Spa Filter Cartridges

Filter Cartridge Replacement for Spas & Hot Tubs

If you are searching for a cartridge replacement for your spa or hot tub filter then you're in the right place! Having difficulty in finding the right cartridge for your filter? Just send us some information like the dimensions and brand of the filter by calling us today at 866-535-0899. We have competitive discounted prices. So shop now!

83 products

  • Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16", PB

    Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16", PB

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    Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ob, 4-15/16", 13-5/16", PB

    Filbur

    SKU: PST-17-175-1595PB
    MPN: PC-2390
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 3590.0 Website Price Number: 3590.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110315733057","filburnumber":"FC-2390","filterbottomstyle":"Open","filterdiameter":"4-15\/16 inches","filterlength":"13-5\/16 inches","filtermediatype":"Point Bonded","filtermodel":"Dynamic Series 50sqft","filtersquarefootage":"50 sq ft","filtertopstyle":"Open","mpn":"PC-2390","oemnumber":"03FIL1600","replacedby":"PST-17-175-1595MB?17491,PST-17-775-1595?28975","rjfiltrationnumber":"AK-3049","saleprice":"0","warranty":"12 Months","websiteprice":"35.9"}
    $29.80
    $57.90 $29.80
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  • Cartridge, 4sqft, 2-1/16"ot,2-1/16"ob,4-1/4",3-3/4" PB Pair

    Cartridge, 4sqft, 2-1/16"ot,2-1/16"ob,4-1/4",3-3/4" PB Pair

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    Cartridge, 4sqft, 2-1/16"ot,2-1/16"ob,4-1/4",3-3/4" PB Pair

    Filbur

    SKU: PST-17-175-3722PB
    MPN: PC-3753
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 2330.0 Website Price Number: 2330.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110326579265","filburnumber":"PC-3753","filterbottomstyle":"Open","filterdiameter":"4-1\/4 inches","filterlength":"3-3\/4 inches","filtermediatype":"Point Bonded","filtersquarefootage":"4 sq ft","filtertopstyle":"Open","mpn":"PC-3753","oemnumber":"Sold as Pair","replacedby":"PST-17-775-3722?28523,PST-17-175-3722?8480","saleprice":"0","warehouselocations":"Tucson, AZ","warranty":"12 Months","websiteprice":"23.3"}
    $22.80
    $43.80 $22.80
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  • Cartridge, 25sqft, String ht, 2-1/8"ob, 5-11/16", 10-3/8", PB

    Cartridge, 25sqft, String ht, 2-1/8"ob, 5-11/16", 10-3/8", PB

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    Cartridge, 25sqft, String ht, 2-1/8"ob, 5-11/16", 10-3/8", PB

    Filbur

    SKU: PST-17-175-1395PB
    MPN: PC-1330
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 2850.0 Website Price Number: 2850.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110313734209","filburnumber":"PC-1330","filterbottomstyle":"Open","filterdiameter":"5-11\/16 inches","filterlength":"10-3\/8 inches","filtermediatype":"Point Bonded","filtersquarefootage":"25 sq ft","filtertopstyle":"String-Handle","mpn":"PC-1330","replacedby":"PST-17-775-1395?30122,PST-17-175-1400?6359","saleprice":"0","warehouselocations":"Memphis, TN","warranty":"12 Months","websiteprice":"28.5"}
    $22.80
    $44.10 $22.80
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  • Cartridge, 75sqft, ct , 2"ob w/twist lock,7-1/8",10-1/2" PB

    Cartridge, 75sqft, ct , 2"ob w/twist lock,7-1/8",10-1/2" PB

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    Cartridge, 75sqft, ct , 2"ob w/twist lock,7-1/8",10-1/2" PB

    Filbur

    SKU: PST-17-175-1811PB
    MPN: PC-3059
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 5770.0 Website Price Number: 5770.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110318223425","filburnumber":"PC-3059","filterbottomstyle":"Open w\/Twist Lock","filterdiameter":"7-1\/8 inches","filterlength":"10-1\/2 inches","filtermediatype":"Point Bonded","filtermodel":"Models after 2000","filtersquarefootage":"75 sq ft","filtertopstyle":"Castle","mpn":"PC-3059","oemnumber":"1561-00","replacedby":"PST-17-775-1811?28490,PST-17-175-1811?8431","rjfiltrationnumber":"AK-60035","saleprice":"0","warranty":"12 Months","websiteprice":"57.7"}
    $56.40
    $98.30 $56.40
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  • Pre-Filter, Filbur Micro-Klean, Pltd, 4 sqft, 4 oz, w/Hose Adpt

    Pre-Filter, Filbur Micro-Klean, Pltd, 4 sqft, 4 oz, w/Hose Adpt

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    Pre-Filter, Filbur Micro-Klean, Pltd, 4 sqft, 4 oz, w/Hose Adpt

    Filbur

    SKU: PST-42-178-1000
    MPN: FC-3125
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 2670.0 Website Price Number: 2670.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110485897281","mpn":"FC-3125","saleprice":"0","warehouselocations":"Memphis, TN","warranty":"12 Months","websiteprice":"26.7"}
    $26.50
    $52.30 $26.50
    Sold out
  • Cartridge, 33 sqft, 2-1/16"ot, 2-1/16"ot, 7"OD, 14", 4oz

    Cartridge, 33 sqft, 2-1/16"ot, 2-1/16"ot, 7"OD, 14", 4oz

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    Cartridge, 33 sqft, 2-1/16"ot, 2-1/16"ot, 7"OD, 14", 4oz

    Unicel

    SKU: PST-17-444-7632
    MPN: C-7632
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 6240.0 Website Price Number: 6240.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110333362241","filterbottomstyle":"Open","filterdiameter":"7 inches","filterlength":"14 inches","filtermediatype":"4oz","filtersquarefootage":"33 sq ft","filtertopstyle":"Open","mpn":"C-7632","saleprice":"0","warehouselocations":"Tucson, AZ | Memphis, TN","warranty":"12 Months","websiteprice":"62.4"}
    $64.00
    $107.70 $64.00
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  • Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ot, 5-3/4", 11-7/8", 3oz

    Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ot, 5-3/4", 11-7/8", 3oz

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    Cartridge, 50sqft, 2-1/8"ot, 2-1/8"ot, 5-3/4", 11-7/8", 3oz

    Unicel

    SKU: PST-17-444-5302
    MPN: C-5302
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 4500 Website Price Number: 4500 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110333329473","filterbottomstyle":"Open","filterdiameter":"5-3\/4 inches","filterlength":"11-7\/8 inches","filtermediatype":"3oz","filtersquarefootage":"50 sq ft","filtertopstyle":"Open","mpn":"C-5302","saleprice":"0","warehouselocations":"Memphis, TN","warranty":"12 Months","websiteprice":"45"}
    $42.70
    $75.80 $42.70
    Sold out
  • Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4", PB

    Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4", PB

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    Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4", PB

    Filbur

    SKU: PST-17-175-3690PB
    MPN: PC-0536
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110326349889","filburnumber":"FC-0536","filterbottomstyle":"SAE Thread","filterdiameter":"8 inches","filterlength":"5-3\/4 inches","filtermediatype":"Point Bonded","filtersquarefootage":"50 sq ft","filtertopstyle":"Handle","mpn":"PC-0536","oemnumber":"10-1035","rjfiltrationnumber":"AK-90311","warranty":"12 Months"}
    $39.50
    $69.30 $39.50
    Sold out
  • Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4" 3oz, MB

    Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4" 3oz, MB

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    Cartridge, 50 sqft, ht, 2" SAE b, 8", 5-3/4" 3oz, MB

    Filbur

    SKU: PST-17-175-3690MB
    MPN: FC-0536M
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 5670.0 Website Price Number: 5670.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110326317121","filburnumber":"FC-0536M","filterbottomstyle":"SAE Thread","filterdiameter":"8 inches","filterlength":"5-3\/4 inches","filtermediatype":"3oz Microban","filtersquarefootage":"50 sq ft","filtertopstyle":"Handle","mpn":"FC-0536M","oemnumber":"323515","saleprice":"0","warehouselocations":"Tucson, AZ | Memphis, TN","warranty":"12 Months","websiteprice":"56.7"}
    $55.10
    $94.10 $55.10
    Sold out
  • Cartridge, 200sqft, 6" ot, 6" ob, 10", 23-1/8", 4oz MB

    Cartridge, 200sqft, 6" ot, 6" ob, 10", 23-1/8", 4oz MB

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    Cartridge, 200sqft, 6" ot, 6" ob, 10", 23-1/8", 4oz MB

    Pleatco

    SKU: PST-17-175-2645MB
    MPN: PWWEK200-M4
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110323892289","filterbottomstyle":"Open","filterdiameter":"10 inches","filterlength":"23-1\/8 inches","filtermediatype":"4oz Microban","filtersquarefootage":"200 sq ft","filtertopstyle":"Open","mpn":"PWWEK200-M4","warranty":"12 Months"}
    $177.40
    $266.00 $177.40
    Sold out
  • Cartridge, 65sqft, ht, 1-1/2" mpt b, 5-5/8", 6-13/16", 3oz MB

    Cartridge, 65sqft, ht, 1-1/2" mpt b, 5-5/8", 6-13/16", 3oz MB

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    Cartridge, 65sqft, ht, 1-1/2" mpt b, 5-5/8", 6-13/16", 3oz MB

    Pleatco

    SKU: PST-17-175-2620MB
    MPN: PWL25P4-M
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 3920.0 Website Price Number: 3920.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110323761217","filterbottomstyle":"Male Pipe Thread (mpt)","filterdiameter":"5-5\/8 inches","filterlength":"6-13\/16 inches","filtermediatype":"3oz Microban","filtersquarefootage":"65 sq ft","filtertopstyle":"Handle","mpn":"PWL25P4-M","saleprice":"0","warehouselocations":"Memphis, TN","warranty":"12 Months","websiteprice":"39.2"}
    $37.70
    $68.70 $37.70
    Sold out
  • Cartridge, 31sqft, ht, 1-1/2" mpt b, 4-3/4", 17-1/2", 3oz MB

    Cartridge, 31sqft, ht, 1-1/2" mpt b, 4-3/4", 17-1/2", 3oz MB

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    Cartridge, 31sqft, ht, 1-1/2" mpt b, 4-3/4", 17-1/2", 3oz MB

    Pleatco

    SKU: PST-17-175-2595MB
    MPN: PSG31P4-M
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110323597377","filterbottomstyle":"Male Pipe Thread (mpt)","filterdiameter":"4-3\/4 inches","filterlength":"17-1\/2 inches","filtermediatype":"3oz Microban","filtersquarefootage":"31 sq ft","filtertopstyle":"Handle","mpn":"PSG31P4-M","warranty":"12 Months"}
    $38.20
    $67.30 $38.20
    Sold out
  • Cartridge, 23sqft, 2-1/8" ot, 2-1/8" ob, 4-3/4", 10", 3oz MB

    Cartridge, 23sqft, 2-1/8" ot, 2-1/8" ob, 4-3/4", 10", 3oz MB

    Sold out

    Cartridge, 23sqft, 2-1/8" ot, 2-1/8" ob, 4-3/4", 10", 3oz MB

    Pleatco

    SKU: PST-17-175-2590MB
    MPN: PSG23-M
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 3430.0 Website Price Number: 3430.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110323564609","filterbottomstyle":"Open","filterdiameter":"4-3\/4 inches","filterlength":"10 inches","filtermediatype":"3oz Microban","filtersquarefootage":"23 sq ft","filtertopstyle":"Open","mpn":"PSG23-M","saleprice":"0","warehouselocations":"Tucson, AZ","warranty":"12 Months","websiteprice":"34.3"}
    $31.10
    $56.40 $31.10
    Sold out
  • Cartridge, 25sqft, 4"ot, 4"ob, 6-1/2", 8", 3oz MB

    Cartridge, 25sqft, 4"ot, 4"ob, 6-1/2", 8", 3oz MB

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    Cartridge, 25sqft, 4"ot, 4"ob, 6-1/2", 8", 3oz MB

    Pleatco

    SKU: PST-17-175-2570MB
    MPN: PMA25-M
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110323400769","filterbottomstyle":"Open","filterdiameter":"6-1\/2 inches","filterlength":"8 inches","filtermediatype":"3oz Microban","filtersquarefootage":"25 sq ft","filtertopstyle":"Open","mpn":"PMA25-M","warranty":"12 Months"}
    $34.70
    $62.80 $34.70
    Sold out
  • Cartridge, 50sqft, ht, 2" mpt b, 7", 7-9/16", 3oz MB

    Cartridge, 50sqft, ht, 2" mpt b, 7", 7-9/16", 3oz MB

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    Cartridge, 50sqft, ht, 2" mpt b, 7", 7-9/16", 3oz MB

    Pleatco

    SKU: PST-17-175-2535MB
    MPN: PAS50-F2M-M
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 5560.0 Website Price Number: 5560.0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110323302465","filterbottomstyle":"Male Pipe Thread (mpt)","filterdiameter":"7-1\/8 inches","filterlength":"7-5\/8 inches","filtermediatype":"3oz Microban","filtersquarefootage":"50 sq ft","filtertopstyle":"Handle","mpn":"PAS50-F2M-M","saleprice":"0","warehouselocations":"Memphis, TN","warranty":"12 Months","websiteprice":"55.6"}
    $60.00
    $100.80 $60.00
    Sold out
  • Cartridge, 40sqft, ht, 2" mpt b, 6", 7-5/8", 3oz MB

    Cartridge, 40sqft, ht, 2" mpt b, 6", 7-5/8", 3oz MB

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    Cartridge, 40sqft, ht, 2" mpt b, 6", 7-5/8", 3oz MB

    Pleatco

    SKU: PST-17-175-2530MB
    MPN: PAS40-F2M-M
    Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"bundle":"gid:\/\/shopify\/Metaobject\/110323236929","filterbottomstyle":"Male Pipe Thread (mpt)","filterdiameter":"6 inches","filterlength":"7-5\/8 inches","filtermediatype":"3oz Microban","filtersquarefootage":"40 sq ft","filtertopstyle":"Handle","mpn":"PAS40-F2M-M","warranty":"12 Months"}
    $42.50
    $75.30 $42.50
    Sold out