Product Overview

The AquaStar / Unicel C-9430 Replacement Cartridge is designed for compatible AquaStar Pipeline PF27000 / PLF27000 cartridge filter systems. This replacement cartridge helps remove dirt, debris, and fine particles from pool and spa water to support clearer water, improved circulation, and reliable filtration performance.

This cartridge is commonly used as a replacement element for the AquaStar Pipeline 27,000-gallon filter system. It features pleated filter media, durable end caps, and support bands to help maintain cartridge structure during normal filtration cycles.

Ideal For

• Replacing worn or dirty AquaStar Pipeline filter cartridges
• Compatible AquaStar PF27000 / PLF27000 filter systems
• Residential pool and spa filtration
• Restoring proper filter flow and water clarity
• Reducing strain caused by clogged or damaged cartridges
• Pool professionals servicing AquaStar Pipeline filter systems

Key Features

• Replacement Filter Cartridge — Designed for compatible AquaStar Pipeline cartridge filters
• C-9430 Part Number — Common replacement cartridge for PF27000 / PLF27000 systems
• 190–200 Sq. Ft. Filtration Area — Large pleated media surface for trapping debris
• Pleated Filter Media — Helps capture dirt, debris, and fine particles from pool water
• Durable End Caps — Built to support regular pool filtration use
• Support Bands — Help maintain cartridge shape and structural strength
• Open-End Design — Designed for proper fit inside compatible filter housings
• Easy Maintenance — Can be removed and rinsed as part of regular filter cleaning

Benefits

The C-9430 replacement cartridge helps restore filtration performance in compatible AquaStar Pipeline systems. Over time, cartridges can become clogged, worn, or damaged, which may reduce water flow, increase filter pressure, and make it harder to maintain clear pool water.

Replacing the cartridge helps improve circulation, debris capture, and overall filtration efficiency. This makes it a practical maintenance part for keeping compatible pool and spa systems running properly.

Compatibility Notes

This cartridge is intended for compatible AquaStar Pipeline PF27000 / PLF27000 filter systems.

Listings may reference this cartridge as 190 sq. ft. or 200 sq. ft. depending on the supplier. Always confirm your existing cartridge part number, filter model, cartridge length, outside diameter, inside opening, and required square footage before purchasing.

Specifications

Customer-Facing Q&A

Q: What is the SKU for this replacement cartridge?
A: The SKU / part number is C-9430.

Q: What is the UPC / barcode?
A: The UPC / barcode is 678285190671.

Q: What filter does this cartridge fit?
A: This cartridge is designed for compatible AquaStar Pipeline PF27000 / PLF27000 filter systems.

Q: What is the alternate part number?
A: This cartridge is commonly associated with PF27000 and PLF27000.

Q: How many square feet is this cartridge?
A: Supplier listings may show this cartridge as 190 sq. ft. or 200 sq. ft. Confirm your filter requirements before ordering.

Q: What are the approximate dimensions?
A: This cartridge is commonly listed at approximately 24" long, 11.5" outside diameter, and 6" inside opening.

Q: When should I replace my cartridge?
A: Replace the cartridge if it is cracked, collapsed, frayed, difficult to clean, chemically damaged, or no longer maintaining proper water flow after cleaning.

Q: Is this a complete filter system?
A: No. This listing is for the replacement cartridge only. The filter tank and other components are sold separately.