Binay Opto Electronics Private Ltd. Manufactures High Voltage Control Circuit Unit. Binay Opto Electronics Private Ltd. Binay Opto Electronics Private Ltd. Also offers LED based pilot lights, aviation obstruction lights, alarm lights, etc. High Voltage Control Circuit Unit are the illuminated pushbutton switches, which cannot be made integrally in higher voltages or in flasher versions. They can also be used at these ratings [above 60V, e.G. 110V, 220V, or 440V] or with the flasher function with the inclusion of our HVCC Units. These are of basic dimensions 90mmX25mmX25mm [LXBXW]. The Unit is fitted externally to the switch, and is provided with terminals for input [from high-voltage source] and output [to switch illumination unit].