One of the simple yet interesting connection diagrams that young engineers learn in their lab is the staircase lighting setup. Perhaps most of us might have already used it without paying much ...

An electrical relay switch is a solid-state or electromechanical switch that uses a low-power signal to operate a high-power circuit. It can switch currents electronically using semiconductor devices ...

A circuit always has a battery (cell) but it can also contain other electrical components, such as bulbs, buzzers and motors. When drawing circuit diagrams, rather than drawing detailed components, we ...

The Schurter PSE HI (high-impact) switches can now be delivered with raised symbols, letters and numbers in addition to various colours, or legend inscriptions. The switch surface is made of anodized ...