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Filbur FC-3963 Replacement For Caldera 1019401

Caldera 1019401

Retail: $49.99 /ea
You Save: 10%
As low as
Retail: $49.99
You Save: 10%
in stock
Ships by Tomorrow 5/23/2022
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The Filbur FC-3963 is the compatible replacement for the Caldera 1019401 Pool and Spa Filter. The Filbur FC-3963 antimicrobial filter cartridge is constructed from a Reemay spunbound polyester pleated filter media with thermally bonded polyurethane caps and punched PVC pipe cores to ensure durability and consistent flow. Anti-Microbial technology know as Microban, prevents microbes such as bacteria, mold, fungi and mildew from growing or reproducing. Microban Technology is becoming an industry standard and is featured in all Filbur Brand Pool & Spa filters.


  • Brand: Filbur
  • Part Number: FC-3963
  • Pack Size: 1
  • Diameter: 7"
  • Top Diameter: Swivel Handle
  • Bottom Diameter: 2-11/16"
  • Surface Area: 50 Sq. Ft.
  • Product Length: 10-3/4"

Compatible Parts:

The Filbur FC-3963 Replacement For Caldera 1019401 is the correct replacement for the following part numbers:

Part Number
Aladdin 15051
Caldera 50 (new style)
Caldera Spas 1019401
Hot tubs
Pleatco PCD50N
pools and spas made by Caldera Spas.
Unicel C-7350
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