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Pentair Rainbow Dynamic 35, Sundance Spas 6000-136, Waterway Plastics 817-3501 Replacement Spa Filter Cartridge. Replaces FC-2385, C-4335 and PRB35-IN | XLS-418 1-Pack by Excel Filters
Pentair Rainbow Dynamic 35, Sundance Spas 6000-136, Waterway Plastics 817-3501 Replacement Spa Filter Cartridge. Replaces FC-2385, C-4335 and PRB35-IN | XLS-418 1-Pack by Excel Filters
Pentair Rainbow Dynamic 35, Sundance Spas 6000-136, Waterway Plastics 817-3501 Replacement Spa Filter Cartridge. Replaces FC-2385, C-4335 and PRB35-IN | XLS-418 1-Pack by Excel Filters
Pentair Rainbow Dynamic 35, Sundance Spas 6000-136, Waterway Plastics 817-3501 Replacement Spa Filter Cartridge. Replaces FC-2385, C-4335 and PRB35-IN | XLS-418 1-Pack by Excel Filters
Pentair Rainbow Dynamic 35, Sundance Spas 6000-136, Waterway Plastics 817-3501 Replacement Spa Filter Cartridge. Replaces FC-2385, C-4335 and PRB35-IN | XLS-418 1-Pack by Excel Filters
Pentair Rainbow Dynamic 35, Sundance Spas 6000-136, Waterway Plastics 817-3501 Replacement Spa Filter Cartridge. Replaces FC-2385, C-4335 and PRB35-IN | XLS-418 1-Pack by Excel Filters
Pentair Rainbow Dynamic 35, Sundance Spas 6000-136, Waterway Plastics 817-3501 Replacement Spa Filter Cartridge. Replaces FC-2385, C-4335 and PRB35-IN | XLS-418 1-Pack by Excel Filters
1-Pack 01 / 07
Pentair Rainbow Compatible · Pool Filter

Replacement Filter for Rainbow Pentair Rainbow Dynamic 35

Replaces PRB35-IN, C-4335, FC-2385

SKU · XLS-418 1PACK UPC · 810625020211
$29.99
Taxes and shipping calculated at checkout
In stock 73 available now
  • Free shipping On all orders
  • Perfect Fit Guarantee Built to OEM spec
  • Made in the USA Proudly manufactured in Austin, TX Austin, TX
Overview

Built to OEM Spec, Engineered to Clean®

Drop-in replacement engineered to match the original cartridge geometry, end-cap style, and media surface area — without the OEM markup.

The XLS-418 1PACK replacement cartridge is engineered for Waterway and built for dependable day-to-day filtration performance. Each cartridge is sized at 4 15/16" diameter x 9 1/4" length, with Open End top and Open End bottom end caps for direct-fit installation with no housing modifications.

Dimensions & fit

Measure once. Order with confidence.

A Outer diameter
4 15/16"
B Overall length
9 1/4"
C Top end cap
Open End
D Bottom end cap
Open End
Tip

Measure your old cartridge cap-to-cap. A variance of ⅛" is normal — anything larger likely means a different housing model.

Cross-reference

Replaces OEM and aftermarket part numbers

Click any part number to verify the fit, or paste your existing part number into the search box.

Fits These Systems

Filter housings and systems this cartridge fits

Pentair® housings
Pentair Rainbow Dynamic 35
Waterway™ housings
Waterway Rainbow Dynamic
Rainbow® housings
Rainbow Pentair Rainbow Dynamic 35

Replaces These Part Numbers

OEM and competitor cartridge part numbers this product replaces

Pleatco
Unicel
Filbur
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