INDUSTRY EXPERTS
Decades of Equipment Knowlege.








3 in stock
This listing is for a NEW Potter OSYSU-2. This outside screw and yoke supervisory switch monitors the open position of OS&Y gate valves used in fire protection systems. The device provides supervisory signaling when a protected valve is moved from its normal operating position, supporting fire alarm monitoring and system integrity verification.
Decades of Equipment Knowlege.
Parcel Orders Shipped within 24 hrs. Monday thru Friday.
Local Customer Service Reps.