2-1971772-3 is a Power Triple Lock connector assembly designed for wire-to-panel applications with panel mounting capability. This connector features a 1x3 cap housing configuration with Key B keying and is equipped with latching mating retention and mounting ears for secure panel attachment. The connector is part of TE Connectivity's Power Triple Lock product line, which is engineered for reliable power distribution and signal transmission in industrial and commercial applications. The panel-mount design with integrated retention features ensures robust mechanical stability and ease of installation in equipment requiring secure, repeatable connections.