TE Connectivity 3.5mm Left Hand Terminal Block Plug Connectors Left hand terminal block plug connectors with a 3.5mm pitch and side wire entry that mate with 3.5mm unshrouded terminal block headers (see stock number 782-5392 typically). These 3.5mm left hand terminal block plug connectors are end to end stackable and have M2 rising screw clamp terminals that accept a wire size range of 30 to 14 AWG. The housings of these 3.5mm pluggable terminal block connectors are made from green PA 6.6.