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Compatible Replacement for Pentair R173216. Cross-References Pleatco PAP150, Unicel C-9415 and Filbur FC-0687.
SKU XLS-908 1PACK · UPC 810625020662
Confirm your fit
Built to OEM dimensions for Pentair Clean Clear 150 and R173216 cartridge filter systems, this replacement matches the original cartridge geometry, end-cap style, and media surface area — without the OEM markup. It directly replaces aftermarket Pleatco PAP150, Unicel C-9415, and Filbur FC-0687 part numbers — the full cross-reference list is in the Compatibility tab. Every cartridge is manufactured in our Austin, TX facility, ships free, and is backed by the Excel Filters Perfect Fit Guarantee on its listed cross-references.
The XLS-908 replacement cartridge is engineered for Pentair and built for dependable day-to-day filtration performance. Each cartridge is sized at 10 1/16" diameter x 31 1/8" length, with Open End top and Open End bottom end caps for direct-fit installation with no housing modifications.
Measure your old cartridge cap to cap, then across the widest pleat.
How to measure a cartridge →Measuring your old cartridge
A variance of ⅛" is normal. Anything larger usually means a different housing model — check the number printed on your old cartridge against the compatible parts list before ordering.
Match your filter housing below, click any part number to verify the fit, or paste your existing part number into the search box.
Filter housings and systems this cartridge fits
OEM and competitor cartridge part numbers this product replaces
The Perfect Fit Guarantee applies to the cross-references listed here. Brand names, models and part numbers identify compatibility only. If your housing is not listed, reach out to our team before ordering.
Can't find your part number? Look it up on the full pool filter cartridge cross-reference chart.
Still unsure after reading these? Send us the number stamped on your old cartridge and we will confirm the fit.
Match the part number printed on your current cartridge against the Compatibility list on this page, or measure the outer diameter, length, and end-cap style and compare them with the Specifications tab. A variance of about 1/8 inch is normal — anything larger usually means a different housing model.
It directly replaces R173216, 59054300, PAP150, PAP150-4, PAP150-M4, C-9415, C-9415RA, FC-0687, FC-0687M, Aladdin 25005, Baleen AK-8004, Pure N Clean PC-0687, Spa-Daddy SD-00070, Spa-Daddy SD-01088. This covers the OEM, Pleatco, Unicel, and Filbur cross-references listed in the Compatibility section on this page.
It fits Pentair Clean & Clear CC150 / CCRP150, Pentair Predator 150, Sta-Rite Posi-Clear PXCRP150 when dimensions match. Always confirm against your housing model before ordering.
No — it is an aftermarket replacement cartridge manufactured by Excel Filters in Austin, TX and built to OEM dimensions and media specs. It is not affiliated with or endorsed by the original equipment manufacturer.
Most pool and spa cartridges last one to two seasons depending on bather load and water chemistry. Rinse the cartridge monthly during heavy use and replace it when cleaning no longer restores flow or the pleats show wear.
First double-check the part number on your old cartridge against the Compatibility list on this page — most fit problems trace back to ordering for a different housing model than the listing covers. If you still have a fit question, contact us at (888) 532-2801 and our team will help you confirm the right cartridge before or after you order; returns are handled under our standard return policy.
XLS-706 • 4-Pack
In stockReplaces: Pentair R173578, Pleatco PCC130, Unicel C-7472, Filbur FC-1978
XLS-708 • 4-Pack
In stockReplaces: Pentair R173574, Pleatco PCM90, Unicel C-7476, Filbur FC-0675
*Perfect Fit Guarantee applies to the OEM and aftermarket cross-references listed on this page; brand names, models and part numbers identify compatibility only. We ship to the 48 contiguous United States only; free standard shipping applies to those orders with no order minimum, and expedited service is priced at checkout. Every cartridge carries a 6-month limited warranty against defects in materials and manufacturing, separate from our 30-day return policy.
