Battery-free TPMS
The latest vehicles use a TPMS system without any little batteries in the sensors - it relies on the centrifugal action for energy. Do any of the aftermarket TPMS systems for trailers use this tech...
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There multiple TPMS systems. one is hard wired and uses a pipe to the hub.. I see this on trucks but can tell you nothing about it
one uses teh ABS sensors (A low tire spins faster)
The Rest use radio. I know of none that do not use batteries.
one uses teh ABS sensors (A low tire spins faster)
The Rest use radio. I know of none that do not use batteries.
