Signal Master Clock - Electronic - 240 x 184 x 115 mm

A master clock is the central timekeeper for a whole site, driving synchronised clocks and automated bell signals from one accurate source. It keeps every connected clock showing the same time and triggers signals on schedule, so lessons, breaks and shift changes always run to the minute.

Central master clock for synchronised time

It suits schools, colleges, factories, institutions and the public sector that need consistent time and reliable signalling across many rooms or zones. By controlling clocks and bells from a single unit, it removes time drift between rooms and makes the whole system easy for facilities teams to manage. Accurate and dependable in continuous use, it forms the backbone of a synchronised clock and bell system. For organisations keeping a site precisely on time, this master clock is an essential core component.