Spa Filter

Whole sale spa, hot tub water filter cartridge replacements compatible with Pleatco, Unicel, Bestway and Intex. NSF 50 tested high quality. Support business bulk-buying orders. Inquire wholesale quote now.

Pleatco PRB25-IN Compatible Comparable Spa Filter Cartridge OEM Wholesale

Pleatco PRB25-IN Compatible Comparable Spa Filter Cartridge OEM Wholesale

Generic making PRB25-IN similar spa water filter cartridges. Private label and custom logo & brand making is available.

Product Specification:
  • Item: Spa Filter Cartridge
  • Model: PLFPRB25-IN
  • Replaces: Pleatco PRB25-IN
  • Outer DIA.: 4 15/16 inch
  • Inner DIA.: 2 1/8 inch open
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  1. Product Details
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1. NSF/ANSI 50 Certified

This prb25 in filter replacement is tested and certified by IAPMO against NSF/ANSI 50. We are devoted to delivers safe and clear purified water to inspire the highest sense of happiness.

2. Size & Dimensions

Length: 13 5/16”; Outside Diameter: 5”; Top Hole: 2 1/8” Open; Bottom Hole: 2 1/8” Open.

3. Powerful Filtration Performance

Innovated "Dirt-Locking" technology make the fabric traps much more contaminants than regular fabric. Our prb25 in filter replacement efficiently removes hair, leaves, dust, sediment, sand, etc. 

4. Long Service Life

Unique Trilobal Filtration Fabric Structure make it easier to capture large volume of contiminants. It is also easy to wash/clean to recondition the filter. This prb25 in filter replacement lasts for 1-2 years

when proper maintenance is performed. We are committed to providing the best quality at good price.

5. Wide Compatibility

The prb25 in filter replacement fits Pleatco PRB25-IN, Unicel C-4326, Filbur FC-2375, FC-2370, SD-00196, 303909, M-4326, 8172500, R173429.  NOTE: This is a compatible spare part and the

manufacturers' names and part numbers have been used for reference purposes only. 


pleatco prb25 in





  Spa Water Filter Cartridge




  Pleatco PRB25-IN


  NSF/ANSI Standard 50


  13 5/16”

  Outside DIA.


  Top & Bottle Hole

  2 1/8” Open

  Compatible Models

  1. Pletco PRB25-IN

  2. Unicel C-4326

  3. Filbur FC-2375, FC-2370

  Filter Life

  Lasts for 1-2 years (depends on local water quality)


  1. OEM & ODM Making

  2. Large Quantity Wholesale

  3. Private Label Manufacturing

  Note: All listed brands and models are used for compatibilities reference only.


prb25 in filter

spa filter prb25 in


Frequently Asked Questions

1. Q: What is your minimum order quantity?

    A: Normal order: 100—200 pcs; OEM order: 500 pcs.

2. Q: How is your product delivered?

    A: Samples: DHL/TNT/UPS expresses; Bulk goods: sea transportation.

3. Q: Is your product suitable for small businesses?

    A: We supply products for small business owners.

4. Q: Do you offer a free trial or demo of your product?

    A: We offer free samples for tests before official orders.

5. Q: Do you offer custom plans or packages for larger organizations?

    A: We support OEM, ODM, private label and packages based on requirements.

6. Q: What information should I let you know if I want to get a quotation?

    A: 1) Model number. 2) Size and dimension. 3) Function requirements. 4) The brand. 5) Quantity.



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