The 558-0101-007F is a snap-in LED panel mount indicator from Dialight's 558 Series, featuring a red LED with a peak wavelength of 635 nm and high efficiency diffused lens technology. This indicator operates at 1.8–3.3 V DC typical with a forward voltage of 2 V and a maximum DC forward current of 30 mA, delivering 10 mcd intensity at 8.7 mA. The device is housed in Valox UL94V-0 material with a 0.156" (3.96 mm) mounting hole, accommodates panel thicknesses of 0.031–0.062", and features straight terminals for wire wrapping or 26 AWG lead wire connections. With a 60° viewing angle and operating temperature range of -25°C to +85°C, this indicator is ideal for applications in data center infrastructure, networking equipment, storage hardware, wireless infrastructure, and electronic test and measurement instruments where reliable visual status indication is required.