Furnace Auto Reset Fan Control Thermostat, Open 120°F Close 140 °F, SHF140

️ Furnace Fan Control Thermostat | SHF140 | Auto Reset | 120°F Open / 140°F Close

Maintain optimal airflow and system protection with this brand-new SHF140 auto reset fan control thermostat. Designed to open at 120°F and close at 140°F with a 20°F differential, this high-limit switch is part of the trusted SHF Series of 3/4" (19mm) bimetal disc temperature controls. Built to handle loads up to 25 amps at 240VAC, it’s ideal for residential and light commercial HVAC systems requiring automatic fan cycling based on plenum temperature.

⚙️ Features & Benefits:

• ✅ Auto reset functionality for continuous fan cycling
• ️ Opens at 120°F, closes at 140°F (20°F differential)
• Rated for up to 25 amps at 240VAC
• Compact 3/4" (19mm) bimetal disc design
• Brand New – Unused and ready to install

Replaces Part Numbers:

Direct replacement for fan control thermostats with similar specifications. Please verify specs before ordering.

✅ Fits Models:

Compatible with select furnace and HVAC systems requiring auto reset fan control with 120°F open / 140°F close settings. Refer to your unit’s service manual or model tag to confirm compatibility.

️ Installation Tips:

• Disconnect power before servicing the furnace or HVAC unit
• Locate the fan control thermostat near the blower housing or plenum
• Remove mounting screws and disconnect wire terminals
• Install the new SHF140 thermostat in the same orientation
• ✅ Reconnect wires securely, restore power, and test fan cycling operation

⚠️ Installation Disclaimer:

This fan control thermostat is intended for use by licensed HVAC technicians or individuals with proper heating system repair experience. Buyer is responsible for verifying compatibility and ensuring safe installation. Improper handling may result in equipment damage, fire hazard, or personal injury. Seller assumes no liability for misuse or incorrect application.

Efficient airflow. Auto reset reliability. Upgrade your furnace with this high-performance SHF140 fan control thermostat.