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• Direct ceiling mounting
Optional trim ring available for customized installations
Eaton Wheelock MT4-115-S 8 Multitone
These products are electrically backward compatible with the previous generation of SpectrAlert notification appliances
System Sensor OSY2 Supervisory Switch SK-RELAY • Direct ceiling mountingSystem Sensor OSY2 Supervisory Switch OSY2 supervisory switches are used to monitor the open position of an outside screw and yoke type gate valve. OSY2 supervisory switches feature a user friendly mounting bracket and adjustable shaft to permit mounting to most outside screw and yoke valves, ranging in size from 1 to 12 inches. Their right angle design and wide bracket span provide maximum clearance for valve components to accommodate troublesome