Product Details
Potter OSYSU-2 Outside Screw & Yoke Supervisory Switch (Double switch)
These switches mount conveniently to most OS&Y valves ranging in size from 2” to 12” (50mm to 300mm). They will mount on some valves as small as ½” (12,5mm). The cover is held in place by two tamper resistant screws that require a special tool to remove. The tool is furnished with each device.