Kingbright 4060 Subminiature LED Indicators. The 4060 family, from Kingbright, are PCB LED indicators. They consist of subminiature LEDs within a black plastic housing. The housing positions the LEDs at a right angle to the board whilst providing a high contrast with the LED.. Features of the 4060 LED indicators: Multi level stacked Black plastic housing Right angle Through-hole mounting Wide viewing angle High reliability