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Robertshaw RS1100 5-1-1 Day Digital Programmable Thermostat, 1 Heat Only

Save 51%
Original price $37.04
Current price $17.99
SKU RS1100
Currently 6 in stock.

Robertshaw RS1100 5-1-1 Day Digital Programmable Thermostat, 1 Heat Only

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The Robertshaw® RS1100 Economy Series of 5-1-1 Day programmable thermostat is an impressive low-cost thermostat.  With a beautiful vibrant blue backlight, the RS1100 series is the right choice for an economical programmable thermostat for new and replacement residential applications.  They can be configured to control conventional gas or electric HVAC, heat pump, oil and millivolt equipment.  This is a 2-wire single heat thermostat. Can be configured for Fahrenheit or Celsius, and can be used as manual or 5-1-1 day programmable operation.

  • 1 Heat Only
  • Selectable Fahrenheit or Celsius Display
  • 5-1-1 Day Programmable & Manual (non-programmable) operation
  • 4 Events / Day
  • Temporary Override with Override Icon on Display
  • Fan selector for automatic or continuous fan operation
  • Adjustable temperature differential
  • Compressor short cycle protection - Reduces wear and tear on HVAC equipment compressor
  • Worry free memory retention - Maintains programmed parameters even during power outages
  • HVAC equipment control using dry contact relays
  • Quick wire terminal block - uses sturdy wire clamps


RS1000 Economy Series Sell Sheet



    Battery Voltage: 3 VDC (2x AAA alkaline batteries)
    Battery Life: RS8110
    Dimensions: 3.35"Hx4.5"Wx1"D (85mm 114mmx102mmx26mm)
    Mounting Type: Wall or junction box
    Relay Contact Voltage: 24 VAC / 50/60 Hz
    Relay Contact Current: 1 Amp Max (inductive)
    Control Range: Heating 40 to 90°F (5 to 32°C ) in 1 degree steps
    Control Accuracy: +/-1°F @68°F (0.5°C @20°C)
    1st Stage Differential: +1/-1°F (0.5°C) or +/-2°F(1°C)
    Terminations: R - 24V switching voltage, W - Heat



    Cross Reference

    Honeywell: TH1100DV1000, TH1100DH1004
    Braeburn: 1025NC
    Emerson White-Rodgers: 1E78-140
    Lux: PSD010B-010