Specs sourced · prices dated

Spec reference

EcoFlow DELTA Pro 3

PreppedPower Editorial Team · · How we rate

Based on manufacturer specs and published third-party measurements.

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Spec score: 6.5 / 10 · provisional

3–5 kWh · 20 catalogue models · 92.5% of weighted inputs available.

No points awarded for missing inputs: AC charging. This is incomplete research, not a safety finding.

Price input: Amazon, station only, checked Oct 14, 2026.

Score calculation and limitations →
Rated capacity 4,096 Wh
Continuous 4,000 W
Surge 8,000 W
Voltage 120/240 split-phase V
Weight 113.5 lb
EcoFlow DELTA Pro 3
$2,799

Amazon · as of · station only

Check price at Amazon →

Recall status

Recall status: not checked yet. Check the CPSC database before buying.

Measured capacity

Not published in the catalogue. Estimated runtimes must be labelled as calculated.

Warranty

5 years · BRAND. Extension terms not checked.

Who it suits

  • You need 120/240 V output for a compatible 240 V load.
  • You want to start with one unit and add EcoFlow extra batteries or a Smart Home Panel 2 later.
  • You plan a large solar array; it has separate high-voltage and low-voltage solar inputs.

Who should skip it

  • You need to lift or carry the station regularly.
  • Your loads are all 120 V; a smaller 120 V station covers them for less.
  • You need proven compatibility with an interruption-sensitive device.
  • You only need a small overnight load; inverter idle can dominate consumption.

Full specs

Every row links to the manufacturer source. Missing data is not a certification or a clean safety record.

Battery

Rated capacity 4,096 Wh BRAND
Measured AC capacity Not published BRAND
Chemistry LFP BRAND
Cycle rating 4,000 cycles to 80% BRAND
Maximum expanded capacity 12,000 Wh BRAND

Output

Continuous AC 4,000 W BRAND
Surge 8,000 W BRAND
Voltage 120/240 split-phase V BRAND
AC outlets 4 x NEMA 5-20R (20A), 1 x TT-30R (30A), 1 x NEMA 6-20R (240V 16.7A), 1 x NEMA L14-30R (120/240V 16.7A) BRAND
USB-C 2 ports · 100 W max BRAND
Switchover 10 ms BRAND
Switchover conditions Spec: 'UPS 10 ms' BRAND

Charging

AC input Not published W BRAND
Solar input 2,600 W BRAND
Solar voltage range 11-60V (Low-PV); 30-150V (High-PV) BRAND
Solar conditions High-PV 30-150V, 15A, 1600W max + Low-PV 11-60V, 20A, 1000W max = 2600W total BRAND

Size, climate and support

Weight 113.5 lb BRAND
Dimensions 16.16 x 13.43 x 27.28 in BRAND
Charge temperature 0-45 °C BRAND
Discharge temperature -10-45 °C BRAND
Warranty 5 years; extension terms not checked BRAND
App control wifi, bluetooth BRAND
UL 9540 · brand claim, not verified UL 94 5VA (shell; page: 'UL-certified 5VA fireproof shell') · brand claim, not verified

What you can add

Connections to home circuits require a licensed electrician. This page does not provide wiring instructions.

EF ECOFLOW Power Station 4096Wh DELTA Pro 3 with 400W Portable Solar Panel

$3,099

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EF ECOFLOW DELTA Pro 3 Solar Generator 4096Wh with 2X400W Solar Panels

$3,501.52

Amazon · as of · EF ECOFLOW DELTA Pro 3 Solar Generator 4096Wh with 2X400W Solar Panels

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EF ECOFLOW 8kWh Portable Power Station: DELTA Pro 3 with Extra Battery

$4,459

Amazon · as of · EF ECOFLOW 8kWh Portable Power Station: DELTA Pro 3 with Extra Battery

Check price at Amazon →

EF ECOFLOW 12kWh Portable Power Station: DELTA Pro 3 with 2 Extra Batteries

$6,169

Amazon · as of · EF ECOFLOW 12kWh Portable Power Station: DELTA Pro 3 with 2 Extra Batteries

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EF ECOFLOW 4096Wh Delta Pro 3 Power Station With 3200W Dual Fuel Generator

$3,689

Amazon · as of · EF ECOFLOW 4096Wh Delta Pro 3 Power Station With 3200W Dual Fuel Generator

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Sources

Specifications are manufacturer claims unless another source type is shown. Price dates appear beside each price.