What do you do when your favorite pH/ORP electrode isn’t available with a built-in preamplifier, but you need to send the signal a few hundred feet?  Hook up to this external preamp and you can go 1000 feet if necessary!  Solenoid Valves are compatible with all of Walchem’s controllers. Epoxy encapsulated solenoid valves for cooling tower and boiler applications.

Key Benefits:

  • Epoxy Encapsulated Solenoid
  • Normally Closed Operation
  • May Be Mounted In Any Position
  • 1/2”, 3/4” and 1” Sizes