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EcoFlow DELTA 3 Max

Portable power station · Overall fit profile

EcoFlow DELTA 3 Max is a versatile portable power station, especially well suited to CPAP, Home Backup, and Camping. One point to note: at 44.8 lb, moving it regularly takes more planning.

Capacity2,048 Wh
AC output2,400 W
Surge4,800 W
Solar input500 W
Weight44.8 lb
ExpansionBase only
Evidence
Manufacturer-controlled
Model
DELTA 3 Max
Reviewed
2026-08-28
EcoFlow DELTA 3 Max product image

Historical context

30-day average
$891.03
90-day average
$839.46
180-day average
$816.04
Historical low
$699.00
Historical high
$1,499.00

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

At a glance

Bottom Line

EcoFlow DELTA 3 Max is a versatile portable power station, especially well suited to CPAP, Home Backup, and Camping. One point to note: at 44.8 lb, moving it regularly takes more planning.

Strengths

Practical advantages

  • Useful stored energyStores 2048 Wh for compatible overnight equipment 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 44.8 lb, moving it regularly takes more planning.
  • No expansion-battery supportAdditional batteries cannot be added to increase backup capacity.

Evidence gaps

What remains unknown

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

Key facts

Core specifications

CAPACITY

2048 Wh

Rated capacity

Continuous

2400 W

Continuous

SURGE

4800 W

Peak capability

SOLAR INPUT

500 W

Maximum

WEIGHT

44.8 lb

BATTERY

LFP

Recharge paths

Charging specifications

SOLAR INPUT

500 W

Maximum

Power and connections

Output specifications

AC OUTPUT

2400 W

Continuous

SURGE

4800 W

Peak capability per manufacturer

AC OUTLETS

4 ports

AC Outlet

DC OUTPUTS

1 port

12V DC Output

Group maximum: 126 W

USB-C

1 port

USB-C

Group maximum: 100 W

USB-C

2 ports

USB-C

Group maximum: 30 W

Expandability

Capacity beyond the base

EXPANSION

No

Base unit only

Portability

Size the move

PRODUCT WEIGHT

44.8 lb

Manufacturer-published weight

UPS / EPS

Transfer behavior

UPS / EPS

Supported

10 ms

For compatible connected equipment

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