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.

Hot Springs, Watkins similar Hot Tub Spa Filters 31489 Wholesale Supply
pool spa nsf 50 认证

Hot Springs, Watkins similar Hot Tub Spa Filters 31489 Wholesale Supply

This filter effectively reduces hair, leaves, dust, sediment, sand exist in hot tub and spa water. All materials used have been tested against NSF/ANSI standard 50.

Product Specification:
  • Item: Hot Tub Filter Cartridge
  • Model: PLF6430
  • Replaces: Watkins 31489
  • Cert.: NSF/ANSI 50
  • Sale: OEM & ODM Whole Sale
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1. NSF/ANSI 50 Certified

This 31489 hot tub 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. Dimensions & Size

Length: 10 1/2”; Outside Diameter: 5 7/8”; Top /Bottom Opening: 1 15/16”; Filtration Area: 30 SQ.FT.

3. Powerful Filtration Performance

Innovated "Dirt-Locking" technology make the fabric traps much more contaminants than regular fabric. This 31489 hot tub filter replacement efficiently removes hair, leaves, dust, sediment, sand, etc.

4. Longlasting Filtration Life

Unique Trilobal Filtration Fabric Structure make it easier to capture large volume of contiminants. It is also easy to wash and clean to recondition the filter. This filter lasts for 1-2 years when proper maintenance is performed. We are committed to providing the best quality at good factory wholesale price.

5. Wide Compatibility

This is an excellent 31489 hot tub filter replacement for Watkins 31489, PWK30, Unicel C-6430, Filbur FC-3915, 73178, 73250, 71825, P/N0969601. NOTE: This is a compatible spare part and the manufacturers'names and part numbers have been used for reference purposes only.


hot springs spa filters 31489





  Hot Tub Water Filter, Spa Filter Cartridge




  Watkins, Hot Spring


  Unique Trilobal Fabric


  10 1/2”

  Outside Diameter

  5 7/8”

  Top & Bottom Opening

  1 15/16”

  Filtration Area

  30 SQ.FT


  NSF/ANSI Standard 50

  Filter Life

  Lasts 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.


watekins hot tub filter 31489

hot tub filter 31489


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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