Sundance Spas hot tub filters
The Unicel 2026 Replacement Guide lists 10 of the cartridges on this site for Sundance Spas. Many tubs use only one of these, so measure your old filter or check the number printed on its end cap.
| Cartridge (Pleatco / Unicel / Filbur) | Diameter × length | Sq ft | Models | Sundance Spas OEM # | Source |
|---|---|---|---|---|---|
| PRB35-IN / C-4335 / FC-2385 | 5" x 9-1/4" | 35 | Tacoma 680 | 6000-136 | Unicel p.59 |
| PTL47W-P4 / 6CH-47 / FC-0315 | 6" x 8-1/2" | 47 | not specified | 373043 | Unicel p.59 |
| PMT50 / C-4305 / FC-1630 / FC-1617 | 5" x 14-3/4" | 50 | not specified | 6540-497 | Unicel p.59 |
| PRB50-IN / C-4950 / FC-2390 | 5" x 13-5/16" | 50 | not specified | 6540-471 | Unicel p.59 |
| PSD65-2 / C-7466 / FC-2740 | 7-1/2" x 14-3/4" | 65 | not specified | 6540-481 | Unicel p.59 |
| PSD75 / C-7370 / FC-2760 | 7-1/2" x 17-3/4" | 75 | not specified | 6540-483 | Unicel p.59 |
| PSD85-2002 / C-8380 / FC-2810 | 8-1/2" x 14" | 85 | MicroClean | 6540-501 | Unicel p.59 |
| PSD95-F2L / 8CH-102 / FC-2781 | 8" x 15-1/2" | 95 | not specified | 2540-381 | Unicel p.59 |
| PSD125-2000 / C-8326 / FC-2780 | 8-1/2" x 19" | 125 | not specified | 6540-488 | Unicel p.59 |
| PSD125U / C-8325 / FC-2790 | 8-1/2" x 17-3/4" | 125 | Universal Length | 6540-490 | Unicel p.59 |
If your Sundance Spas filter isn't here, it may not be in our checked list yet. We only publish matches we can confirm in a manufacturer catalog.