TC Valves

The Clack TC (Time Clock) control valve is designed to control all cycles of a downflow regeneration system for water softeners and water filters. It can be pre-programmed with up to 10 different regeneration cycles and can be set using two different timing methods; Choose the length of time between regenerations (1 to 99 days) or choose which day of the week a regeneration should occur.

As with all Clack Valves, the TC valve is designed to be versatile and compatible with a number of different resins, softeners and systems. A highly reliable solid state microprocessor ensures that the robust valve remains accurate and reliable. The full list of features of a TC Clack valve are as follows;

Backwash and brine regeneration options.

Double backwash feature offering efficiency, optimum regeneration and cleaning ability.

Two timing methods; 1 – 99 days, or “day of the week” choice.

Downflow regeneration.

10 selected pre-programmed regeneration cycles.

stores system configuration and operation data in nonvolatile memory.

Control valve design provides optimum service and backwash rates.

Treated water regenerant refill.

Solid state microprocessor with easy access front panel settings.

If you wish to know more about this product please feel free to reach out using the contact form below:

Service Flow
(@ 15 psi drop)
Backwash Flow
(@25 psi drop)
Tank Size Application
Mounting BasePilot Size
122 lpm
(6.1 m3/hr)
122 lpm
(6.1 m3/hr)
20 – 125 psi
1.4 – 8.6 bar
4.5 – 43oC
8″ – 21″ Softener
or Filter
Top Mount
2.5″ (8 NPSM)
1.05″ OD Pipe


  • Availble in 1″ and 1.25″ sizes.
  • Two options for programmable time between regeneration cycles (1 – 99 days, or “day of the week” options).
  • Up to 10 pre-programmed regeneration cycles.
  • Robust, reliable design, produced by Clack Corporation.