Battery Chargers BatteryLink Battery Chargers

20A BatteryLink® Charger (North America)


Charge two batteries at or away from the dock with a 20A multistage battery charger and integrated 170A Automatic Charging Relay (ACR)

  • AC charging at the dock: Use AC shore power to charge two isolated battery banks with the 3 Stage 20 Amp battery charger
  • DC charging away from the dock: Share the DC power from the alternator with both the Start and the Auxiliary battery through the integrated 170A ACR
  • Battery Temperature Compensation prolongs battery life
  • Start isolation protects sensitive electronics from voltage sags and spikes
  • Emergency parallel allows remote ability to jump start by combining both batteries if start battery is low
  • Includes LED remote indicator for charge status at the helm
  • Snap-on insulating cover
  • One-piece stainless flange nuts ensure safe and secure connections
MSRP: $344.99
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Total Output Current20A DC
Nominal Output Voltage12V DC
ACR Continuous Rating170A
Output Connections1 Negative
2 Positive
Universal AC Input Voltage100-240V AC
AC Input Frequency50/60Hz
Typical Float Voltage13.5V DC
Typical Absorption Voltage14.4V DC
Operating Current (no AC power)10mA
Plug StyleNorth American: NEMA 5-15P
Battery TypesAGM
Recommended Minimum Battery Capacity100Ah (20h rate), Per bank
Recommended Maximum Battery Capacity400Ah (20h rate), Total of both banks
Negative Terminal Stud Size1/4"-20
Maximum 1/4" Terminal Stud Torque60 in-lb (6.78 Nm)
Positive Terminal Stud Size3/8"-16
Maximum 3/8" Terminal Stud Torque140 in-lb (15.82 Nm)
ACR Combine Voltage13.0V (2 min.)
13.5V (30 sec.)
ACR Open Voltage12.75V (30 sec.)
12.35V if voltage is rising
Warranty5 Year
Weight6.75lb (3.06 kg)
1 1820 Submersible Temperature Sensor
Optional Accessories
Any e-Series
Meets the following Regulatory Specifications
CSA C22.2 No. 107.2-01
FCC Part 15: Subpart B Compliant
Ignition Protected
ISO 8846
SAE J1171
UL 1236
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