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EcoFlow DELTA 3 Max Plus

Portable power station · Overall fit profile

EcoFlow DELTA 3 Max Plus is a versatile portable power station, especially well suited to Home Backup, CPAP, and RV.

Capacity2,048 Wh
AC output3,000 W
Surge6,000 W
Weight48.7 lb
ExpansionExpandable
Evidence
Manufacturer-controlled
Model
DELTA 3 Max Plus
Reviewed
2026-08-28
EcoFlow DELTA 3 Max Plus product image

Historical context

30-day average
$1,183.00
90-day average
$1,128.91
180-day average
$1,104.84
Historical low
$799.00
Historical high
$1,899.09

Prices that include shipping may not compare directly with item-only prices.

At a glance

Bottom Line

EcoFlow DELTA 3 Max Plus is a versatile portable power station, especially well suited to Home Backup, CPAP, and RV.

Strengths

Practical advantages

  • Battery chemistryUses LFP battery chemistry.
  • Motor-start headroomAllows brief peaks up to 6000 W for compatible starting loads.
  • Short-outage continuitySupports UPS/EPS operation for compatible connected equipment.

Tradeoffs

Supported limitations

  • Plan the moveAt 48.7 lb, moving it regularly takes more planning.

Evidence gaps

What remains unknown

  • single-base 240 V output
  • native TT-30 connection
  • solar input
  • AC input

Best for

Scenario fit

CampingConditional fit · 85% coverageSustains 3000 W for compatible camping appliances.Missing: solar input
RVGood fit · 73% coverageSustains 3000 W for compatible RV appliances.Missing: single-base 240 V output, native TT-30 connection
Home BackupExcellent fit · 100% coverageExpands to 10000 Wh for longer backup.
EmergencyConditional fit · 65% coverageStores 2048 Wh for emergency essentialsMissing: AC input, solar input
CPAPExcellent fit · 100% coverageStores 2048 Wh for compatible overnight equipment

Key facts

Core specifications

CAPACITY

2048 Wh

Rated capacity

Continuous

3000 W

Continuous

SURGE

6000 W

Peak capability

WEIGHT

48.7 lb

BATTERY

LFP

Power and connections

Output specifications

AC OUTPUT

3000 W

Continuous

SURGE

6000 W

Peak capability per manufacturer

AC OUTLETS

4 ports

AC Outlet

DC OUTPUTS

1 port

Anderson

Group maximum: 378 W

DC OUTPUTS

1 port

Cigarette Lighter

Group maximum: 378 W

USB-C

2 ports

USB-C

Group maximum: 45 W

USB-C

1 port

USB-C

Group maximum: 140 W

Expandability

Capacity beyond the base

EXPANSION

Yes

Up to 10000 Wh

Supports external batteries

Portability

Size the move

PRODUCT WEIGHT

48.7 lb

Manufacturer-published weight

UPS / EPS

Transfer behavior

UPS / EPS

Supported

10 ms

For compatible connected equipment

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