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Jacuzzi spa filters
12 Jacuzzi replacement cartridges from the Unicel 2026 Replacement Guide and Pleatco 2023 catalog. Model-year fitment is not published in these sources, so find your cartridge by its OEM part number (printed on the end cap) or by measuring it.
| OEM | Unicel | Pleatco | Size | Status |
|---|---|---|---|---|
| 42-2891-08-R (formerly 42-2763-03) | C-5625 | PJ25-IN-4 | 5" × 13-5/16" | cited |
| 42-3533-00-R | C-5635 | — | 5" × 13-5/16" | unverified |
| 42-3724-09 | C-7304 | — | 7" × 13-11/16" | unverified |
| 42-3725-08 | C-7306 | PJB60 | 7" × 17-11/16" | unverified |
| 2540-387 | 4CH-934 | — | 4-5/8" × 12-1/2" | unverified |
| 6540-723 | 5CH-402 | PJW40SC-F2M | 5-3/16" × 10-3/4" | cited |
| 6540-498 | 6CH-945 | — | 6" × 13-1/2" | unverified |
| 2000-286; 20086-001; 2540-383 | 6CH-959 | — | 6" × 17-1/2" | unverified |
| 6540-164; 6540-476; 6541-383 | 6CH-960 | PJW60TL-F2S | 6-3/4" × 15-1/2" | cited |
| 6540-164; 6540-476; 6541-383 | 6CH-961 | PJW60TL-OT-F2S | 6-3/4" × 15-1/2" | cited |
| 373045 | C-4326 | PRB25-IN | 4-15/16" × 13-5/16" | cited |
| 373045 | C-4950 | PRB50-IN | 4-15/16" × 13-5/16" | cited |