The RB-105DF6 is a general-purpose, non-latching, 5VDC SPDT 16A 277VAC Through Hole RoHS relay manufactured by Wangrong. It is an electronic switch that opens and closes a circuit when activated by a current, voltage, or other external signal. It is typically used to control a larger circuit with a lower-power signal, and is ideal for applications in the industrial, automotive, consumer electronics, and other industrial and commercial sectors. It has a maximum switching power of 16A 277VAC, and features a RoHS design for environmental friendliness.