Unicel 7000 Series 75 sq. ft. Replacement Filter Cartridge for Caldera Spas | C-7375 C8425 Service professionals keep the 461100

Service professionals keep the 461100 kit stocked for MasterTemp and Max-E-Therm call-outs precisely because heater fault codes rarely point to a single failed component — a failed thermistor often accompanies a degraded pressure switch

Use during the start-up process of the Leisure Time® Simple Spa Care® Program

Length 13 5/16" Outer Diameter 9 15/16" Top Inner Diameter 5 13/16" Bottom Inner Diameter 6 1/16" Material 4 oz

salt water

Brand Equipment Line Model / Part Number Hayward SwimClear Single Element Cartridge Filter C100S Compatibility is based on Hayward parts documentation and available OEM records

Unicel 7000 Series 75 sq. ft. Replacement Filter Cartridge for Caldera Spas | C-7375 C8425 Service professionals keep the 461100The Unicel C 7375 is a 7000 Series 75 sq. ft. replacement filter cartridge engineered specifically for Caldera Spas. Built with 216 pleats of 3 oz. Reemay 2033 polyester media and a precision formed 7" outer diameter, it delivers the filtration area and dimensional accuracy that Caldera filter housings require. The semi circular handle top and open bottom with 2 11 16" inner diameter match the OEM geometry exactly so it drops in cleanly and seals