The A3151U2A1NZRQE is a 3-pole, 3-position switchlock with 45-degree indexing. It features silver, non-shorting contacts rated for 2.5 A at 125 V AC and has an electrical life of 15,000 make-and-break cycles at full load. This model includes a 4-tumbler lock mechanism, solder lug terminations, a removable dress nut, and an epoxy terminal seal for enhanced durability. Designed to operate in temperatures from -30°C to 85°C, it is well-suited for applications such as security systems, medical equipment, and computer servers.