The 555-2001-812F is a red tinted diffused LED indicator designed for panel-mount applications. It operates at a typical forward voltage of 1.6 V with a forward current of 10 mA, delivering a luminous intensity of 0.6 mcd (typical). The LED features a dominant wavelength of 640 nm and peak wavelength of 655 nm, with a 35° viewing angle suitable for general indication purposes. The device is RoHS compliant and rated for operating temperatures from -55°C to +100°C (non-resistor lamp configuration), making it suitable for industrial control panels, instrumentation, and consumer electronics requiring reliable visual feedback across a wide temperature range.