Pool Filter Lab

Cartridge record

Unicel C-8610

Also sold asPleatco PA100Filbur FC-1290OnCore OC-823BOEM CX1100RE

cross-checked against 3 sources

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
  • unicel 8-1/2"
  • pleatco 8-9/16"
Length23-5/16"
Source values
  • unicel 23-5/16"
  • pleatco 23-1/8"
Top cap4" / open w/ molded gasket
Source values
  • unicel 4" / open w/ molded gasket
  • pleatco 4
Bottom cap4" / open w/ molded gasket
Source values
  • unicel 4" / open w/ molded gasket
  • pleatco 4
Pleats153
Source values
  • unicel 153
Filter area100 sq ft
Source values
  • unicel 100
  • pleatco 100
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-8610cross-checked against 3 sources
PleatcoPA100cross-checked against 2 sources
FilburFC-1290single-source
OnCoreOC-823Bsingle-source
OEMCX1100REsingle-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
Cal SpasHayward C-1100—pleatco single-source
Cal Spas——unicel single-source
Hayward Pool ProductsHayward C-1100—pleatco single-source
Hayward Pool ProductsStar-Clear II C1100CX1100REunicel single-source
HaywardCX1100RE—unicel 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-8315

8-1/2" × 22-11/16"

cross-checked against 2 sources

C-800

8-1/2" × 17-3/8"

single-source

C-8600

8-1/2" × 17-3/8"

cross-checked against 3 sources

C-8310

8-1/2" × 15-3/16"

cross-checked against 2 sources

C-8340

8-1/2" × 10-3/4"

cross-checked against 2 sources

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