ProAqua Cartridge Filter PA‑6940 – 6" x 9" Spa/Hot Tub Replacement Filter

The ProAqua PA‑6940 replacement cartridge filter is designed to deliver powerful and reliable filtration for your spa or hot tub. Featuring a 6" diameter, 8.25" length, and a secure 1.5" SAE threaded bottom, this filter captures dirt, oils, and fine debris to keep your water clean and clear.

Whether you're replacing an old filter or upgrading your spa’s performance, the PA‑6940 is built for compatibility, durability, and convenience.

Specifications:

• Diameter: 6″
• Length: 8.25″ (≈ 210 mm)
• Top: Molded Handle
• Bottom: 1½″ SAE Threaded Fitting
• Estimated Weight: ≈ 0.75 kg (1.65 lb)
• Filtration Area: ~45–50 sq. ft. (varies by pleat density)
• Compatible Replacement Models:
  • Unicel: 6CH‑940
  • Pleatco: PWW50P3
  • Filbur: OC6‑940
• OEM Part #: PA‑AP60401

Why Choose ProAqua Filters?

• High-efficiency pleated media for excellent debris retention
• Sturdy construction resists chemical wear and cracking
• Easy to install and remove with ergonomic handle top
• Compatible with many spa and hot tub brands
• Great value for long-lasting filtration performance

Available now at Splash Pool & Spa - Peterborough’s trusted source for premium spa filters and expert support.