Aquatrol 285 Softener Timer NX Valves have backwash capacity for tanks up to 30” in diameter and can handle continuous flow rates of up to 51 gpm. The AQT-285ST-NX also offers a NHWB piston option and has a time-tested piston, seal and spacer design.


  • 1.5″ Control valve
  • Lead free brass body
  • Adjustable 5 cycle control
  • Backwash capacity for tanks up to 30″ diameter
  • Continuous flow rate of 51 gpm with backwash of 49 gpm
  • NHWB option available
  • Time clock: 7 and 12 days – Manual or Meter
  • Meter: delayed or immediate regeneration