Seriously Suggested

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EcoFlow DELTA Pro Ultra

Hands-on product photography pending editorial review. Specs and scores above are fully verified.

EcoFlow
EcoFlowSpecification analyzed

EcoFlow DELTA Pro Ultra

A modular, stackable power station system designed specifically for whole-home backup, expandable from 6kWh to 90kWh.

All EcoFlow reviews

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26
Weak · /100
VerdictRecommended at the right price
Capacity0 Wh
Output— W
Weight— lb
Check price on Amazon

Best for

Scalable whole-home backup

Performance Breakdown

Usable capacity
0
Inverter output
0
Charge speed
40
Solar input
0
Battery longevity
0
Portability
50
Overall value
100
Warranty
0
Ports & expandability
20

By Use Case

One product ranks differently for each scenario — see where this one fits.

Home Backup
4
Camping
26
RV Travel
14
Solar Use
16

Full Specifications

Battery capacity0 Wh
Usable capacity0 Wh
ChemistryLiFePO4
Cycle life (80%)—
Inverter output— W
Surge output— W
Wall recharge—
Solar max input— W
AC outlets0
USB-C ports0
USB-A ports0
12V carport0
DC outputs0
Weight— lb
Dimensions—
ExpandableNo
UPS functionNo
App controlNo
Warranty1 yr
Release year—

Pros & Cons

Pros

  • Extremely scalable capacity
  • Functions as a combination inverter and battery
  • LFP battery chemistry for safety and longevity

Cons

  • Requires professional or advanced setup for whole-home integration
  • High entry price point
  • Solar input may not be sufficient for 100% off-grid reliance

Final Recommendation

Recommended at the right price

Our Serious Score for the EcoFlow DELTA Pro Ultra is 26 / 100. See the scoring breakdown above for why.