Available in red or yellow, Series BSD-1838 T1-1/4 Neo Wedge bulbs use 14 V at viewing angle of 125 deg. Both require no socket and are installed using twist-to-lock method, ensuring secure electrical contact. Solid-state design renders LEDs impervious to shock, vibration, frequent switching, and environmental extremes. Applications include dashboards, air conditioning indicators, button lamps, gauge illumination, warning markers, and PCB lamps.