Pentair ETi 400 Thermal Fuse (475998) grasslin Supports a more complete rebuild

Supports a more complete rebuild in larger systems

Replacement jet component for compatible Waterway spa and gunite jet assemblies

Pleatco PC7-120 filter cartridge with C-4606

Improves scheduling consistency and control convenience

Pentair ETi 400 Thermal Fuse (475998) grasslin Supports a more complete rebuildRather than replacing a larger assembly too soon, Pentair ETi 400 Thermal Fuse (475998) allows a more precise repair to the component that needs attention. This thermal fuse is a small but important protective component for ETi 400 heaters, intended to interrupt unsafe high temperature conditions inside the system. It is useful when the existing component shows wear, damage, age related failure, or performance issues in the larger pool or spa system.