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Rectangular metal RV converter unit, silver finish, cooling vents visible, 8.86 inches wide

VEVOR

VEVOR RV Converter 55A 120V to 12V 4-Stage Smart Charger 13-16.5V Adjustable Lithium Lead-Acid ETL

SKU CH-MRZ2-QC765

Converts 120V AC to 12V DC at up to 55A with four-stage smart charging for lead-acid and lithium batteries, plus an adjustable 13.0-16.5V fixed-voltage mode

  • TypeOther Appliances
  • Width8.86
  • Converts 120 V AC to stable 12 V DC for RV systems
  • 55 A output powers appliances and charges 55–70 Ah batteries
  • Four-stage smart charging protects lead-acid and lithium cells
  • Adjustable fixed-voltage mode from 13.0 V to 16.5 V
  • ETL certified for electrical safety compliance

RV Power Converter for 55A 12V Systems

This VEVOR RV converter changes 120V AC shore or generator power into a stable 12V DC supply for onboard electronics and battery charging. It suits RV owners who need a single unit to run lights, audio and other 12V loads while replenishing either lead-acid or LiFePO4 batteries.

Check Input Voltage and Battery Compatibility

Verify that your AC source delivers 120V AC and that the battery bank operates at 12V nominal voltage. Confirm the battery chemistry is either lead-acid or LiFePO4 so the dedicated charging modes apply. Ensure the converter’s 8.86 inch width fits the intended mounting location and that the 55A output matches the battery bank capacity between 55Ah and 70Ah.

Replaces Older Single-Stage Converters

The four-stage smart charging and adjustable 13.0V to 16.5V fixed-voltage mode replace basic converters that lack lithium profiles or voltage adjustment. The upgrade is worthwhile when adding LiFePO4 batteries or when the existing unit cannot supply 55A continuous current for modern RV loads.

Highlights

  • Converts 120 V AC to stable 12 V DC for RV systems
  • 55 A output powers appliances and charges 55–70 Ah batteries
  • Four-stage smart charging protects lead-acid and lithium cells
  • Adjustable fixed-voltage mode from 13.0 V to 16.5 V
  • ETL certified for electrical safety compliance

Specifications

TypeOther Appliances
Width8.86

Questions about this item

Does the box include the battery or only the converter and tools?

The package contains the RV converter, three spare fuses, a screwdriver, a fuse puller and a user manual. Batteries are not included.

Which charging mode should I select for a LiFePO4 battery versus a lead-acid battery?

Use the dedicated LiFePO4 mode for lithium batteries and the lead-acid mode for lead-acid batteries; both are preset to 14.6 V output.

Will 55 A at 12 V run my RV fridge and lights together?

The unit delivers up to 55 A and 798 W, suitable for medium-capacity batteries of 55 Ah to 70 Ah and typical RV electronics.

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