Little Giant S320PT-20 Circulation Pump [335 GPH] (517100001) watertech Useful when the original transformer

Useful when the original transformer has failed or become unstable

A complete connector assembly is useful because it provides the main parts needed to restore the supported wall or hose interface in one matched package

sculpted appearance that works well in many spa finishes

Improves keypad appearance and operational clarity

For higher-value tubs

Little Giant S320PT-20 Circulation Pump [335 GPH] (517100001) watertech Useful when the original transformerCirculation pumps help maintain steady water movement in compatible systems, and this Little Giant S320PT 20 version is rated at 335 gallons per hour using the 517100001 reference. Pumps in this category are important because stable circulation is often one of the most essential functions supporting overall system operation. This pump has practical value because the 335 GPH rating helps identify its intended flow range for supported circulation