Carrier HH680618 Safety Switch 320819-301 Contractor-Grade Durability: Features no-jam lever

Contractor-Grade Durability: Features no-jam lever action and accessible seals for fast

NPT adaptor to reduce time on the ladder

Direct Cross-Reference: Engineered to replace part numbers 70556329

208-230V unit is a critical service component for R-22 systems and is also compatible with R-407C retrofits when using POE oil

and 3003 Series wall furnaces to ensure a zero-clearance seal

Carrier HH680618 Safety Switch 320819-301 Contractor-Grade Durability: Features no-jam leverWhen you're dealing with a system shutdown related to flue gas backup or excessive heat in the blower housing, the Carrier HH680618 230F M R Vent Safety Switch is the specific high limit control required for a proper repair. This secondary limit switch is engineered to interrupt the 24V control circuit if vent temperatures hit the 230 degree Fahrenheit threshold, protecting the heat exchanger and surrounding components from thermal damage. As a manual