• 2 in. (51 mm) diameter dial
  • Tamperproof and environmentally sealed
  • Mechanical counter–no battery needed to maintain elapsed time
  • Reversed polarity protected
  • Quartz-crystal time base for accurate long-term timekeeping
  • Powered by 12 to 24 VDC




The TM Series hourmeters record the operating time of vehicles or powered equipment. They are electromechanical and have a quartz base time counter that insures accuracy. They can record up to 99,999.9 hours and include an automatic recycle to zero hours feature. The TM Series models have a shock-proof and tamperproof, totally sealed case made of an engineered plastic. These small, light weight time meters are rugged and durable. They are the answer to applications requiring a low DC power, reliable hourmeter.





These hourmeters can be used on any engine where operating time needs to be recorded. All it requires is a DC power source.




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