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EG4 FlexBOSS21 Inverter + GridBOSS Bundle

EG4 FlexBOSS21 Inverter + GridBOSS Bundle
Starting at $208/mo or 0% APR with . See if you qualify
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$6,048.00
$6,048.00 - $6,048.00
$6,048.00
$5,998.00
$5,998.00 - $5,998.00
$5,998.00
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EG4-FlexBOSS21 Inverter V.1.1| 48V Split Phase | 21kW PV Input + EG4 GridBOSS MID V2

Introducing FlexBOSS21 + GridBOSS Bundle. An advanced solution for comprehensive whole-home backup that bring you savings, efficiency, and power. Designed to operate without expensive main panel upgrades or critical load subpanels, these systems can save up to $7,500 in costs while significantly reducing installation time. With FlexBOSS21 and GridBOSS, you're investing in compact, streamlined energy solutions that reduce grid dependency, lower energy bills, and deliver an exceptional return on investment. Gain full control over your energy needs with the most versatile backup solutions in the industry.

The EG4 FlexBOSS21 is a versatile 48V split-phase hybrid inverter/charger that provides the same reliable power as the 18kPV, with added flexibility. Strong enough to start a 5-ton AC unit, it supports 21kW of PV input and can be paralleled with up to 10 units, delivering a remarkable total output of 160kW. With three MPPTs, users gain optimal control over their solar energy needs. The updated EG4 monitoring software offers convenient remote management, including mobile notifications and remote settings. Seamlessly integrated with GridBOSS, the FlexBOSS21 gives users full control over their entire Energy Storage System (ESS).

The EG4 GridBOSS MID streamlines your Energy Storage System (ESS) by combining up to 10 components into one powerful unit. Engineered for seamless integration with utilities, generators, inverters, and loads, it provides centralized control, simplifies installation, and enables real-time remote monitoring.


EG4 FlexBOSS21 + GridBOSS Features

EG4 FlexBOSS21 Features

  • Operate off-grid, with grid support, or sell excess power back to the grid.
  • Supports up to 600V DC, allowing reduced cable sizes.
  • Remote access with Wi-Fi and closed-loop communication with compatible batteries.
  • Includes rapid shutdown, ground fault monitoring, arc-fault protection, and robust safety certifications.

EG4 GridBOSS Features

  • Connect and manage utility, inverters, generator, and loads from a single device.
  • Replace breakers, transfer switches, and more with one compact solution.
  • Automate power management to optimize battery performance.
  • Reliable with a 22 kAIC main breaker for powerful service integration.
  • Access and adjust settings remotely via the EG4 app or monitoring system website.
  • Supports one generator up to 125A, 3 hybrid inverters up to 90A each, and 4 smart ports ranging from 60A to 125A.

Your Satisfaction with EG4 is Guaranteed:

  • 10-Year Limited Warranty
  • Lowest Price Guarantee