KIT-DIFF PRESS SWITCH, HDF400 | HDXFDPS400 SuperPump (SP2600X) Pump Parts and Accessories Lubricate the O-ring and ensure

Lubricate the O-ring and ensure the lock-ring is properly seated before restoring pump power

Genuine OEM replacement for high-flow pool pumps

Non-corrosive at use dilution

Made from durable plastic to resist pool chemicals and everyday wear

KIT-DIFF PRESS SWITCH, HDF400 | HDXFDPS400 SuperPump (SP2600X) Pump Parts and Accessories Lubricate the O-ring and ensureKIT DIFF PRESS SWITCH, HDF400 HDXFDPS400 Hayward KIT DIFF PRESS SWITCH, HDF400 (HDXFDPS400) is a differential pressure switch used in the Hayward Universal HC Series HDF400 gas pool heater. It monitors pressure differences within the system to ensure safe and efficient operation. Pressure Monitoring: The differential pressure switch measures the difference in water pressure between two points in the heaters circulation system. It measures the pressure