OUPES G5 Extra Battery

Sale price$1,400.00
  • Compatible with Guardian 6000 V2
  • 4,608Wh Capacity
  • EV-grade LiFePO4 Battery
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Sale price$1,400.00
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Fast shipping

Fast
shipping

30-Days Money Back

30-Days
Money Back

5+1 Years Warranty

5+1
Warranty

Lifetime customer support

5 x 24H
support

More Than a Affordable Price. Service Included.

We don't lower prices by cutting service. We cut unnecessary markups — and invest in real support, local service, and long-term reliability.

US Local Warehouse

US Local Warehouse

Fast shipping from West & East Coast warehouses.
30-Day Price Match

30-Day Price Match

If the price drops within 30 days, we refund the difference.
Real Human Support (5x24H)

Real Human Support (5x24H)

In-house support team — not outsourced, not AI bots.
30-Day Money Back

30-Day Money Back

Changed your mind? Return it within 30 days. No questions asked.
US Local Repair Centers

US Local Repair Centers

Real repairs, handled locally.
Rewards & Community Support

Rewards & Community Support

Earn points, redeem rewards, and get help from real users.

Made for Guardian Series

Scalable Up to 41.4 kWh

With 8 x G5 batteries (41.4 kWh), power your home essentials from days to weeks long — keeping fridges cold, lights on, and devices charged through prolonged emergencies.

EV-grade LiFePO4 Battery

Equipped with an EV-grade LiFePO4 battery, the G5 offers 4,000 charge cycles, ensuring long-lasting, stable energy for up to 10 years.

Specs

G5 Extra Battery

BATTERY

  • Basic Capacity 4,608 Wh
  • Type LFP (LiFePO4)
  • Extra Battery Port Output 42.65V - 56.50V
  • Extra Battery Port Input 40.0V - 56.5V
  • Cycles > 4,000 cycles to 80%
  • BMS Yes

Input

  • AC Charging recharge when connected with main unit

GENERAL

  • Net Weight 80.02 lbs (36.3 kg)
  • Dimensions (L x W x D) 24.8*16.2*9.9in (629.7*412.5*251.9mm)
  • Working Temperature 0℃~40℃ (32℉~104℉)
  • Storage Temperature -20℃~60℃ (-4℉~140℉)
  • Certification UN38.3; MSDS
  • Warranty Up to 6 Years
    (Basic 5 years warranty.
    Register for 1 Extra Year Free!)
Download Manual >

In the Box

G5 Extra Battery x1

Extra Battery Cable x1

User Manual x1

Warranty Card x1

OUPES Warranty Card