Resideo - Honeywell Home T812A1010 Thermostat

The Honeywell Home T812A1010 Thermostat delivers precise, non-programmable temperature control for single‑stage heating. This reliable unit uses a bi-metal sensor and a snap‑action SPST switch to reliably turn heat on and off, helping you maintain comfortable rooms without complex programming.

With a Premier White square cover, the compact thermostat fits neatly in tight spaces (3-1/8" W x 7/8" D x 3-1/8" H) and operates on 20–30V AC. It supports 24V AC circuits at 1 A for heat or fan, with inrush ratings of 2.5 A (heat) and 5 A (fan). The device offers a practical temperature setting range of 50–90°F and an operating humidity range of 5–90% RH non-condensing.

• Type: Non-programmable thermostat for single-stage heat
• Switch: SPST snap-action for reliable on/off control
• Sensor: Bi-metal sensing element for steady response
• Electrical: 20–30V AC operation; 1 A at 24V AC (Heat/Fan); inrush 2.5 A (Heat), 5 A (Fan)
• Settings: Temperature range 50–90°F
• Environment: 5–90% RH, non-condensing
• Design: Premier White, square cover; dimensions 3-1/8" W x 7/8" D x 3-1/8" H
• Terminals: W and R designations
• Includes: Dealer Logo Pocket

Ideal for straightforward heating control in homes and light commercial settings, the T812A1010 combines simplicity with dependable performance.