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Series: Smart Battery Isolators

Smart Battery Isolator
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Smart Battery Isolators prevent loads on auxiliary battery from draining the starting battery.

  • More flexible than traditional battery isolators
  • Simple to install - connect to starting battery, auxiliary battery and ground.
  • Work with all types of alternators
  • Smaller and lighter than traditional isolators
  • There are no efficiency losses due to diodes
  • Allows bidirectional charging from the alternator or from shore power
  • Reduces the load on the charging system by not connecting the auxiliary battery until the primary battery is charged to 13.2 V
  • LED status indicator
  • Optional start assist with addition of a momentary switch allows the auxiliary batter to assist the starting batter
  • Quiescent current 5mA typical, 8mA maximum

Smart Battery Isolators Parts

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Smart Battery Isolators Applications

A giant orange dump truck and an orange excavator sit parked in the pit of surface mine
Mining Trucks

Surface and underground mines cannot produce unless excavators, bulldozers, tractor scrapers, and dump trucks operate consistently, efficiently,

A small white street sweeper clears a curb
Municipal Trucks

Each municipality relies on public works vehicles. Littelfuse helps flatbeds, water trucks, and service, utility, and crane bed trucks operate

Series: Smart Battery Isolators Resources