Carrier HK06WC069 Pressure Switch Els PW 17895 the 8402-019 is a single-use

the 8402-019 is a single-use fuse link that must be replaced once the internal thermal element has tripped

Key Benefits for HVAC Contractors Direct Compatibility: Seamlessly replaces legacy part numbers CTR1143

preventing the common failure points of aftermarket alternatives like uneven spray patterns or premature orifice wear

this 12-inch stainless steel probe is the industry standard for low water cut-off (LWCO) sensitivity and response

If the millivolt output drops below the required threshold

Carrier HK06WC069 Pressure Switch Els PW 17895 the 8402-019 is a single-useThe Carrier HK06WC069 Pressure Switch is a critical safety component designed for induced draft blower monitoring in high efficiency gas furnaces. This single pole single throw (SPST) switch ensures precise combustion by verifying proper static pressure before allowing the ignition sequence to proceed. Featuring a 1 4" barb connection, it integrates seamlessly into the existing pneumatic tubing of compatible Carrier, Bryant, and Payne air handlers.