Unicel Filter Cartridge 5CH-35 (SC718)


Unicel 5CH-35 hot tub filter cartridge.

Suitable for a variety of spas including: Artesian, Coleman, Maax and Sunbelt, Vita, Wellis, American Whirlpool

Other manufacturer’s codes:

  • Pleatco: PMAX50
  • Filbur: FC-0300
  • Darlly: SC718 / 50353

Filtration area:

  • Length: 21cm
  • Diameter: 14.5cm
  • Top: Closed handle
  • Bottom: Fine screw thread
  • Screw Piece Diameter: 3.8cm

In stock

SKU: HOT-TUB-FIL-SC718 Categories: ,


Unicel filter cartridges are one of the finest replacement hot tub filters you can buy for your spa.  Made of the finest materials to meet or exceed OEM filters.  Its heavy-duty polyester is designed to last far longer than cheaper hot tub filter alternatives, while having more pleats to improve filtering capacity.  Unicel filter cartridges are made in the USA for the highest possible quality, allowing you to buy with confidence.


  • Length: 21cm / 8″
  • Width: 14.5cm / 5 5/8″
  • Top End Cap Style: Semi-circular handle
  • Bottom End Cap Style: 1-1/2″ male thread/MPT
  • Screw Piece Diameter: 3.8cm
  • Pleat Count: 203
  • Square Ft: 35 sq ft

Hot Tub Compatibility:

  • Artesian
  • Coleman
  • Maax
  • Sunbelt
  • American Whirlpool
  • Vita
  • Wellis

Other manufacturer’s codes:

  • Pleatco: PMAX50
  • Filbur: FC-0300
  • Unicel: 5CH-35
  • Darlly: SC718 or 50353


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