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Convenient Dual Battery Bank Charging

Xantrex’s digital echo~charge is designed to charge auxiliary or starting batteries from an inverter/charger or other charging source with limited voltage drop. The Xantrex echo~charge detects when the house battery bank is being charged and directs a portion of the charge current to auxiliary or starting batteries. The maximum charger current offered by echo~charge is limited to 15 amps.


  • Recreational Vehicles
  • Work Trucks
  • Heavy Duty Trucks
  • Bus/Coaches
  • Marine
  • Custom Solutions

Compatible with:

  • Product Name
    SKU Number


  • Automatically adjusts for 12 or 24 volt battery banks

  • Switches on/off without affecting the in-house battery bank or over-charging

  • Uses excess current from the primary charging source

  • Built-in thermal and over-current circuits

Technical Specifications

Switch ON voltage (12 VDC mode)
13.0 VDC
Switch ON voltage (24 VDC mode)
26.0 VDC
Output amps
15.0 A (maximum
Voltage limiting (12 VDC mode)
14.4 VDC ±1%
Voltage limiting (24 VDC mode)
28.8 VDC ±1%
Dimensions (HxWxD)
5.5 x 4.5 x 1.25”
1 lb
One year
Part number

Learn More

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