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Two EG4 PowerPro WallMount AllWeather Lithium Batteries below EG4 FlexBOSS21 Inverter

EG4 FlexBOSS21 & EG4-WallMount Battery Bundle [BNDL-E0022]

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$12,847.87
$12,636.85
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Currently on Backorder:

Due to high demand, this item is on backorder. Place your order now to be first in line when it becomes available. Estimated Restock: End of October.

SKU:
BNDL-E0022-1-2

Stay Powered Anytime: EG4 FlexBOSS21 + 14.3kWh PowerPro Battery

Ensure your home stays powered through any situation with this complete backup solution. The FlexBOSS21 hybrid inverter delivers robust performance, capable of handling heavy loads and managing up to 21kW of solar input, while the PowerPro 14.3kWh wall-mount battery provides safe, reliable energy storage in any climate, thanks to smart self-heating, an advanced Battery Management System, and IP65-rated weather protection. With intuitive monitoring, integrated safety features, and seamless integration with EG4 and other top inverters, this system gives you complete control and peace of mind. Ideal for home backup, it also offers the flexibility to support off-grid solar setups, keeping your family powered no matter what.

EG4 FlexBOSS21 Hybrid Inverter

The EG4 FlexBOSS21 is a versatile 48V split-phase, hybrid inverter/charger that offers the same dependable power as the 18kPV with enhanced flexibility. Powerful enough to start a 5-ton AC unit, the FlexBOSS21 supports 21kW of PV input between three MPPTs and 16kW of continuous AC output. Capable of paralleling up to 16 units together, the FlexBOSS21 has an impressive total output of 256kW continuous when using PV input. The updated EG4 monitoring software allows for convenient total remote management, complete with mobile notifications and remote setting. Seamless interaction with GridBOSS gives users control over their entire Energy Storage System (ESS).

Features:

  • This unit is capable of selling power back to grid for net metering, remaining dormant for home backup, or operating fully-off grid
  • Built-in rapid shutdown, ground fault monitoring, arc-fault protection, and robust safety certifications provide peace of mind
  • Surge capability as high as 24kW means this unit can start up a 5-Ton AC as well as anything else you can find in a typical residence
  • The unit shell is EMP hardened and ensures reliable operation during electromagnetic pulse events
Angled front view of EG4 wall-mounted lithium battery system with sleek gray housing and EG4 logo.

EG4 WallMount AllWeather Battery

The EG4 14.3kWh All Weather WallMount Battery is a high-capacity energy storage solution designed for outdoor reliability and seamless system integration. Built with an all-weather IP65-rated enclosure and quick-connect battery cables, it’s ideal for residential or commercial installations in any climate. Includes a built-in LCD touchscreen for easy monitoring.

Features:

  • IP65 rating means that this battery is able to be mounted either indoors or outdoors
  • Dual fire arrestors and E-stop rapid shutdown capabilities provide safety and peace of mind during operation
  • Integrated self-heating automatically heats the battery during low temperature settings to keep the battery operational
  • Selectable closed-loop communication with EG4, Schneider, Sol-Ark, Victron, and Growatt inverters and clear BMS monitoring via LCD touchscreen

EG4 280Ah WallMount All Weather Conduit Box

The EG4 280Ah WallMount All Weather Conduit Box guards cables and connections between your battery and inverter, for added safety and protection against weather and accidental damage. The conduit box is designed to pair the EG4 WallMount All Weather Battery with EG4 FlexBOSS21, 18kPV, and 12kPV inverters, ensuring a seamless fit for your energy storage system. The unit is equipped with side knockouts for battery-to-battery cable runs between paralleled batteries.

Features:

  • Perfectly fits the EG4 WallMount All Weather Lithium Battery and is compatible with the FlexBOSS21, 18kPV, and 12kPV
  • Offers robust protection for cables and connections, ensuring longevity and reliability
  • Designed for hassle-free installation, allowing for a clean and efficient setup

Please Note: Lifetime Customer Support is based in Texas and available via phone and email. We strongly recommend using a certified solar installer and/or master electrician for professional installation. Please note that additional components may be required for your installation. Please Note: The FlexBoss UL9540 is currently unavailable. It is undergoing review, and updates will be provided at a later date.

Have questions or need assistance? Our support team is here to help! Give us a call at 903-441-2090.

Product Image Product Information
EG4 18KPV Hybrid Inverter | All-In-One Solar Inverter | 18000W PV Input | 12000W Output | 48V 120/240V Split Phase | EG4-18KPV-12LV

1-2x EG4 FlexBOSS21 Hybrid Inverter

End Clamp for Mini Rail 30mm close up view

1-6x EG4 WallMount All Weather Battery

 
Front and rear view of BlueSun 460W Bifacial Solar Panel pallet quantity

1-6x EG4 280Ah WallMount All Weather Conduit Box

 

 

Relevant Videos

EG4 FlexBOSS21 First Look - This Inverter Saves You Thousands!

 

Meet the EG4 FlexBOSS21 – the next-level hybrid inverter that’s bigger, more powerful, and more affordable than the EG4 18kPV. With 16kW continuous output, 21kW PV input, and seamless integration with the EG4 GridBOSS, this inverter is built for serious solar setups. But is it right for you? We take a first look at it to break down its features, what we like, and what you need to know before buying.

EG4 power pro wall mount battery install video~upgrading my system

This video explores the installation and overview of the EG4 WallMount All Weather Battery. This 280Ah battery is outdoor rated and able to be mounted on the wall. Combined with the EG4 WallMount conduit box that protects your wiring, this setup is the best option for a well protected and efficient battery storage system.

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