What crosses into this socket
The 1452158-1: Crimp termination — no soldering, no insulation displacement. ROHS3 compliant per the listing.
How it compares to same-series siblings
The 1452158-1 handles 20-22 AWG wire; the sibling 1-1326032-0 takes 16 AWG in the same tin-plated socket form factor. The 929989-8 accepts 17-20 AWG. All three are active, crimp-terminated sockets — pick the wire-gauge range that matches the harness.