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HF8409-01 Replacement Spa Filter Cartridge for PA90 and Unicel C-8409

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$51.99
Sep 23 · Macy's
Best price
$51.99
−4% vs high
14-day high
$53.99
All stores
$54$53$52
Sep 13Sep 26
  • Macy's
Lowest in 14 days: $51.99 at Macy's. Highest: $53.99. Current best is 4% below the 14-day high.

About this product

The Hurricane HF8409-01 Replacement Spa Filter Cartridge is designed for use in hot tubs and spas, providing advanced filtration to maintain clean water. It fits models including Unicel C-8409, PA90, and several others, with a length of 17 inches, an outer diameter of 8.94 inches, and 4-inch top and bottom holes. The cartridge features point bond filter media that captures debris, hair, leaves, and microorganisms effectively. Constructed with durable pleat material, end caps, and a max flow core, it ensures long-lasting performance and easy maintenance. Cleaning is simple with spot cleaning recommended.

  • 17-inch length
  • 8.94-inch outer diameter
  • fits PA90 and Unicel C-8409
  • point bond filter media
  • spot clean only
  • durable pleat material

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HF8409-01 Replacement Spa Filter Cartridge — Price History