The 585-1421F is a non-polarized yellow multi-chip based LED bulb designed for use in control panels, instrumentation, warning lights, and communication equipment. It features a T1 3/4 midget flange base that mounts directly into industry standard sockets, with a peak wavelength of 585 nm and typical operating current of 73 mA, delivering an intensity of 18 mcd. The device operates over a temperature range of -20°C to +60°C and is RoHS compliant, offering 90% less power consumption compared to traditional incandescent bulbs while providing extended operational life. Its non-polarized design and compact dimensions (0.240 inches [6.10 mm] diameter, 0.60 inches [15.2 mm] length) make it ideal for retrofit applications in portable equipment and various industrial control systems.