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EG4 BOSSBox Energy Storage Enclosure

EG4 BOSSBox Energy Storage Enclosure
$2,952.99 - $2,952.99
$2,952.99
$2,952.99 - $2,952.99
$2,952.99
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EG4

EG4 BOSSBox Energy Storage Enclosure

The EG4 BOSSBox is a durable, weather-resistant energy storage enclosure designed for easy, DIY-friendly installation. Engineered to accommodate EG4 hybrid inverters and EG4 AllWeather batteries, it offers a dependable solution for whole-home backup, off-grid living, and light commercial applications. Whether you're preparing for power outages or building an independent energy system, the BOSSBox simplifies the process. Its freestanding design eliminates the need for complex wall mounting, reducing installation time, labor, and costs. Constructed from rugged epoxy-coated Q235 steel, it withstands harsh outdoor conditions while keeping your power supply secure.

Traditional generators are noisy, costly to maintain, and dependent on fuel. The BOSSBox Energy Storage Enclosure provides a clean, quiet, and reliable power solution for homes, businesses, and emergency backup needs. Whether you're securing backup power during outages or establishing an off-grid energy system, this ESS cabinet delivers dependable performance—without the noise, fumes, or ongoing fuel expenses.

EG4 BOSSBox Energy Storage Enclosure
Lowest Price Guarantee
Authorized EG4 Dealer
Genuine EG4 Equipment
5-Year Warranty Coverage
Free Shipping
0% APR Financing via Affirm

Why the EG4 BOSSBox Energy Storage Enclosure

Dimensions w/o Inverters

48 × 32.1 × 54.4 in.

Dimensions w/ Inverters

67 × 32.1 × 54.4 in.

Included Cables

The BOSSBox includes one BOSSBox cable kit. Additional cables must be purchased separately when adding a second inverter or more than one battery. Please refer to the user manual for battery placement and cabling.

Can house up to two EG4 Hybrid Inverters (12kPV, 18kPV,

Can house up to two EG4 Hybrid Inverters (12kPV, 18kPV, FlexBOSS18, FlexBOSS21)

Can house Three 280Ah EG4 WallMount All Weather

Can house Three 280Ah EG4 WallMount All Weather Batteries

Whole-Home Backup – Keep essential appliances running

Whole-Home Backup – Keep essential appliances running during power outages

EG4 BOSSBox Energy Storage Enclosure Specifications

Dimensions w/o Inverters 48 × 32.1 × 54.4 in.
Dimensions w/ Inverters 67 × 32.1 × 54.4 in.
Weight (Empty) 397 lbs
Your Satisfaction with EG4 is Guaranteed 5-Year Limited Warranty

Documentation & Downloads

EG4 BOSSBox Energy Storage Enclosure Spec Sheet (PDF)

Lowest Price Guarantee

Find it cheaper at another authorized EG4 dealer? Call us before you order and we will take care of you.

Authorized EG4 Dealer

This is genuine EG4 equipment, sold and supported by Renewable Outdoors as an authorized dealer. Coverage: 5-Year per the manufacturer terms stated for this product.

Help From People Who Sell These Every Day

Call (303) 876-7654. We would rather spend ten minutes sizing your system correctly than process a return later.

EG4 BOSSBox Energy Storage Enclosure: Frequently Asked Questions

What's covered under the warranty?
EG4 backs the BOSSBox Energy Storage Enclosure with a 5-Year warranty per the manufacturer's terms stated for this product. As your retailer, Renewable Outdoors can also help you navigate a warranty claim — call us at (303) 876-7654.
How big and heavy is the BOSSBox Energy Storage Enclosure?
The BOSSBox Energy Storage Enclosure has dimensions of 48 × 32.1 × 54.4 in. and a weight of 397 lbs. Plan your mounting and placement around those figures.
Can the BOSSBox Energy Storage Enclosure be wall-mounted?
Its freestanding design eliminates the need for complex wall mounting, reducing installation time, labor, and costs.
Is this genuine EG4 equipment?
Yes. Renewable Outdoors is an authorized EG4 dealer, and this product is genuine EG4 equipment.
Does Renewable Outdoors offer financing or price matching?
Yes. We offer 0% APR financing options through Affirm at checkout, and the BOSSBox Energy Storage Enclosure is backed by our Lowest Price Guarantee — if you find it cheaper at another authorized EG4 dealer, call us at (303) 876-7654 before you order and we will take care of you.
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