We are closing our operation for Durga Puja from 14-10-18 to 24-10-18. All orders placed in this period will be dispatched after 25-10-18 on-words.


opto-isolator, also called an optocoupler, photocoupler, or optical isolator, is "an electronic device designed to transfer electrical signals by utilizing light waves to provide coupling with electrical isolation between its input and output". The main purpose of an opto-isolator is "to prevent high voltages or rapidly changing voltages on one side of the circuit from damaging components or distorting transmissions on the other side