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Anker SOLIX C300X

Portable power station · Emergency fit profile

Limited fit

Anker SOLIX C300X has limited fit for emergency power. The available evidence does not support a stronger conclusion.

Capacity288 Wh
AC output300 W
Surge600 W
Solar input100 W
Weight4.1 kg
Evidence
Manufacturer-controlled
Model
SOLIX C300X
Reviewed
2026-10-22
Anker SOLIX C300X product image 1 / 2

At a glance

Bottom Line

Anker SOLIX C300X has limited fit for emergency power. The available evidence does not support a stronger conclusion.

Strengths

Practical advantages

  • Battery chemistryUses LFP battery chemistry.
  • Easy to moveAt 4.1 kg, it is easier to move between storage and the needed room.
  • Short-outage continuitySupports UPS/EPS operation for compatible connected equipment.

Tradeoffs

Supported limitations

No notable limits for this use are supported by the available facts.

Evidence gaps

What remains unknown

No key evidence gaps for this use.

Best for

Scenario fit

Consider it when a bidirectional USB-C port is useful and 288 Wh / 300 W are sufficient; the stated 10 ms UPS mode has specific AC conditions.

CampingConditional fit · 90% coverageAt 4.1 kg, it is easier to move between a vehicle, tent or tailgate.
RVGate not met · 61% coverageNot rated: continuous output does not meet this scenario's assessment criteria.Missing: expanded capacity, single-base 240 V output
Home BackupGate not met · 80% coverageNot rated: capacity, continuous output does not meet this scenario's assessment criteria.Missing: expanded capacity
EmergencyLimited fit · 85% coverage
CPAPConditional fit · 75% coverageAt 4.1 kg, it is easier to move between home and travel.Missing: 12 V / car DC output

Key facts

Core specifications

CAPACITY

288 Wh

Rated capacity

Continuous

300 W

Continuous

SURGE

600 W

Peak capability

SOLAR INPUT

100 W

Maximum

WEIGHT

4.1 kg

BATTERY

LFP

Recharge paths

Charging specifications

AC INPUT

330 W

Maximum

SOLAR INPUT

100 W

Maximum

Power and connections

Output specifications

AC OUTPUT

300 W

Continuous

SURGE

600 W

Peak capability per manufacturer

AC output voltage

120 V

AC output frequency

60 Hz

Portability

Size the move

PRODUCT WEIGHT

4.1 kg

Manufacturer-published weight

UPS / EPS

Transfer behavior

UPS / EPS

Supported

For compatible connected equipment

UPS / EPS transfer time

=10 ms

Product page markets 10ms; US guide says 10ms.

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