Pool Filter Lab

Cartridge record

Unicel C-4975

Also sold asPleatco PRB75Filbur FC-2395OnCore OC-520AOEM 17-2623OEM 17-2632OEM 25390OEM R173435

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 diameter4-15/16"
Source values
  • unicel 4-15/16"
  • pleatco 5"
Length20-1/8"
Source values
  • unicel 20-1/8"
  • pleatco 20-1/8"
Top cap2-1/8" / open
Source values
  • unicel 2-1/8" / open
  • pleatco 2 1/8
Bottom cap2-1/8" / open
Source values
  • unicel 2-1/8" / open
  • pleatco 2 1/8
Pleats210
Source values
  • unicel 210
Filter area75 sq ft
Source values
  • unicel 75
  • 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
UnicelC-4975cross-checked against 3 sources
PleatcoPRB75cross-checked against 2 sources
FilburFC-2395single-source
OnCoreOC-520Asingle-source
OEM17-2623single-source
OEM17-2632single-source
OEM25390single-source
OEMR173435single-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
Custom Molded ProductsRainbow Dynamic 75—pleatco single-source
Dakota SpasRainbow Dynamic 75—pleatco single-source
Dakota Spas——unicel single-source
Dynamic Series I - Model RDCDynamic Series II & III - RTL/RCF17-2632unicel single-source
Dynamic Series I - Model RDCDynamic Series V - DSC-75—unicel single-source
Dynamic Series IV - DFM,DFMLDynamic Series II & III RTL/RCF-75—unicel single-source
Dynamic Series IV - DFM,DFMLDynamic Series V - DSC-75R173435unicel single-source
Emerald SpasRainbow Dynamic 75—pleatco single-source
Emerald Spas——unicel single-source
Hydro Pool Industries——unicel single-source
Hydropool IndustriesRainbow Dynamic 75—pleatco single-source
Nahani Spas by Maax——unicel single-source
Pentair Pool Products / Rainbow PlasticsRainbow Dynamic 75—pleatco single-source
RainbowRTL-75—unicel single-source
Top Load PressureEZ Twist Top Mount Skim—unicel single-source
Top Load PressureTop Load Pressure—unicel single-source
Top Load PressureTop Mount Skim25390unicel 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-4346

4-15/16" × 17-3/4"

cross-checked against 2 sources

C-4449

4-15/16" × 17-3/4"

cross-checked against 3 sources

C-4349

4-15/16" × 17-3/8"

cross-checked against 3 sources

C-4970

4-15/16" × 23-5/8"

cross-checked against 3 sources

C-4995

4-15/16" × 23-5/8"

cross-checked against 3 sources

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