They are currently available with either a common anode or a common cathode for 12 or 24 V DC. Tab terminals, integrated 4-pin JST plugs, stranded wires or sheathed cables are possible as connection configurations. Sealing washers are supplied to seal against the front panel, a hexagon nut made of plastic for fastening the 30 mm lamp, and optionally a knurled nut made of aluminum or a hexagon nut made of nickel-plated brass for the 22 mm version.
In the current versions, the light rings are between 2 and 3.5 mm wide, the dot areas consist of a opaque black print.
Instead of an imprint, versions with an integrated plastic disc in different colors will soon be available.
LED innovation made in Germany. From Signal-Construct.