The S33R is our innovative 0.25 horsepower riser mount unit that registers at a low 58 decibels. It is lightweight, weighing just 20 pounds. This unit is best suited for single-valve small standard systems and pre-action systems. Do you need server room protection? The S33R-LD1-115PD is the perfect fit to team up with your dry-pipe system.
- Digital AMD Gen-3 with Leak Detection™
- Digitally set system pressure
- IP65 water resistance rated
- Measures system air leaks
- Tamper-proof lock-out setting
- Ceramic digital pressure sensor
- Appropriate for standard pressure single-valve systems up to 33 gallons, low-pressure systems up to 86 gallons, and pre-action systems up to 166 gallons.
- Whisper quiet
- 58 dB
- Compact design
- 23” x 12” x 8”
- 20 lbs.
- Oil-free and low maintenance
- Low vibration
- 5-minute installation
- Versatile mounting to riser or wall
- 12-month warranty