Cartridge record

Unicel 4CH-926

Name: Unicel 4CH-926 filter cartridge
Brand: Unicel
SKU: 4CH-926

Also sold asOEM 817-4025

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 diameter	4-15/16" Source values unicel 4-15/16"
Length	13-1/2" Source values unicel 13-1/2"
Top cap	/ v-groove semi-circular handle Source values unicel / v-groove semi-circular handle
Bottom cap	/ 2" female SAE thread Source values unicel / 2" female SAE thread
Pleats	105 Source values unicel 105
Filter area	25 sq ft Source values unicel 25
Media weight	3 oz Source values unicel 3

Match the complete printed string. Similar-looking part numbers can describe different end caps or lengths.

Cross-reference equivalents
Brand	Part number	Verification
Unicel	4CH-926	single-source
OEM	817-4025	single-source

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

Filter and spa fitments
Brand	Model	OEM part	Source
Unicel	25 sq.ft. top load	—	unicel single-source
Waterway Plastics	Teleweir Skim Filter	817-4025	unicel single-source

“Replacement for Rising Dragon, Waterway, Custom Molded Products.”
Source: unicel

Records with the same outside diameter and a different length appear first, followed by the closest diameters. End-cap details still need to match.

4-15/16" × 13-5/16"

4-15/16" × 13-5/16"

4-15/16" × 13-5/16"

4-15/16" × 13-5/16"

4-15/16" × 13-5/16"

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