Pool Filter Lab

Cartridge record

Unicel C-7425

Also sold asOEM 57005700OEM R173201OEM R173208

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 diameter7"
Source values
  • unicel 7"
Length9-13/16"
Source values
  • unicel 9-13/16"
Top cap3" / open
Source values
  • unicel 3" / open
Bottom cap3" / open
Source values
  • unicel 3" / open
Pleats113
Source values
  • unicel 113
Filter area25 sq ft
Source values
  • unicel 25
Media weight4 oz
Source values
  • unicel 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-7425single-source
OEM57005700single-source
OEMR173201single-source
OEMR173208single-source

Known equipment fits

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

Filter and spa fitments
BrandModelOEM partSource
Dynamic Series IV - DFM,DFMLCommanderR173201unicel single-source
Dynamic Series IV - DFM,DFMLCommanderR173208unicel single-source
Pentair Pool Prod - American Products ReplacementsCommander57005700unicel single-source

Browse related equipment

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.

7CH-40

7" × 9-3/4"

cross-checked against 3 sources

7CH-402

7" × 9-3/4"

cross-checked against 2 sources

C-7439

7" × 9-3/4"

single-source

C-250

7" × 9-11/16"

single-source

7CH-552

7" × 10-1/2"

cross-checked against 2 sources

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

Find this cartridge

Outbound retailer searches are provided for convenience; Pool Filter Lab is not the seller.