Hot Tub & Spa Filters
Cartridges
Aftermarket cartridges cross-referenced to OEM numbers. Factory direct, MOQ from 50 pcs.
83 parts
Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 4-15/16 x 13-5/16 In., Replacement for Unicel C-4950, Pleatco PRB50-IN, Filbur FC-2390C-4950
03FIL160010053317-2380+17 more
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 4-15/16 x 14-7/8 In., Replacement for Unicel C-4305, Pleatco PMT50, Filbur FC-1630C-4305
220142220145220152+6 more
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 5-3/16 x 12-1/2 In., Replacement for Unicel 5CH-502, Pleatco PPM50SC-F2M, Filbur FC-01955CH-502
2004120091370-0237+4 more
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 5-3/16 x 14-1/8 In., Replacement for Unicel C-5346, Pleatco PPM50TC, Filbur FC-3638C-5346
20044370-0236FC-3638+1 more
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 5-3/16 x 16 In., Replacement for Unicel 5CH-5125CH-512
20690370-0699
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 6 x 14 In., Replacement for Unicel C-6350C-6350
1642301-178161
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 6-3/4 x 8 In., Replacement for Unicel 6CH-502, Pleatco PAS50SV-F2M, Filbur FC-03116CH-502
FC-0311FC-0311-SCPAS50SV-F2M
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 7 x 10-3/4 In., Replacement for Unicel C-7350, Pleatco PCD50N, Filbur FC-3963C-7350
101940173532FC-3963+1 more
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 7 x 10-3/4 In., Replacement for Unicel C-7451, Pleatco PCD50, Filbur FC-3084C-7451
033016FC-3084PCD50
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 8 x 6 In., Replacement for Unicel 8CH-950, Pleatco PBF35, Filbur FC-05368CH-950
10-1035FC-0536FC-0536M+1 more
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 8 x 9 In., Replacement for Unicel C-8450, Pleatco PCS50N, Filbur FC-3310C-8450
1005933301-2261FC-3310+1 more
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 8-1/2 x 7-1/4 In., Replacement for Unicel 8CH-502, Pleatco PVT50WH-F2L, Filbur FC-30528CH-502
FC-3052PVT 50WHPVT50WH-F2L
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Fits Unicel
Hot Tub Filter Cartridge, 50 Sq Ft, 8-1/2 x 7-1/4 In., Replacement for Unicel C-8350, Pleatco PVT50W, Pleatco PVT50W-XF2LC-8350
FC-3053PVT 50WPVT50W+1 more
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Fits Unicel
Hot Tub Filter Cartridge, 52 Sq Ft, 6-3/4 x 15-1/2 In., Replacement for Unicel 6CH-960, Pleatco PJW60TL-F2S, Filbur FC-28006CH-960
6540-1646540-4766541-383+2 more
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Fits Unicel
Hot Tub Filter Cartridge, 52 Sq Ft, 7 x 10-1/2 In., Replacement for Unicel 7CH-975, Pleatco PDO75P3, Filbur FC-04757CH-975
1561-12FC-0475PDO75P3
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Fits Unicel
Hot Tub Filter Cartridge, 58 Sq Ft, 5-3/16 x 19-5/8 In., Replacement for Unicel C-5434, Pleatco PPM60TC, Filbur FC-3634C-5434
20043370-0216FC-3634+1 more
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Fits Unicel
Hot Tub Filter Cartridge, 60 Sq Ft, 6 x 17-1/2 In., Replacement for Unicel 6CH-9596CH-959
2000-28620086-001
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Fits Unicel
Hot Tub Filter Cartridge, 60 Sq Ft, 6-3/4 x 15-1/2 In., Replacement for Unicel 6CH-961, Pleatco PJW60TL-OT-F2S, Filbur FC-27156CH-961
6540-1646540-4766541-383+2 more
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Fits Unicel
Hot Tub Filter Cartridge, 65 Sq Ft, 5-5/16 x 14-13/16 In., Replacement for Unicel C-5374, Pleatco PLBS75, Filbur FC-2971C-5374
107092303433817-0015+4 more
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Fits Unicel
Hot Tub Filter Cartridge, 65 Sq Ft, 7-1/2 x 14-3/4 In., Replacement for Unicel C-7465, Pleatco PSD65, Filbur FC-2730C-7465
6540-480FC-2730PSD65
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Fits Unicel
Hot Tub Filter Cartridge, 65 Sq Ft, 7-1/2 x 14-3/4 In., Replacement for Unicel C-7466, Pleatco PSD65-2, Filbur FC-2740C-7466
6540-481FC-2740PSD65-2
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Fits Unicel
Hot Tub Filter Cartridge, 65 Sq Ft, 8-1/2 x 10-1/2 In., Replacement for Unicel C-8465, Pleatco PWK65, Filbur FC-3960C-8465
311147182771828+5 more
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Fits Unicel
Hot Tub Filter Cartridge, 75 Sq Ft, 4-15/16 x 20-1/8 In., Replacement for Unicel C-4975, Pleatco PRB75, Filbur FC-2395C-4975
17-263225390FC-2395+2 more
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Fits Unicel
Hot Tub Filter Cartridge, 75 Sq Ft, 7 x 14-3/4 In., Replacement for Unicel C-7375, Pleatco PCD75N, Filbur FC-3964C-7375
101930173531FC-3964+1 more
Request quote Factory directWe manufacture ourselves. No trading company in between.
Built to lastEngineering materials matched to OEM specs or better.
Cross-referencedEvery part mapped to the OEM numbers it replaces.
Bulk & container supplyMOQ from 50 pcs. Mixed cartons welcome.
3D fitment modelsVerify threads and ports before you commit.