American Time & Signal Co. manufactures replacements for Dukane wired synchronous system secondary clocks. The AllSync Plus^® replacements use a solid state circuit board movement instead of the traditional mechanical movement and uses 80% less energy.

AllSync Plus 60th Minute Steel Case System Clocks $119.95 - $349.95		AllSync Plus 24SS Series Steel Case System Clocks $119.95 - $349.95		Mechanical 60th Minute Wired Synchronous Steel Case System Clocks $184.95 - $469.95
Mechanical Old Style 24 Series Steel Case System Clocks $199.95 - $479.95		Mechanical Original Equipment 24SS Series Steel Case System Clocks $669.95