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EcoFlow DELTA 2 Max

Portable power station · CPAP fit profile

Good fit

EcoFlow DELTA 2 Max is well suited to compatible CPAP use. Its clearest buyer advantage is useful stored energy.

Capacity2,048 Wh
AC output2,400 W
Surge4,800 W
Solar input500 W
Weight22.7 kg
ExpansionExpandable
Evidence
Manufacturer-controlled
Model
DELTA 2 Max
Reviewed
2026-09-21
EcoFlow DELTA 2 Max product image 1 / 3

At a glance

Bottom Line

EcoFlow DELTA 2 Max is well suited to compatible CPAP use. Its clearest buyer advantage is useful stored energy.

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 22.7 kg, moving it regularly takes more planning.

Evidence gaps

What remains unknown

  • UPS/EPS support
  • UPS/EPS switching time

Best for

Scenario fit

CampingGood fit · 100% coverageSustains 2400 W for compatible camping appliances.
RVGood fit · 80% coverageSustains 2400 W for compatible RV appliances.Missing: single-base 240 V output, native TT-30 connection
Home BackupConditional fit · 85% coverageStores 2048 Wh for essential home loadsMissing: UPS/EPS support
EmergencyGood fit · 95% coverageStores 2048 Wh for emergency essentialsMissing: UPS/EPS support
CPAPGood fit · 90% coverageStores 2048 Wh for compatible overnight equipmentMissing: UPS/EPS support

Key facts

Core specifications

CAPACITY

2048 Wh

Rated capacity

Continuous

2400 W

Continuous

SURGE

4800 W

Peak capability

SOLAR INPUT

500 W

Maximum

WEIGHT

22.7 kg

BATTERY

LFP

Recharge paths

Charging specifications

AC INPUT

1800 W

Maximum

SOLAR INPUT

500 W

Maximum

Power and connections

Output specifications

AC OUTPUT

2400 W

Continuous

SURGE

4800 W

Peak capability per manufacturer

AC OUTLETS

6 ports

AC Output

DC OUTPUTS

1 port

Car Port

Group maximum: 126 W

DC OUTPUTS

2 ports

DC5521

USB-C

2 ports

USB-C

Group maximum: 100 W

Expandability

Capacity beyond the base

EXPANSION

Yes

Up to 6144 Wh

Supports external batteries

Portability

Size the move

PRODUCT WEIGHT

22.7 kg

Manufacturer-published weight

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