Weil McLain 512-050-230 Thermo-fuse Cross-brand compatibility is not advised

Cross-brand compatibility is not advised as it may compromise the UL safety listing of the unit

For Use with 8" MP953A

By utilizing this WS-8541-120KS VAL017 repair kit

For technicians troubleshooting a "limit open" fault code

This auto limit switch functions on a specific thermal cycle

Weil McLain 512-050-230 Thermo-fuse Cross-brand compatibility is not advisedThe Weil McLain 512 050 230 Thermo fuse is a critical safety component designed for flame rollout protection in high efficiency gas boilers. For technicians servicing residential or light commercial systems, this thermal fuse element is the last line of defense against hazardous combustion conditions. Rated for a precise opening temperature of 228C (442F), the device is engineered to interrupt the electrical circuit to the gas valve or control module