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EcoFlow DELTA 3 Ultra Plus

Portable power station · Overall fit profile

EcoFlow DELTA 3 Ultra Plus is a versatile portable power station, especially well suited to Emergency, CPAP, and Home Backup. One point to note: at 74.3 lb, moving it regularly takes more planning.

Capacity3,072 Wh
AC output3,600 W
Surge7,200 W
Solar input1,600 W
Weight74.3 lb
ExpansionExpandable
Evidence
Manufacturer-controlled
Model
DELTA 3 Ultra Plus
Reviewed
2026-09-22
EcoFlow DELTA 3 Ultra Plus product image 1 / 2

Historical context

30-day average
$1,595.56
90-day average
$1,588.12
180-day average
$1,536.60
Historical low
$1,424.00
Historical high
$2,899.00

At a glance

Bottom Line

EcoFlow DELTA 3 Ultra Plus is a versatile portable power station, especially well suited to Emergency, CPAP, and Home Backup. One point to note: at 74.3 lb, moving it regularly takes more planning.

Strengths

Practical advantages

  • Useful stored energyStores 3072 Wh for emergency essentials without promising a fixed runtime.
  • Battery chemistryUses LFP battery chemistry.
  • Vehicle-ready DCProvides a verified 12 V or car DC output path.

Tradeoffs

Supported limitations

  • Plan the moveAt 74.3 lb, moving it regularly takes more planning.

Evidence gaps

What remains unknown

  • expanded capacity
  • single-base 240 V output

Key facts

Core specifications

CAPACITY

3072 Wh

Rated capacity

Continuous

3600 W

Continuous

SURGE

7200 W

Peak capability

SOLAR INPUT

1600 W

Maximum

WEIGHT

74.3 lb

BATTERY

LFP

Recharge paths

Charging specifications

AC INPUT

1800 W

Maximum

SOLAR INPUT

1600 W

Maximum

AC INPUT

1 port

AC Input

Group maximum: 1800 W

DC INPUT

2 ports

Solar/PV Input

Group maximum: 1600 W

Power and connections

Output specifications

AC OUTPUT

3600 W

Continuous

SURGE

7200 W

Peak capability per manufacturer

AC OUTLETS

4 ports

AC Output 20A

Group maximum: 3600 W

AC OUTLETS

1 port

NEMA TT-30R AC Output

Group maximum: 3600 W

DC OUTPUTS

1 port

Anderson DC Output

Group maximum: 378 W

DC OUTPUTS

1 port

Car/Cigarette Output

Group maximum: 126 W

USB-A

1 port

USB-A

Group maximum: 18 W

USB-C

1 port

USB-C 140W

Group maximum: 140 W

USB-C

2 ports

USB-C 45W

Group maximum: 45 W

Expandability

Capacity beyond the base

EXPANSION

Yes

Supports external batteries

Battery expansion port

1 port

Extra Battery Port

Portability

Size the move

PRODUCT WEIGHT

74.3 lb

Manufacturer-published weight

UPS / EPS

Transfer behavior

UPS / EPS

Supported

10 ms

For compatible connected equipment

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