CamdenBoss Camblock Plus 3.81mm Female Terminal Blocks Screwless Pluggable – CamdenBoss CSTBP92HE/4, A 4-pole 3.81mm pitch pluggable screwless terminal block designed for use on PCBs. This female plug connector is ideal for use in any installation and provides a versatile wire to board connection method. Camblock Plus CSTBP92HE/4 3.81mm Screwless Pluggable Terminal Block Female 4p