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Pentek WS Series
Pentek WS Series Pentek WS Series Pentek WS Series
Filtration Cartridges Available to Order

Pentek WS Series

The Pentek WS Series is a replacement water filter cartridge designed for residential, rural and commercial water treatment systems. For these installations, it helps deliver cleaner, more consistent water and reliable filtration performance through durable polypropylene construction. Multiple models or configurations are available to suit different flow, filtration, capacity and connection requirements.
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Applications

  • Medical equipment
  • Espresso/coffee machines
  • Low-volume beverage/food service

Key Features

  • Manufactured with FDA grade softener resin
  • Sodium form
  • Utilize single-use resin technologies for maximum life grains (CaCo3) capacity

Downloads

Pentek WS Series Technical Data Sheet PDF

Technical specifications

View full specification table
Brand Pentair
Model Pentek WS Series
Equipment Category Water Softener Cartridges
Filter Media Cation, Sodium-form resin, 20 x 40 mesh, R-SO3-Na+
Endcaps Polypropylene
Pre-filter Polypropylene
Post-Filter Polyethylene
Gaskets Buna - N
Temperature Rating 4.4 - 37.8°C (40-100°F)

Frequently asked questions

What is a Pentek WS Series cartridge?
The Pentek WS Series is a single use water softening cartridge designed to reduce hardness in low water use applications and help protect sensitive water using equipment.
Does a Pentek WS Series cartridge remove sediment?
Its primary purpose is water softening, not sediment removal. A suitable sediment pre-filter may be needed where the water contains visible dirt or particles.
What equipment is the Pentek WS Series suitable for?
Typical applications include coffee and espresso machines, low volume beverage equipment, commercial food service equipment and other sensitive water delivery equipment.
How long does a Pentek WS cartridge last?
Cartridge life depends on water hardness and water use. Capacities range from 750 to 4,500 grains as calcium carbonate, depending on the selected model.

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