White-Rodgers 1E56N-444 Thermostat

White-Rodgers 1E56N-444 Thermostat is a universal, non-programmable mechanical thermostat designed for reliable 1-heat/1-cool control. This classic unit delivers economical, mercury-free operation for 24V AC heating and cooling systems, with a dependable snap-action switch that provides precise responses to small temperature changes. The rectangular vertical cover and included mounting plate ensure quick, clean installation in a standard wall enclosure.

The White-Rodgers 1E56N-444 combines simplicity with versatile compatibility, making it a solid choice for retrofit projects and new builds alike.

• Type: Universal, Non-Programmable Mechanical Thermostat for 1-Heat/1-Cool operation
• Voltage / Current: 24V AC at 50/60 Hz; 0.15–1.2 A
• Temperature Range: 50–90°F
• Cover & Mounting: Rectangular vertical white cover; includes mounting plate
• Terminals: RC, RH, W, Y, G, O, B, A
• Humidity: 0–90% non-condensing
• Compatibility: Conventional gas/oil/electric, electric strip heat, 3-wire zone valve; millivolt compatible