Pool Filter Lab

Cartridge record

Unicel C-800

Also sold asPleatco PA80-4

single-source

Verified specifications

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

Cartridge specifications
Outside diameter8-1/2"
Source values
  • pleatco 8-1/2"
Length17-3/8"
Source values
  • pleatco 17-3/8"
Top cap4
Source values
  • pleatco 4
Bottom cap4
Source values
  • pleatco 4
Filter area75 sq ft
Source values
  • pleatco 75
Media weight4 oz
Source values
  • 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-800single-source
PleatcoPA80-4single-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
Hayward Pool ProductsHayward—pleatco single-source

Browse related equipment

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-8310

8-1/2" × 15-3/16"

cross-checked against 2 sources

C-8315

8-1/2" × 22-11/16"

cross-checked against 2 sources

C-8610

8-1/2" × 23-5/16"

cross-checked against 3 sources

C-8340

8-1/2" × 10-3/4"

cross-checked against 2 sources

C-8465

8-1/2" × 10-1/2"

cross-checked against 3 sources

This is a single-source record. Measure the cartridge before ordering.

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