Xantrex Battery Temperature Sensor (BTS) f/Freedom 458 Series




Battery Temperature Sensor (BTS) for Freedom 458 Series

The Battery Temperature Sensor (BTS) is a replacement BTS designed for the Freedom 458 inverter/charger series. The sensor has a 15 foot cable attached and it mounts on a terminal post of a battery in a bank or on the side of a battery. It measures the temperate, which automatically adjusts voltage to help ensure full battery charge depending on the ambient temperature of your battery installation.


  • Gives charger proper temperature compensated charging
  • 15 ft (4.6 m) communications cable


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