Hayward H-Series Bulb Well After 6/1/01 (HAXTBW1930) pallighting Replacement jacket top for select

Replacement jacket top for select Hayward H-Series ED2 300 heaters

or poor equipment performance

Useful for repair and replacement work

Supports reliable control communication across long distances

Hayward H-Series Bulb Well After 6/1/01 (HAXTBW1930) pallighting Replacement jacket top for selectDesigned for Hayward H Series heaters built after June 1, 2001, this bulb well provides the protective pocket needed for proper sensing component placement inside the heater assembly. It helps shield the sensing bulb from direct exposure while still allowing accurate temperature response, making it an important part when restoring dependable heater operation. A worn, damaged, or corroded bulb well can affect serviceability and should be replaced with