5052974051 is part of TE Connectivity's MBI Series of terminal blocks. The MBI Series are designed for PCB-levelling, vertical or horizontal connection of electrical and electronic components. They offer a locking system to ensure secure and reliable connections, plus a wide range of accessories for easy assembly. The 5052974051 specific terminal block is a MBI6GV, specifically designed for use in high-power applications. It features a maximum rated current of 32A, pin pitch of 6.1mm, and voltage rating of AC 620V.