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White rectangular wall thermostat with temperature dial and heat only label

HONEYWELL HOME-BUILDING CONTRL

HONEYWELL HOME-BUILDING CONTRL YCT30A1003 heat only thermostat

SKU CH-A1FK-YXRVV MPN YCT30A1003

A heat-only manual thermostat with low-voltage snap-action switching, dual F/C scale and mercury-free operation

  • Sold asEach
  • Key features* Heat only manual thermostat * Simple worry free
  • Heat-only control for simple heating systems
  • Snap-action switch gives reliable low-voltage operation
  • Mercury-free design with no levelling required
  • Dual Fahrenheit and Celsius scale for easy reading

Heat-only manual thermostat

The Honeywell YCT30A1003 is a heat-only manual thermostat designed for low-voltage heating systems. It uses a snap-action switch and does not require leveling during installation. The unit is mercury free and offers simple, worry-free operation for basic temperature control.

Dual F and C temperature scale

The thermostat displays both Fahrenheit and Celsius scales for flexible reading. It is built for heating-only applications and cannot control cooling systems. Buyers who need air-conditioning control or programmable scheduling should look for a different model.

How it compares

Measured against everything we stock in Thermostats & Thermostat Accessories, at today’s prices. Recalculated every night.

Price $13.99
Cheaper than about 91% of the 286 comparable items (median $78.49).

Specifications

Product
Brand nameHoneywell
Model nameYCT30A1003
Size & build
Shipping weight0.27 kg
Package size229 × 159 × 70 mm

Questions about this item

Will the YCT30A1003 work with the existing low-voltage wiring in my heating system?

Yes, the thermostat is designed for low voltage controls and uses a snap-action switch that connects directly to standard heating system wires.

How can I verify the YCT30A1003 is operating correctly once installed?

Set the dial to a temperature above the current room reading; the heating system should activate, and the display will show the selected temperature in both Fahrenheit and Celsius.

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