The 550-0407F is a thru-hole circuit board indicator featuring a 5mm red diffused LED. It operates with a typical forward voltage of 2.0V and emits a peak wavelength of 635 nm. This indicator provides a typical luminous intensity of 12.3 mcd at a 20 mA forward current and has a wide 60-degree viewing angle. Designed for reliability, it has a broad operating temperature range from -55°C to +100°C and is RoHS compliant, making it suitable for status indication on printed circuit boards in various electronic devices.