The RPLH16-01-01-02 is a 16mm LED lamp holder assembly designed for 48 VDC applications, featuring a red LED lamp (635 nm wavelength) with a polycarbonate lens. The assembly operates at 48 VDC with a current draw of 0.018 A and power consumption of 0.864 W at 25 °C ambient temperature. The lamp holder is constructed with a polycarbonate body, zinc-plated steel screws with yellow chromate plating for the center bulb contact, and a steel screw for the side bulb contact. Mechanical specifications include a 16 mm diameter form factor with a mounting hole size of Ø5/8" (Ø16 mm), overall height of 2.13 inches (54.10 mm), and a weight of 0.075 lbs (1.2 oz). This lamp holder assembly is RoHS compliant and is commonly used in industrial control panels, instrumentation, and signaling applications requiring reliable visual indication in 48 VDC systems.