Keep your Chemilizer HN55 Medicator performing like new with the Chemilizer FG9409-V Pump Rebuild Kit (HYDOR9409-V). This genuine OEM kit is designed for 1:128 fixed-ratio pumps featuring Kynar dosing sleeves and Viton seals.
The Viton seals provide superior resistance to aggressive chemicals, acids, and cleaning agents—offering longer service life and dependable performance compared to standard silicone seals.
Each kit includes everything needed for a full rebuild, helping you restore pump performance, maintain accurate dosing, and prevent leaks or malfunctions.
Kit Contents • One replacement pump stem with pre-installed O-ring and gasket • Two replacement pump body O-rings • One Viton check valve
Compatibility • For Chemilizer HN55 Medicator/Injector • Fits 1:128 fixed-ratio pumps with Kynar dosing sleeves
Restore your Chemilizer pump’s precision and durability with the FG9409-V rebuild kit—engineered for long-lasting chemical resistance and easy maintenance.