LuxPro Heating & Cooling Mechanical Thermostat PSM40SA

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Easy to use, mercury free mechanical thermostat for heating & cooling.


  • PSM40SA Heating and Cooling
  • Clean, attractive design
  • Snap action mechanism
  • Adjustable heat anticipator
  • Contains no mercury


  • 1 Heat/1 Cool
  • Non-Programmable
  • Most 24V gas, oil, electric heating & air conditioning systems, 2 wire hydronic systems, milivolt systems, hydronic air handlers, single stage heat pumps