FEATURES - Atkinson Electronics

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trailer battery charging MODULETBCM-40AATKINSON Electronics , 10/01Web Site: by:FEATURESvThe TBCM senses the alternator charge voltage,sending charge current to the trailer battery . vDisconnects trailer battery from vehicle s chargewire when not charging , (engine is not running)preventing two dead batteries. vWorks with existing 12V trailer wiring, includingon-board 110V AC chargers. Handles most towingvehicle alternators. vMount the TBCM in the trailer battery box orengine compartment, connect only three wires . vThe TBCM doesn t have a .75V drop to sulfateyour battery like RV type & OPERATIONThe TBCM-40A connects the vehicle s auxiliary batterycharge wire and the trailer battery positive wire togetheronly when the vehicle s engine is running and the alternatoris putting out charge current. When not charging , bothvehicle and trailer batteries remain isolated, preventingboth from discharging when a trailer load is left on.

TRAILER BATTERY CHARGING MODULE TBCM-40A ATKINSON ELECTRONICS, INC. REV 10/01 Web Site: www.atkinsonelectronics.com Distributed by: FEATURES v The TBCM senses the alternator charge voltage, sending charge current to the trailer battery.

  Module, Battery, Charging, Trailer, Trailer battery charging module