Safety Calibration: 160°F open temperature prevents catastrophic heat exchanger failure

along with various gas valve burner assemblies

as it will likely fail due to voltage stress

Corrosion Resistance: Contains additives specifically designed to protect motor bearings from the corrosive byproducts of combustion gases

Lochinvar & A.O. Smith 100208241 Reset Switch Safety Calibration: 160°F open temperatureThe Lochinvar & A. O. Smith 100208241 Manual Reset Switch is a critical OEM safety component designed for high efficiency hydronic boilers and commercial water heaters. This high limit manual reset switch, which is the direct replacement for part SWT2004, monitors internal temperatures and provides a hardware level safety lockout to prevent equipment damage in the event of a thermal overrun. As a genuine Lochinvar replacement part, it ensures precise