across complex loads. The Non-Service Entrance rating allows flexible installation where service entrance capability is unnecessary. This design simplifies integration into existing electrical infrastructures without major upgrades.

Key Benefits

High Capacity Handling: The 225 Amp rating supports larger commercial and industrial power systems effectively.

Stable Power Distribution: The 208V 3-phase system ensures efficient and stable energy flow for critical loads.

Flexible Installation: The NSE rating allows installation in locations without service entrance equipment requirements.

Automatic Transfer Logic: Switches automatically to backup power during utility outages to prevent downtime.

Compact Integration: The compact design integrates easily with Cummins backup generators for seamless operation.

How It Works
This automatic transfer switch constantly monitors both utility and generator power sources. When a utility outage occurs, the controller signals the generator to start immediately. The system then disconnects the load from the utility source safely. After a programmed delay, it connects the load to the generator power source. This break-before-make action prevents dangerous source-to-source connections. Once utility power stabilizes, the switch returns the load to normal utility power automatically.

Power Source Monitoring: The microprocessor controller continuously senses voltage levels on both utility and generator inputs. It detects phase rotation and voltage imbalances instantly to ensure safe operation.

Programmed Transition: Open transition timing can be adjusted to disconnect the load completely from both sources. This pause is crucial for protecting large inductive loads from damage during switching.

Mechanical Interlocking: Mechanical and electrical interlocks prevent simultaneous closing of normal and emergency contacts. This positive interlocking ensures absolute safety against source-to-source short circuits.

Technical Specifications

MPN
A075F135

Vendor
Cummins

Amperage
225 Amps

Voltage
120/208V

Phase Type
Three-Phase, 60 Hz

Enclosure Rating
NEMA 3R (Outdoor)

Service Entrance Rated
No (Non-Service Entrance)

Poles
3-Pole

Control System
PowerCommand 40-11 Microprocessor

Display Type
Backlit LCD Display

Transition Mode
Open Transition (Break-Before-Make)

Contact Rating
100% Load Interruption

Dimensions
35.5" H x 26" W x 16" D

Weight
225 lbs

Application Type
Commercial &amp; Industrial

Certifications &amp; Compliance

Certifications: UL 1008 Listed for safety and operational reliability

Inverter Compatibility: Compatible with Cummins backup generators and commercial standby systems

Environmental: NEMA 3R rated for indoor or outdoor installation protection

Warranty: 1-Year Cummins Limited Warranty for long-term support

Documentation

S-1639 OTEC SPEC C 4 (PDF)

● Available | Contact us for lead time and pricing

Specifications &amp; Documents: Full specifications &amp; datasheet for Cummins OTEC 225 Amp NSE 208V 3ph Automatic Transfer Switches - A075F135
MPN: A075F135
Vendor: Cummins
Source: Shopify live catalog 2026-09-09; product 7385500614790; variant 41763018080390
Tags: Automatic Transfer Switches, b01-high-ticket-generators-competitor-cost-leadtime, Free-Shipping, riven-control-top1000, riven-revenue-engine, segment-generators, size:ats-200-225a, size:transfer-switches, wholesale</p>

<p>Conpo Power Tech SP-72-P310W
Brand: PES Supply

Category: Solar Equipment

Price: $99.99

Product Specifications
•
Wattage: 310W

Purchase Conpo Power Tech SP-72-P310W from Portlandia Electric Supply, your authorized dealer. We offer competitive pricing, fast shipping, and expert support.
Manufacturer: PES Supply
MPN: SP-72-P310W
Model: P310W
Vendor: Conpo Power Tech
Source: Shopify live catalog 2026-09-09; product 7556029153414; variant 43537715167366
Tags: 310W, size:300-399w-panels, Solar Equipment, zero-price-fix</p>

<p>Conpo Power Tech SP-72-P315W
Brand: PES Supply

Category: Solar Equipment

Price: $99.99

Product Specifications
•
Wattage: 315W

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Manufacturer: PES Supply
MPN: SP-72-P315W
Model: P315W
Vendor: Conpo Power Tech
Source: Shopify live catalog 2026-09-09; product 7556029186182; variant 43537715200134
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<p>Conpo Power Tech SP-72-P320W
Brand: PES Supply

Category: Solar Equipment

Price: $99.99

Product Specifications
•
Wattage: 320W

Purchase Conpo Power Tech SP-72-P320W from Portlandia Electric Supply, your authorized dealer. We offer competitive pricing, fast shipping, and expert support.
Manufacturer: PES Supply
MPN: SP-72-P320W
Model: P320W
Vendor: Conpo Power Tech
Source: Shopify live catalog 2026-09-09; product 7556029218950; variant 43537715265670
Tags: 320W, size:300-399w-panels, Solar Equipment, zero-price-fix</p>