SYSTEM SENSOR Alarm Pressure Switch

System Sensor EPS10 Series switches are designed for use in wet, dry, deluge, and pre-action automatic sprinkler systems to indicate a discharge from a sprinkler.

  • UL listed, FM, LPCB, ULC, VDS

Maximum Operating Pressure 300 ps
Maximum Adjustment Pressure Range 4 to 20 psi
Differential Approximately 3 psi throughout range
Factory Setting Operates at rising pressure 4 to 8 psi
Switch Contact Ratings EPS10-1: One set SPDT (Form C)

EPS10-2: Two sets SPDT (Form C)

10.0 A, ½ HP @ 125/250 VAC

2.5 A @ 6/12/24 VDC

Pressure Connection ½˝ NPT male glass reinforced nylon
Dimensions 5.12˝ H × 3.325˝ W × 4.250˝ L (13.0 cm × 8.4 cm × 10.8 cm)
Operating Temperature Range Indoor or outdoor use: –40°F to 160°F (–40°C to 71°C)
Cover Tamper Switch UL Models: Optional P/N 546-8000

ULC Models: Factory Installed

Enclosure Rated UL 4x, NEMA 4 for indoor or outdoor use


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