Pool Filter Lab

Cartridge record

Unicel 7CH-975

Also sold asPleatco PDO75Filbur FC-0475OEM 1561-12

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"
Length10-1/2"
Source values
  • unicel 10-1/2"
  • pleatco 10-5/8"
Top cap/ semi-circular handle
Source values
  • unicel / semi-circular handle
  • pleatco Handle
Bottom cap/ 1-1/2" SAE thread
Source values
  • unicel / 1-1/2" SAE thread
  • pleatco P3
Pleats216
Source values
  • unicel 216
Filter area52 sq ft
Source values
  • unicel 52
  • pleatco 75
Media weight3 oz
Source values
  • unicel 3
  • pleatco 3

Equivalent part numbers

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

Cross-reference equivalents
BrandPart numberVerification
Unicel7CH-975cross-checked against 2 sources
PleatcoPDO75single-source
FilburFC-0475single-source
OEM1561-12single-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
Dimension One SpasDimension One 75—pleatco single-source
Dimension One Spas—1561-12unicel single-source
Unicel52 sq.ft. top load—unicel single-source

Browse related equipment

Source notes

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-7350

7" × 10-3/4"

cross-checked against 3 sources

C-7451

7" × 10-3/4"

cross-checked against 3 sources

C-7440

7" × 11-1/8"

cross-checked against 3 sources

C-7610

7" × 11-1/8"

cross-checked against 2 sources

C-7352

7" × 9-13/16"

single-source

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