Pool Filter Lab

Curated filter system

Waterway Clearwater 100 replacement cartridge

Fits withC-9402
cross-checked against 3 sources

Which cartridge fits?

The curated mapping points to the cartridge records below. Equivalent brands share the same verified dimensions where sources agree.

Waterway Clearwater 100 cartridge equivalents
UnicelPleatcoFilburDimensionsVerification
C-9402PWW100PWW100-4FC-29659-15/16" × 19-5/16"cross-checked against 3 sources

Primary cartridge specifications

Specifications shown for Unicel C-9402. Open its full record for conflicts, notes, and all fitments.

Cartridge specifications
Outside diameter9-15/16"
Source values
  • unicel 9-15/16"
  • pleatco 10"
Length19-5/16"
Source values
  • unicel 19-5/16"
  • pleatco 19-1/4"
Top cap5-13/16" / open
Source values
  • unicel 5-13/16" / open
  • pleatco 6
Bottom cap6-1/16" / open
Source values
  • unicel 6-1/16" / open
  • pleatco 6
Filter area100 sq ft
Source values
  • unicel 100
  • pleatco 100

Full record: Unicel C-9402. Cross-references include PWW100PWW100-4FC-2965OC-J19C

When the model label is missing

Measure outside diameter and end-to-end length, then compare the top and bottom openings. Manufacturer specifications override any cross-reference.

Measure the cartridge or search by dimensions.