The 1241765-2 is a TE Connectivity Micro Power Quadlok receptacle housing — a free-hanging (in-line) female socket carrier with 12 cavities laid out as 8 signal positions plus 4 dedicated power positions. That hybrid cavity count is the reason you reach for this part: it handles a mixed-signal-and-power harness in a single housing, saving the second connector and the extra crimp operation.
This is a female receptacle housing, so it mates with a male header that carries the matching pin contacts. The termination is crimp — you insert the crimped female socket into the cavity from the rear, and the housing's locking ramp holds it in place. No solder, no PCB footprint: the assembly floats in the harness, which makes it a natural fit for power distribution junctions inside automotive or industrial equipment where the wiring runs point-to-point.