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Matsuo M3Z Precision Thermostat (S.P.D.T. Version)

The M3Z thermostat has S.P.D.T. change-over contacts capable of switching 3A/250VAC and 1.8A/250VAC respectively.

A back contact is built in, and the 5 amp capacity is packaged in a compactly designed body. The part has 2 mounting holes and 3 lead wires.


  • Temperature range -10°C to +110°C with temperature differentials down to 3.5K
  • Maximum operating voltages: AC250V max., DC48V max.
  • Temperature setting range: -10°C to 110°C
  • 5 Amp. capacity
  • Back contact capacity: 60% of main contact capacity.
  • Epoch making low price for a long life and small differential thermostat.
  • Main contact painted in black, movable contact in white and back contact in red as standard
M3z Precision Thermostat Drawing