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EG4 FlexBOSS21 above EG4-PowerPro WallMount Battery

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

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$7,866.99
$6,893.97
(You save $1,002.03 )
Add to Cart
SKU:
BNDL-E0022-1-1
Kit Type:
Whole-Home
Kit Type:
Outdoor-Rated

Flexible Whole-Home Power with Scalable Energy Storage

Build a powerful and adaptable energy system with the EG4 FlexBOSS21 Hybrid Inverter paired with your choice of EG4 AllWeather WallMount batteries. Designed for homeowners, businesses, workshops, homesteads, and off-grid properties, this bundle combines high solar production capacity, intelligent energy management, and reliable battery storage in one streamlined solution. Whether you're looking to reduce utility costs, maintain power during outages, maximize solar self-consumption, or build a fully independent energy system, this package provides the flexibility and scalability to meet your energy goals today while allowing room for future expansion.

Key Benefits:

    • Reliable Backup Power: Keep critical appliances, HVAC systems, well pumps, refrigeration, and other essential loads running during grid outages with a fully integrated energy storage system.

    • Maximize Solar Savings: Store excess solar production during the day and use it when utility rates are highest, helping reduce grid dependence and increase the value of your solar investment.

    • All-Weather Performance: Outdoor-rated battery options paired with the FlexBOSS21 create a durable energy solution capable of operating reliably across a variety of climates and installation environments.

    • Remote Monitoring and Control: Monitor energy production, battery status, system performance, and receive alerts from anywhere using EG4's remote monitoring platform.

    • Built for Long-Term Growth: Easily expand both solar production and battery storage as your energy needs evolve, making the system ideal for homeowners planning for future additions such as electric vehicles, workshops, guest homes, or increased energy consumption.

Use Cases:

Ideal for homeowners seeking whole-home backup power, solar self-consumption, and utility bill reduction; off-grid cabins and homesteads requiring dependable energy independence; workshops, barns, and remote properties needing reliable power year-round; and residential or light commercial installations looking for a scalable energy storage solution that can grow alongside future energy demands.

Tech Specs:

EG4 FlexBOSS21 Hybrid Inverter 

    • PV Input Capacity: Up to 21kW

    • Output Voltage: 120/240V

    • Max Power Output: 16kW w/ PV and Grid ; 12kW w/ Battery

EG4 314Ah All Weather WallMount Battery

    • Capacity: 314Ah

    • Energy Storage: 16kWh

    • Enclosure Rating: IP67

EG4 280Ah All Weather WallMount Battery

    • Capacity: 280Ah

    • Energy Storage: 14.3kWh

    • Enclosure Rating: IP65

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.

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

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

EG4 280Ah and 314Ah All Weather Conduit Box

1 Battery Option: 1x
2 Battery Option: 2x
3 Battery Option: 3x
4 Battery Option: 4x
6 Battery Option: 6x
EG4 Battery Paralleling Cables black and red medium coiled wire and small green coiled wire

EG4 280Ah / 314Ah WallMount Battery Paralleling Cable Kit

1 Battery Option: NA
2 Battery Option: 1x
3 Battery Option: 2x
4 Battery Option: 3x
6 Battery Option: 5x

1-6x EG4 314Ah All Weather WallMount Battery
Angled front view of EG4 wall-mounted lithium battery system with sleek gray housing and EG4 logo.

1-6x EG4 280Ah WallMount All Weather Battery

 

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.

Kit Type:
Whole-Home
Kit Type:
Outdoor-Rated

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