Tall cylindrical pool filter cartridge with white pleated material and blue top edge, labeled with Unicel brand and product details
Tall cylindrical pool filter cartridge with blue top and black base featuring tightly pleated white filter material held by four horizontal bands
cylindrical pool filter cartridge with a bright blue plastic end cap labeled unicel and model number c-7430 against a white background
Close-up front view of cylindrical pool filter cartridge with black plastic opening and white pleated interior material

Unicel C-7430 Replacement Filter Cartridge | 110 sq. ft. | Jacuzzi TC330 Tri-Clops

Regular price$99.99
/
$9.99 flat shipping on orders under $100.
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SKU:
C-7430
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About This Item

The Unicel C-7430 is a 7000 Series 110 sq. ft. replacement filter cartridge engineered for the Jacuzzi Brothers TC330 Tri-Clops filter. Constructed from 4 oz. Reemay 2040 polyester media with 193 precision pleats, this cartridge delivers consistent filtration performance and reliable water clarity across the full service life of the filter.

⚠️ IMPORTANT: Full Filter Service Requires 3 Cartridges
Your Jacuzzi TC330 Tri-Clops requires 3 cartridges (3 × 110 sq. ft. = 330 sq. ft. total) for a complete filter service. Replacing all three at the same time ensures balanced filtration and consistent flow across all filter elements. Add 3 units to your cart to complete your filter service.

⚠️ IMPORTANT: Manifold Changeover Kit May Be Required
The Jacuzzi TC330 Tri-Clops was originally designed with pie-shaped wedge cartridges. The C-7430 is a cylindrical replacement that requires the OEM-supplied manifold changeover kit (sold separately by Jacuzzi) to install properly.

Check your filter before ordering:
If your filter currently uses three pie-shaped/wedge cartridges: You must obtain the OEM manifold changeover kit before these cylindrical cartridges will fit.
If your filter already uses three round/cylindrical cartridges: This is a direct drop-in replacement — no additional kit needed.

Specifications

Filter Area 110 sq. ft.
Length 22 13/16"
Outer Diameter 7 13/16"
Top Inner Diameter N/A (no center core)
Bottom Inner Diameter 4 1/16"
Material 4 oz. Reemay 2040
Pleat Count 193
Top Cap: closed
Top Cap
Bottom Cap: open
Bottom Cap

Note from Unicel: This product has no center core. Requires OEM-supplied manifold changeover kit to replace old pie-shaped cartridges.

Fits into:

OEM Brand Product Name Part Number Notes
Jacuzzi Brothers TC330 (Tri-Clops) 42379923 Three 110 sq. ft. cartridges required. Replaces pie-shaped cartridges. Requires OEM-supplied manifold changeover kit.

(This is not an exhaustive list.)

Also known as: C7430

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Unicel Filter Cartridges and DE Grids

About Unicel Filter Cartridges and DE Grids

The "Gold Standard" of Replacement Cartridges
For over 50 years, Unicel (Meissner Mfg.) has been the professional's choice for restoring pool water clarity. While generic "knock-off" filters often use cheap, fuzzy fabric that clogs quickly, Unicel uses genuine Reemay® Filtration Media. This patented synthetic fiber features a unique trilobal shape that traps significantly more dirt and oils without choking your pump's water flow. Based in California, Unicel doesn't just copy filter dimensions; they engineer them to strict Original Equipment Manufacturer (OEM) specifications. This ensures a "lock-tight" fit in your filter tank, preventing debris from bypassing the system and returning to your pool.

Why We Trust Unicel Filter Cartridges and DE Grids
Genuine Reemay® Media: Uses continuous trilobal fibers to capture microscopic debris without restricting water flow.

Precision "Exact Fit": Engineered to match your tank's original specifications for a 100% leak-free seal.

Made in the USA: Manufactured in California with heavy-duty urethane end caps that resist cracking under pressure.

Longer Lifespan: Sharp, rigid pleats resist collapsing during cleaning, meaning you buy fewer replacements over time.

More about Pool and Spa Filter Cartridges

Complete Your Pool Care Routine

Essential Pairing
Filter Cleaning Chemicals for All Types of Pool & Spa Filters

Using a specialized cleaner like FilterWash helps release deeply embedded oils and minerals that standard rinsing leaves behind.

Shop Filter Cleaning Chemicals for All Types of Pool & Spa Filters
Highly Recommended
Pool and Spa Plumbing Lubricants

Every time you open your filter tank, you must lubricate the O-ring to prevent dangerous leaks and ensure a watertight seal.

Shop Pool and Spa Plumbing Lubricants
Pro Tip: Don't Forget
Pool Test Kits and Water Analysis Tools

Balanced water pH prevents calcium scale from hardening your filter fabric and ruining your new cartridges.

Shop Pool Test Kits and Water Analysis Tools

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