Unicel UHDSR50 Element for PTM50

A direct replacement cartridge filter element designed for pool filtration systems, specifically compatible with StaRite/PTMseries filters such as the PosiFlo II PTM50. This Unicel UHDSR50 element provides efficient media surface area to trap dirt, debris, and particulates from pool water, helping maintain clarity and supporting effective circulation.

Specifications

Model: Unicel UHDSR50
Brand: Unicel

Filtration Area: Approx. 50 sq ft (approx. media surface)
Media Material: 4 oz (typical) polyester filter media (Reemay)

Outer Diameter: 811/16 in (approx.)
Length: 135/16 in (approx.)

Top End Cap: Open hole 43/16 in ID
Bottom End Cap: Open hole 43/16 in ID with 12 concentric slots

Pleat Count: 195 pleats

Compatibility:
Fits StaRite PosiFlo 50GPMTX / 50TX / 50TXR / T50TX / T50TXR / II PTM50 filter systems

CrossReference:

StaRite WC10856S2X

Filbur FC2530

Pleatco PSR504

Application:
Replacement cartridge for swimming pool filters to capture dirt, debris, and fine particles for clearer water and better pump efficiency