This 104C/218F open fuse link operates as a non-reversible thermal cutoff

this is the official superseding part number

Safe Design: Mercury-free construction ensures compliance with environmental regulations while maintaining durability

making it a standard choice for institutional and commercial hydronic system maintenance and upgrades

Extended Reach: The 60" capillary tube provides the necessary length for versatile sensing bulb placement on suction lines

Daikin-McQuay 300051282 Linkage Kit 318423-701 This 104C/218F open fuse linkThe Daikin McQuay 300051282 Linkage Kit is a critical field service component engineered to facilitate the mechanical interface between a damper actuator and the damper blade assembly. As a veteran grade OEM replacement part, this kit is specifically designed for high performance HVAC ventilation systems and air handling units where precise airflow control is non negotiable. By effectively translating the rotary motion of the drive motor into linear