Marley Engineered Products 410143000 Limit Switch 30067439-890 Environmental Protection: The NEMA 4X

Environmental Protection: The NEMA 4X enclosure is watertight and dust-tight

The S1-031-00878-003 is versatile but is frequently used as a coil sensor or discharge air sensor

When you're troubleshooting a York furnace that isn't hitting temp or is cycling on a limit switch

Operating at 115V with a robust 1/16 HP output

which is critical for clearance planning within the mechanical room or crawlspace

Marley Engineered Products 410143000 Limit Switch 30067439-890 Environmental Protection: The NEMA 4XThe Marley Engineered Products 410143000 Limit Switch is an essential OEM replacement part engineered for precise thermal regulation in electric baseboard heaters and forced air units. This heavy duty high limit safety control operates within a fixed 180 220F range, providing critical protection against overheating in residential and commercial heating systems. Unlike manual resets, this automatic reset temperature switch simplifies maintenance by