Pool Filter Lab

Cartridge record

Unicel C-4600

Also sold asPleatco PMS8TCFilbur FC-3850

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 diameter4-5/16"
Source values
  • unicel 4-5/16"
  • pleatco 4-1/2"
Length8"
Source values
  • unicel 8"
  • pleatco 8"
Top cap/ closed
Source values
  • unicel / closed
  • pleatco Closed
Bottom cap2-3/16" / open
Source values
  • unicel 2-3/16" / open
  • pleatco 2 1/3
Pleats55
Source values
  • unicel 55
Filter area8 sq ft
Source values
  • unicel 8
  • 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-4600cross-checked against 2 sources
PleatcoPMS8TCsingle-source
FilburFC-3850single-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
MuskinA2300—unicel single-source
MuskinMuskin A2300—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-4315

4-1/4" × 7-1/8"

cross-checked against 2 sources

C-4603

4-1/4" × 10-7/8"

cross-checked against 2 sources

C-4310

4-1/4" × 4"

cross-checked against 3 sources

C-4329

4-1/4" × 12"

cross-checked against 2 sources

C-4313

4-1/4" × 3-3/4"

cross-checked against 2 sources

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