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Amperage: 55   Frequency: 50Hz or 60Hz   Dimensions: 15.25"H x 9"W x 4.75"D; Wt: 11 lbs.

MFG#: 9Q-12555HQ-A



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HQ Series 55 Amp Battery Charger

ABS Listed and Meets USCG Requirements for Megayacht and Workboat Fleets

The HQ Series ABS Charger offers a rugged battery charger and power supply all in one unit. It is designed for hard-wired applications to convert AC power to DC charging current for up to three battery banks simultaneously. The unit operates under a wide range of input voltages, yet maintains a constant output to avoid any danger of overcharging batteries.

 The HQ Series meets the ABS standards required of all new military, Homeland Security, megayacht, and commercial vessel construction over 150 gross tons and/or over 90 meters.


  • LED indicator pilot lamp
  • Quick disconnect on/off switch on front cover
  • Separate voltmeter and ammeter
  • Internal failure alarm ready (customer to provide indicator)
  • Multi-bank (3), multi-stage (bulk, absorption and float) battery charger
  • Ability to work as power supply
  • Voltage and current limiting ability
  • Thermal, over-current, ignition and reverse-polarity protected
  • Input and output fusing
  • Constructed with heavy-duty, corrosion resistant, UL recognized materials
  • Designed to run cool, quite and EMI/RFI interference free
  • Temperature compensation - built for optimal performance in a variety of ambient temperatures
  • Drip shield (necessary) included
  • 5-year manufacturers limited warranty
  • Made in the U.S.A. 

    In the box:
  • HQ 55 Amp battery charger
  • Installation hardware
  • Owner's manual
General Specifications:

Battery                                   Gel, Flooded, AGM

Output Voltage                       55 Amp, 12 VDC

Banks                                   Three

Input Voltage                         120 VAC; 50/60 Hz

Dimensions                          15.25"H x 9"W x 4.75"D; Wt: 11 lbs.

Display                                LED (power); voltmeter; ammeter

Remote Options                   None

Other Functions                   None

Warranty                             Five years