Your well-being, our expertise. Since 1977.

Pentair  |  SKU: PENT25021-0200S

Sta-Rite S7M120 inner cartridge – 25021-0200S, 100 sq. ft.

High-performance filtration for Sta-Rite System 3 modular filter
  • Replaces: 250210200S
  • Filter surface: 100 square feet
  • Installation: Direct replacement, no modification
  • Type: Modular inner cartridge
$169.99 $339.99

Choose with confidence

The product in detail.

Replace the small inner module of your System 3 S7M120 filter with the genuine Pentair Sta-Rite 25021-0200S cartridge. It complements the outer module and has its own replacement part number.

Specifications and part numbers

Brand Pentair / Sta-Rite
Part number 25021-0200S
Compatible filter System 3 S7M120
Position Inner module
Filtration area 100 sq. ft.
Contents Inner module only

The outer module 25022-0201S is sold separately.

Check compatibility

Compare your filter model and the part number of the old cartridge, then check its dimensions and openings. Cartridges from the same brand may have different formats. Also check the number of parts required for your filter.

Maintenance

Follow your filter manual for disassembly, cleaning, and recommissioning. Inspect the filter media and end caps during maintenance; a damaged cartridge must be replaced with a compatible part.

Compare with: Sta-Rite S7M120 outer cartridge – 25022-0201S, 200 sq. ft..

For maintenance, see the Pleatco Pool Filter Wash cartridge cleaner.

View all replacement cartridges for swimming pools.

Useful details.

Why replace votre cartouche System 3?
A worn or clogged cartridge can cause:
Cloudy water
High pressure in the filter
Performance drop
Premature pump wear
Regular replacement ensures optimal filtration throughout the season.
What is this product used for?
Use: Residential or commercial pool
A landscaped outdoor space

The Hippocampe council

The right product.
The right advice.

A question about compatibility, selection, or maintenance? Our team is here to support you before and after your purchase.

Request a quote