PoolPure 6CH-940 Spa Filter 2-Pack | 50 sq ft Trilobal Filtration, Dirt-Locking Tech, 1.5" SAE Thread

Premium filtration for crystal-clear spa water

Refresh your spa experience with the PoolPure 6CH-940 Spa Filter. This compatible replacement is designed to fit a wide range of popular pool and hot tub brands, offering a reliable balance of filtration performance and easy maintenance. Built to withstand regular use, it supports clear water and a welcoming soak, whether you’re winding down after a long day or entertaining guests by the pool.

Engineered for everyday reliability, the 6CH-940 features a robust 7 5/8" length, a 6" outside diameter, and a 1 1/2" SAE thread at the bottom. The 50 sq. ft filtration area pairs with Trilobal Filtration Fabric to provide a strong filtration surface that helps capture debris as it flows through the system. This combination is designed to support steady water clarity during frequent use and normal maintenance intervals.

Key benefits at a glance

• Trilobal Filtration Fabric creates a larger adsorption surface for dirt and sediment, helping water stay clearer longer.
• 50-micron filtration targets fine particles like hair, dust, and debris without over-restricting water flow.
• PATENTED Dirt-Locking Technology makes cleaning easier by holding debris during use and rinsing away with minimal effort.
• Heavy-duty construction features 4 oz thickened polyester fabric and reinforced end caps for longer service life.

In real-world settings, PoolPure filters are trusted by athletes and featured in media coverage, underscoring reliable performance where it matters most. The 6CH-940 is a compatible replacement designed to align with original form factors while offering independent brand assurance from PoolPure.

Quality, safety, and compatibility

• NSF/ANSI 50 certified by IAPMO, with materials tested for long-term water exposure and safety.
• PHTA member, reflecting adherence to industry filtration standards and a commitment to dependable water quality.
• Compatible with multiple model lines, including PWW50P3 (Not PWW50P4), Unicel 6CH-940, Filbur FC-0359, Waterway 817-0050, 25252, 378902, 03FIL1400, HTF0245RT.
• 2-pack option provides value and ready replacements for ongoing maintenance.

Note: This is a compatible replacement. Original manufacturers’ part numbers are provided for reference only. PoolPure stands as an independent brand offering compatible filtration solutions that align with standard fittings and thread sizes.

What you can expect during use

The filter’s durable construction supports longer intervals between changes, helping you maintain water clarity with less disruption to your routine. The combination of strong fabric, robust end caps, and a strengthened core contributes to a steady filtration performance through regular spa cycles and seasonal pool use. While results can vary with local water quality and pool maintenance habits, the design aims to keep filtration performance consistent over time.

For best results, rinse the filter according to your spa’s care guidelines, and replace as part of your regular maintenance plan. The two-pack option ensures you have a ready replacement on hand, reducing downtime and simplifying upkeep.