Alarm pressure switch with retard

Alarm pressure switch with retard

  • Certificate: UL Listed / FM Approved
  • Standard: Comply to NFPA 13, 13D, 13R, 72
  • Valve type: Wet sprinkler system alarm check valve
  • Contact ratings: 10A at 125/250VAC, 2.5A at 30VDC
  • Temperature: -40°C to 60°C
  • Enclosure: IP54
  • Surface: Corrosion resistant finish

Product Details

Alarm pressure switch with retard is a pressure operated switch with an adjustable, instantly recycling pneumatic retard to prevent false alarms due to water pressure variation. It is connected into the alarm port of a wet sprinkler system alarm check valve.

Available size

Switch Time delay setting (Sec.) Connection Max operating pressure (psi) Ref. No.
Two SPDT 0- 65 1/2″ NPT, male 200 V8701
Two SPDT 0- 90 1/2″ NPT, male 175 V8702

Ask For A Quick Quote

Email us at or use the form below. Normally you will be replied within 2 hours during support hours.