UltraPure Replacement Bulb [UPPHO] (3901850) astral and the 4-pin connector format

and the 4-pin connector format

Two-speed spa pumps are often practical where the system needs both stronger active operation and a lower-speed mode

Proper alignment within the pump ensures efficient movement without imbalance

A part like this is useful because it blends a bright

OEM Pentair/Sta-Rite drain body gasket

UltraPure Replacement Bulb [UPPHO] (3901850) astral and the 4-pin connector formatUltraPure Replacement Bulb [UPPHO] (3901850) is a replacement bulb for compatible UltraPure UPPHO ozone system applications. Replacing the bulb at the proper service interval helps support consistent water quality equipment performance and keeps the ozone system working as intended. This UltraPure part is ideal for maintenance repairs where the existing bulb is expired, weak, or no longer operating correctly. Match the system model and part number