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

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