Always verify the part number against your unit's data plate before installation

ensuring a tight seal for safety-critical applications

Featuring a 1/2" x 5/8" ODF solder connection and a 5-foot capillary tube length

Constructed with a SPDT (Single Pole Double Throw) contact configuration

If the internal end-switch does not detect a fully open vane

Carrier 48VL400078 Wire 320819-301 Always verify the part numberUpgrade your heating system's ignition reliability with the Carrier 48VL400078 Ignitor Wire Assembly. Designed as a direct Factory Authorized Part, this HVAC ignitor wire replacement is engineered to withstand the high thermal environment of gas furnace combustion chambers. This assembly features high temperature nichrome wire insulation and heavy duty OEM connectors to ensure a secure, low resistance path between the ignition control board and the