Pool Filter Lab

Cartridge record

Unicel C-4608

Also sold asPleatco PC8Filbur FC-3736OEM CR-8

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 diameter4-3/4"
Source values
  • unicel 4-3/4"
  • pleatco 4-3/4"
Length8"
Source values
  • unicel 8"
  • pleatco 8"
Top cap1-1/4" / open
Source values
  • unicel 1-1/4" / open
  • pleatco 2 7/16
Bottom cap2-7/16" / open
Source values
  • unicel 2-7/16" / open
  • pleatco 1 1/4
Pleats51
Source values
  • unicel 51
Filter area5 sq ft
Source values
  • pleatco 5
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-4608cross-checked against 2 sources
PleatcoPC8single-source
FilburFC-3736single-source
OEMCR-8single-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
ColecoColeco F-110; no core—pleatco single-source

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-4611

4-3/4" × 11"

cross-checked against 2 sources

C-4616

4-3/4" × 16"

cross-checked against 2 sources

C-4601

4-3/4" × 18"

cross-checked against 2 sources

C-4618

4-3/4" × 18"

cross-checked against 2 sources

4CH-925

4-5/8" × 7-1/4"

cross-checked against 2 sources

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