Stelpro USA

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All Systems Operational

Since Tuesday, 02/23/2021 04:00
Eastern Time Zone

  • logo Flextherm

Electronic Thermostat – Line and Low Voltage – 7-Day Programmable


This versatile thermostat can control very low voltage systems up to 240 V.

Product images

  • th140-28-01-b-c1-6 | USA


  • Two-wire thermostat (R, W)
  • Compatible with all RE, RM and R841 relays
  • Temperature in degrees Celsius and Fahrenheit
  • 7-days programmable


  • White


  • Molded plastic


  • Max: 5 A @ 24 V – 240 V resistive
  • Max: 2 A @ 24 V – 240 V inductive


  • Versatile thermostat that controls systems from millivolts to 240 V and is also well-suited for hot water heating
  • Battery powered (2 AA alkaline batteries)
  • Terminals R, W (X, C optional remote input)
  • Temperature sensing with thermistor


  • 40 to 85 °F


  • One year