1, Pluggable Terminal Block: 4x 5 Position pluggable screw terminal block, top wire connects, pitch 5.08mm / 0.2", strip length 7mm, screws - M2.5, Wire range 28AWG ~ 12AWG / 2.5mm square. Rated voltage 300V, rated current 10Amp(per position). 2, PCB mount Terminal Block: 1x 5 Position PCB mount screw terminal block, pitch 5.0mm/0.197", strip length 7mm, screws - M2.5, Wire range 28AWG ~ 12AWG / 2.5mm square. Rated voltage 300V, rated current 16Amp(per position). 3, High quality fireproof nylon material DIN rail mount carrier, can support width 35mm, 32mm or 15mm rail. FR-4 fiberglass dual copper layers PCB. 4, UL CE CQC certified terminal blocks, UL 94-V0 certified PCB, and UL CE certified DIN rail mount carrier.