1F56W-444 SINGLE-STAGE

low voltage – single stage

This low voltage thermostat is designed to provide convenient control of the heating/cooling system. To provide greater room comfort, the sensitive spiral bimetal is combined with an adjustable heating anticipator and a fixed cooling anticipator to provide maximum comfort. Anticipators provide narrow differential control of room temperature. With sealed mercury cells to provide long life and reliability.

  • Single Stage (1H/1C) Setpoint Thermostat
  • 24 Volt Control Circuit
  • System Switch: Heat, Off, Cool
  • Fan Switch: Auto, On
  • Temperature Range: 50° to 90°F (10°C – 32°C)
  • Profile: Horizontal
  • Sealed Mercury Cell for Reliable Operation.
  • Imported to King Specifications

Available Models

Ordering Information

MODELUPCVOLTSTYPETEMP. RANGE
1E30-9101900024Mercury Free, Vertical Mount - beige50°F to 90°F
1F56W-4441901024Mercury Free, Heat / Cool / Fan, Horizontal - white50°F to 90°F
1F57-3121901524Two Stage Heat Plus Fan Only50°F to 90°F

Engineering Specs

Temperature Range: 50°F to 90°F (10°C to 32°C)

Temperature Default: 55°F or 68°F (13°C or 20°C)

Display: 5° increments

Rate: 2 cycles per hour

Accuracy: ±3°F

Power Source: 24 VAC

  • Three wire installation
  • Snap action switch
  • Flexible wire leads
  • 50° to 90°F (10°C – 32°C)
  • Anticipated (resistor style)
  • Large bi-metal sensor
  • Meets most energy codes
  • For use on all types of electric heater relays; fan-forced, baseboard, radiant with 24 Volt control circuits

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