Backup Rank

EcoFlow

DELTA 3800 Gen4

EcoFlow DELTA 3800 Gen4, photo 1 of 1
photo source, checked

The EcoFlow DELTA 3800 Gen4 stores 3,763 Wh of LiFePO4, with 3,600 W output, 12,000 Wh of expansion and 2,000 W solar input, at $2,199, a launch sale price.

Battery capacity
3,763 Wh
AC output
3,600 W
Max with extra batteries
12,000 Wh
AC voltage
120V only

Maker page at EcoFlow

Our verdict

Its price is $0.584 per Wh. The Anker SOLIX F3000 is $1,699.99 at $0.553 per Wh. The Pecron F5000LFP is $2,399 at $0.469 per Wh. At 3,763 Wh it sits between the 3,072 Wh F3000 and the 5,120 Wh F5000LFP. Its price per Wh is the highest of the three.

It ranks #11 of 17 home backup, #10 of 18 expandable, #12 of 50 solar, #7 of 53 lightweight, #8 of 39 UPS, #43 of 43 fast charging. This is a new launch. It is a sale price, and the page showed an early bird promotion. The warranty is 3 years, with 2 more on app registration.

Buy it if you want a 3.7 kWh unit from EcoFlow. Skip it if you want the most Wh for the money.

Where it ranks

How it scored in each list. A longer bar is better for you.

Specifications

Each value links to the page it came from.

Battery capacity3,763 Whsource, checked
AC output3,600 Wsource, checked
Surge output7,200 Wsource, checked
Max with extra batteries12,000 Whsource, checked
Battery typeLiFePO4source, checked
Cycle life6,000 cyclessource, checked
AC voltage120V onlysource, checked
Max solar input2,000 Wsource, checked
Wall charging1,800 Wsource, checked
UPS switchover10 mssource, checked
AC outlets5source, checked
Home panel or transfer switchNot listed
Weight67.5 lbsource, checked
Warranty3 yearssource, checked

Prices

Similar models

EcoFlow US$2,199

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