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Spa Cartridges sorted by Brand Name (A - H) 

We make it easy to find the right cartridge!

Choosing the right filter cartridge for your pool or spa filter can be rather confusing.  After all, we offer more than 500 different filter cartridges at POOLplaza.com. We have come up with several ways to find the right cartridge for your pool or spa filter. Once you have found the right cartridge, it's important to double check the dimensions and other specifications to make sure you have the right one.

If you have any questions, do not hesitate to e-mail us.  We answer every single email we receive from our customers.  We want to make sure that you get the right product in a timely manner.

Wondering about the quality of Unicel Replacement Cartridges?  We sell our customers Unicel replacement cartridges whenever possible because they are manufactured to the same high standards as the originals, but the cost is often far less.  

How do I choose the right cartridge?


Click on Unicel# for more info or to purchase
Spa Name Pleatco Number Unicel # Length Width
ABER HOTTUB PTL47W 6CH-47 9-1/8" 6"
ACCENT SPAS PAB 251N 3 C-4326 13-5/16" 4-15/16"
ACCENT SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
ACCENT SPAS PWW 40 C-4339 11-1/4" 4-15/16"
ACCENT SPAS PWW10 C-4310 4" 4-1/4"
ACRYX-MAAX SPAS PAB 251N 3 C-4326 13-5/16" 4-15/16"
ACRYX-MAAX SPAS PRB 37IN C-4637 13-5/16" 4-15/16"
ACRYX-MAAX SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
ACRYX-MAAX SPAS PCAL 100 C-4995 23-5/8" 4-15/16"
ADDISION SPAS PTL 50 4CH-50 14-3/4" 4-5/8"
ADVANCED SPA DESIGN / LA SPAS PTL 20HS 4CH-24 9-3/4" 4-5/8"
ADVANCED SPA DESIGN / LA SPAS PTL 50 4CH-50 14-3/4" 4-5/8"
ADVANCED SPA DESIGN / LA SPAS PH 20 C-5621 11-7/8" 5-3/16"
ADVANCED SPA DESIGN / LA SPAS PTL47W 6CH-47 9-1/8" 6"
ADVANCED SPA DESIGN / LA SPAS PTL 50WSV 6CH-50 13-7/16" 6"
ADVANCED SPA DESIGN / LA SPAS PTL50W C-6475 14-3/4" 6"
ALCOVE IPS 9 C-3608 9-3/4" 3-1/4"
ALCOVE Unknown 4CH-21 8" 4-5/8"
ALPS SPAS PRB 25IN C-4625 13-5/16" 4-15/16"
ALPS SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
AMERICAN CLASSIC SPAS PTL 50 4CH-50 14-3/4" 4-5/8"
AMERICAN SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
AMERICAN SPAS PWW 50 6CH-940 8-1/4" 6"
AMERICAN SPAS PTL 25WSV 6CH-26 7" 6"
AMISH COUNTRY (MARQUIS CORP.) PPM 25 C-5626 11-7/8" 5-3/16"
AMISH COUNTRY (MARQUIS CORP.) PPM 35 C-5423 11-7/8" 5-3/16"
AMISH COUNTRY (MARQUIS CORP.) PPM 40 C-5637 19-5/8" 5-3/16"
AMISH COUNTRY (MARQUIS CORP.) PPM 60 C-5434 19-5/8" 5-3/16"
APOLLO SPAS PA 225 C-4325 11-7/8" 4-5/8"
APOLLO SPAS PA 225 C-4327 11-7/8" 4-5/8"
APOLLO SPAS PRB 17.5SF C-4401 4-5/8" 4-15/16"
APOLLO SPAS PAB 251N 3 C-4326 13-5/16" 4-15/16"
APOLLO SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
APOLLO SPAS PJW 23 C-5601 10-3/8" 5-11/16"
AQUA MYSTIC PAB 251N 3 C-4326 13-5/16" 4-15/16"
AQUA MYSTIC PRB 50IN C-4950 13-5/16" 4-15/16"
AQUA SPA PAQ 25IN C-4402 9-3/4" 4-5/8"
AQUA SPA PAQ 25-0 C-6601 9-3/4" 6"
AQUA TECH SPAS PTL 50 4CH-50 14-3/4" 4-5/8"
AQUA TECH SPAS PRB 17.5SF C-4401 4-5/8" 4-15/16"
AQUA TECH SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
AQUAFORM-INFINITY SPA PRB 50IN C-4950 13-5/16" 4-15/16"
ARIES SPAS PRB 25IN C-4625 13-5/16" 4-15/16"
ARIES SPAS PAB 251N 3 C-4326 13-5/16" 4-15/16"
ARIZONA PACIFIC IDFA) PRB 17.5SF C-4401 4-5/8" 4-15/16"
ARIZONA PACIFIC IDFA) PRB 25SF C-4405 6-5/8" 4-15/16"
ARIZONA PACIFIC IDFA) PRB 50IN C-4950 13-5/16" 4-15/16"
ARIZONA PACIFIC IDFA) PTL 35W 6CH-35 9-7/8" 6"
ARIZONA PACIFIC IDFA) PTL 50WSV 6CH-50 13-7/16" 6"
ARTESIAN SPAS (MAJESTIC INDUSTRIES) PTL 25WSV 6CH-26 7" 6"
BAJA SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
BAJA SPAS PRB 100 C-4999 26-11/16" 4-15/16"
BEACHCOMBER PRB 17.5SF C-4401 4-5/8" 4-15/16"
BEACHCOMBER PRB 25SF C-4405 6-5/8" 4-15/16"
BLUE FALLS MFG. LTD. PAB 251N 3 C-4326 13-5/16" 4-15/16"
BLUE FALLS MFG. LTD. PRB 50IN C-4950 13-5/16" 4-15/16"
BLUE PACIFIC PTL 20 4CH-30 11-7/8" 4-5/8"
BLUE PACIFIC PRB 25IN C-4625 13-5/16" 4-15/16"
BLUE PACIFIC PRB 50IN C-4950 13-5/16" 4-15/16"
BLUE PACIFIC PTL 50WSV 6CH-50 13-7/16" 6"
BLUE RIDGE SPAS PTL 20HS 4CH-24 9-3/4" 4-5/8"
BULL FROG SPAS PRB35IN3 C-4335 9-1/4" 4-15/16"
BULL FROG SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
CAL SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
CAL SPAS PMT 45 C-4305 14-7/8" 4-15/16"
CAL SPAS PA 50 C-7656 19-5/8" 7"
CAL SPAS PA 80 C-8600 17-3/8" 8-1/2"
CAL SPAS PA 100 C-8610 23-3/8" 8-1/2"
CAL SPAS PPC 75 C-7677 29-1/8" 7"
CAL SPAS PCAL 75 C-4970 23-5/8" 4-15/16"
CAL SPAS PCAL 100 C-4995 23-5/8" 4-15/16"
CALDERA SPAS PCD 50 C-7451 10-3/4" 7"
CALDERA SPAS PCD 75 C-7479 14-3/4" 7"
CATALINA/CARIBBEAN SPAS PRB 17.5SF C-4401 4-5/8" 4-15/16"
CATALINA/CARIBBEAN SPAS PRB 25SF C-4405 6-5/8" 4-15/16"
CATALINA/CARIBBEAN SPAS PWW 50 6CH-940 8-1/4" 6"
CHARISMA SPAS PTL 20 4CH-30 11-7/8" 4-5/8"
CHARISMA SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
CHARISMA SPAS PWW 50 6CH-940 8-1/4" 6"
CHARISMA SPAS PWW10 C-4310 4" 4-1/4"
CHARISMA SPAS PTL 50WSV 6CH-50 13-7/16" 6"
CLEARWATER SPAS PRB 17.5SF C-4401 4-5/8" 4-15/16"
CLEARWATER SPAS PWW 50 6CH-940 8-1/4" 6"
CLEARWATER SPAS PRB 25SF C-4405 6-5/8" 4-15/16"
CLEARWATER SPAS PJW 50 C-5300 10-3/8" 5-11/16"
COAST SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
COAST SPAS PRB 100 C-4999 26-11/16" 4-15/16"
COAST SPAS PCAL 100 C-4995 23-5/8" 4-15/16"
COLEMAN SPAS PWW 40 C-4339 11-1/4" 4-15/16"
COLEMAN SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
COLEMAN SPAS PSC 32-2 7CH-322 8" 7"
COLEMAN SPAS PCS 32 7CH-32 8" 7"
COLEMAN SPAS PCS 40 7CH-40 9-3/4" 7"
COLEMAN SPAS PCS 40-2 7CH-402 9-3/4" 7"
COLEMAN SPAS PCS 50 7CH-50 14-3/4" 7"
COLEMAN SPAS PCS 50-2 7CH-502 14-3/4" 7"
COLEMAN SPAS PCS 50N C-8450 9" 8"
COLEMAN SPAS PCS 75N C-8475 13" 8"
CTA SPAS PTL 20HS 4CH-24 9-3/4" 4-5/8"
DAKOTA SPAS PAB 251N 3 C-4326 13-5/16" 4-15/16"
DAKOTA SPAS PWW 50 6CH-940 8-1/4" 6"
DAKOTA SPAS Unknown C-4311 12-1/4" 4-15/16"
DAKOTA SPAS PRB 75 C-4975 20-1/8" 4-15/16"
DIAMOND SPAS (AQUATIC INDUSTRIES) PAB 251N 3 C-4326 13-5/16" 4-15/16"
DIAMOND SPAS (AQUATIC INDUSTRIES) PRB 50IN C-4950 13-5/16" 4-15/16"
DIAMOND SPAS (AQUATIC INDUSTRIES) PJW 23 C-5601 10-3/8" 5-11/16"
DIMENSION ONE SPA PDO-UF25 4CH-950 12" 4-5/8"
DIMENSION ONE SPA PDO-UF4O 4CH-940 15" 4-5/8"
DIMENSION ONE SPA PTL 20 4CH-30 11-7/8" 4-5/8"
DIMENSION ONE SPA PTL 50 4CH-50 14-3/4" 4-5/8"
DIMENSION ONE SPA PTL 65H 4CH-65 19-5/8" 4-5/8"
DIMENSION ONE SPA PMT 40 C-4340 11-5/8" 4-15/16"
DIMENSION ONE SPA POD 25 C-5402 11-7/8" 5-1/2"
DIMENSION ONE SPA POD 40 C-5404 17" 5-1/2"
DIMENSION ONE SPA POD 75 7CH-975 10-1/2" 7"
DIMENSION ONE SPA PTL 55XW-2 7CH-552 10-1/2" 7"
DIMENSION ONE SPA PH 75XW-2 7CH-752 14-3/4" 7"
DISCOVERY SPAS (GRECIAN. LIFESTYLE & BEACHCRAFT) Unknown C-4350 23-3/4" 4-5/8"
DISCOVERY SPAS (GRECIAN. LIFESTYLE & BEACHCRAFT) PRB 17.5SF C-4401 4-5/8" 4-15/16"
DISCOVERY SPAS (GRECIAN. LIFESTYLE & BEACHCRAFT) PRB 25SF C-4405 6-5/8" 4-15/16"
DISCOVERY SPAS (GRECIAN. LIFESTYLE & BEACHCRAFT) Unknown C-4431 10-3/8" 4-15/16"
DISCOVERY SPAS (GRECIAN. LIFESTYLE & BEACHCRAFT) PRB 50IN C-4950 13-5/16" 4-15/16"
DISCOVERY SPAS (GRECIAN. LIFESTYLE & BEACHCRAFT) PIF 60 8CH-60 11-5/8" 8"
DOLPHIN SPAS PTL 18 4CH-19 4-5/8" 4-5/8"
DOLPHIN SPAS PTL 20 4CH-30 11-7/8" 4-5/8"
DOLPHIN SPAS PMT 45 C-4305 14-7/8" 4-15/16"
DYNASTY SPAS PRB 17.5SF C-4401 4-5/8" 4-15/16"
DYNASTY SPAS PWW 40 C-4339 11-1/4" 4-15/16"
DYNASTY SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
DYNASTY SPAS PTL 50 4CH-50 14-3/4" 4-5/8"
EMERALD SPAS Unknown C-2302 17-1/16" 2-7/8"
EMERALD SPAS Unknown C-2303 17-1/16" 2-7/8"
EMERALD SPAS PA 225 C-4325 11-7/8" 4-5/8"
EMERALD SPAS PMT 35 C-4332 11-7/8" 4-15/16"
EMERALD SPAS PAB 251N 3 C-4326 13-5/16" 4-15/16"
EMERALD SPAS PJ 251N C-5625 13-5/16" 5"
ESTHER WILLIAMS PRB 17.5SF C-4401 4-5/8" 4-15/16"
ESTHER WILLIAMS PRB 25IN C-4625 13-5/16" 4-15/16"
ESTHER WILLIAMS PTL 50WSV 6CH-50 13-7/16" 6"
FLORIDA WHIRLPOOL SPILLWAY SPAS) PTL 20 4CH-30 11-7/8" 4-5/8"
FLORIDA WHIRLPOOL SPILLWAY SPAS) PTL 50 4CH-50 14-3/4" 4-5/8"
FLORIDA WHIRLPOOL SPILLWAY SPAS) PJW 50 C-5300 10-3/8" 5-11/16"
FOUNTAIN VALLEY SPAS PSI 45 C-4346 17-3/4" 4-15/16"
FOUNTAIN VALLEY SPAS PFV 40 C-6445 13-3/4" 6-7/8"
FOUR SEASONS PAQ 25-0 C-6601 9-3/4" 6"
FOUR SEASONS Unknown C-6603 14-3/4" 6"
FOUR SEASONS Unknown C-6605 19-5/8" 6"
FREEDOM SPAS PTL 20 4CH-30 11-7/8" 4-5/8"
FREEDOM SPAS PTL 45W 6CH-45 12-3/8" 6"
FREEDOM SPAS PRB 37IN C-4637 13-5/16" 4-15/16"
FREEDOM SPAS PRB 17.5SF C-4401 4-5/8" 4-15/16"
FREEDOM SPAS PRB 25SF C-4405 6-5/8" 4-15/16"
FREEDOM SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
GATS BY PTL 20HS 4CH-24 9-3/4" 4-5/8"
GATS BY PTL 20HS C-4324 9-3/4" 4-5/8"
GATS BY PRB 17.5SF C-4401 4-5/8" 4-15/16"
GERICO SPAS PG 45 C-6645 17-5/8" 6-15/16"
GPM INDUSTRIES PAB 251N 3 C-4326 13-5/16" 4-15/16"
GPM INDUSTRIES PRB 50IN C-4950 13-5/16" 4-15/16"
HAUGH'S (NIAGARA) PRB 25IN C-4625 13-5/16" 4-15/16"
HAUGH'S (NIAGARA) PRB 50IN C-4950 13-5/16" 4-15/16"
HAWKEYE SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
HEARTLAND SPAS PTL 20HS 4CH-24 9-3/4" 4-5/8"
HELDOR SPAS PRB 25IN C-4625 13-5/16" 4-15/16"
HELDOR SPAS PRB 50IN C-4950 13-5/16" 4-15/16"
HOLLIBAUGH SPAS PA 25 C-7626 9-13/16" 7"
HOLLIBAUGH SPAS PA 50 C-7656 19-5/8" 7"
HOLLIBAUGH SPAS PA 75 C-7676 29-3/8" 7"
HYDRO POOL INDUSTRIES (SERENITY SPAS) PRB 25IN C-4625 13-5/16" 4-15/16"
HYDRO POOL INDUSTRIES (SERENITY SPAS) PRB35IN3 C-4335 9-1/4" 4-15/16"
HYDRO POOL INDUSTRIES (SERENITY SPAS) PRB 75 C-4975 20-1/8" 4-15/16"
HYDRO SPA (AFTERHOURS SPAS) PTL 20HS 4CH-24 9-3/4" 4-5/8"
HYDRO SPA (AFTERHOURS SPAS) PRB 17.5SF C-4401 4-5/8" 4-15/16"
HYDRO SPA (AFTERHOURS SPAS) PRB 50IN C-4950 13-5/16" 4-15/16"
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