Clack WS3 valve

Connections: 3 ″ NPT / Female BSPT

Material: Bronze (lead free)

Thread at base: 4 ″ flange or side mount

Cycles: up to 9

Flow Min / Max. operating pressure: 20 psi - 125 psi

Min / Max Temperature: 4 ° C to 43 ° C


Continuous at 15 psi pressure drop (bypass and gauge sold separately): 250 gpm (946 lpm)

Backwash 25 psi pressure drop (bypass sold separately): 220 gpm (833 lpm)

Product images are illustrative and may vary from the physical product.


  • Contron valve with 3 ″ inlet and outlet, suitable in commercial systems and industrial applications.
  • Suitable for tanks from 18 "to 63" in diameter.
  • Lead-free valve body.
  • Stainless steel gauge option.
  • Easy microprocessor configuration from detachable front panel for added convenience.
  • The front display shows the time of day, the next day of regeneration, the remaining volume and the flow rate.
  • Four methods to initiate downflow regeneration; meter immediate, meter delayed
  • delayed time clock or pressure difference.
  • Program in ppm, French degrees, German degrees and cubic meters
  • Regeneration cycles fully programmable (maximum 9)
  • Programmable cycle time.
  • Function days; 1 to 28 days available
  • AC adapter with 24-volt output provides easy and safe installation.
  • Use treated water to fill the tank.

Valves for filters and industrial softeners Clack

Data sheet

Valve for filters or softeners Clack WS3

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