CamBlock Plus 6.35mm High Power PCB Terminal Blocks – CamdenBoss CTBP04VY/3, This 3-pole high power rising clamp terminal block is part of the CamBlock Plus range from CamdenBoss. These green blocks are made from flame retardant polyamide. CamBlock Plus CTBP04VY/3 6.35mm High Power Pcb Terminal Block 3 Pole