The 591-3x0x-0 series, from Dialight, is a CBI® circuit board indicator from their Prism® family. It consists of a 3mm surface mount (SMD) LED within a black plastic housing. The LED has a round, dome-shaped lens and is available in a range of bi-colour and tri-colour options. The 591-3x0x-0 indicator's black housing provides a high contrast ratio between itself and the LED light. The LED is positioned at a right angle, making it ideal for PDB indicator applications.

Features of the 591-3x0x-0 PCB LED indicator:
Prism® series
3mm SMD LED
Black plastic housing
Right angle
Bi-colour and tri-colour

PCB LED Indicators, Dialight