Pool Filter Lab

Cartridge record

Unicel C-7603

Also sold asPleatco PBH12.5Filbur FC-0705OEM 17-B1163

cross-checked against 2 sources

Verified specifications

The selected value is shown first. Expand any row to compare the source values retained by the dataset.

Cartridge specifications
Outside diameter7"
Source values
  • unicel 7"
  • pleatco 7-1/4"
Length5"
Source values
  • unicel 5"
  • pleatco 4-15/16"
Top cap/ injection molded knob handle
Source values
  • unicel / injection molded knob handle
  • pleatco Swivel Handle 2” Black Slip
Bottom cap/ injection molded cone adapter
Source values
  • unicel / injection molded cone adapter
Pleats113
Source values
  • unicel 113
Filter area12.5 sq ft
Source values
  • unicel 12.5
  • pleatco 13
Media weight4 oz
Source values
  • unicel 4
  • pleatco 4

Equivalent part numbers

Match the complete printed string. Similar-looking part numbers can describe different end caps or lengths.

Cross-reference equivalents
BrandPart numberVerification
UnicelC-7603cross-checked against 2 sources
PleatcoPBH12.5single-source
FilburFC-0705single-source
OEM17-B1163single-source

Known equipment fits

Fitments are source-attributed. Confirm the housing model and cartridge measurements before ordering.

Filter and spa fitments
BrandModelOEM partSource
Baker-Hydro Filtrations, Inc.Baker Hydro HM 12.5—pleatco single-source
Baker-HydroHydro-Mite17-B1163unicel single-source

Dimension neighbors

Records with the same outside diameter and a different length appear first, followed by the closest diameters. End-cap details still need to match.

C-7401

7" × 6-1/2"

cross-checked against 2 sources

C-7330

7" × 7-1/4"

cross-checked against 2 sources

7CH-32

7" × 8"

cross-checked against 2 sources

7CH-322

7" × 8"

cross-checked against 3 sources

C-7432

7" × 8"

single-source

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