Raypak 105A/105B/155A/185A/R185/185/207A Sensor Well (003765F) marathonelectric details like a mounting stud

details like a mounting stud can make a big difference in how cleanly and securely the final installation comes together

Improves both visible finish and seat-level comfort

center-port configuration

Hayward spinner valve assembly

A heater has to fit the plumbing path correctly and provide the level of output the spa was designed around if the repair is going to feel complete

Raypak 105A/105B/155A/185A/R185/185/207A Sensor Well (003765F) marathonelectric details like a mounting studThe Raypak sensor well is designed for compatible 105A, 105B, 155A, 185A, R185, 185, and 207A heater applications where the sensor mounting location needs replacement. A sensor well is useful because it provides the protected interface where the supported sensing component can be positioned to monitor conditions accurately. This replacement is especially useful when the original sensor well is corroded, damaged, leaking, or no longer holding the