Furnace Thermostat, Manual Reset, 130°F Cutout Temp, AP7210600 PS16873141 33H78

Furnace Thermostat with Manual Reset | 33H78 | 130°F Cutout | Replaces AP7210600

Protect your heating system with this brand-new 33H78 furnace thermostat featuring a manual reset and 130°F cutout temperature. Part of the trusted SHM Series of 3/4" (19mm) bimetal disc temperature controls, this high-limit switch offers proven reliability in a compact, cost-effective design. Rated to handle loads up to 25 amps at 240VAC, it’s ideal for residential and light commercial furnace applications requiring manual reset safety features.

⚙️ Features & Benefits:

• ✅ Manual reset design for enhanced safety and control
• Opens at 130°F to prevent overheating
• Rated for up to 25 amps at 240VAC
• Compact 3/4" (19mm) bimetal disc construction
• Brand New – Unused and ready to install

Replaces Part Numbers:

AP7210600, PS16873141, 33H78

✅ Fits Models:

NP14X24S05402, NP14X30S05402, NP14X36S05402, NP14X42S07202, NP14X48S07202, NP14X60S07203

️ Installation Tips:

• Disconnect power before servicing the furnace
• Locate the existing thermostat near the heat exchanger or control panel
• Remove mounting screws and disconnect wire terminals
• Install the new 33H78 thermostat in the same orientation
• ✅ Reconnect wires securely, restore power, and test system operation

⚠️ Installation Disclaimer:

This furnace 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.

Reliable protection. Manual reset safety. Upgrade your furnace with this high-quality 33H78 thermostat replacement.