1, 16Amp 48V 2x12 position terminal block distribution module. Support for multiple module extension connections. 2, Rated current 16 Amp(total input or output), Maximum voltage 48V AC or DC. 3, A / B Screw terminal blocks, Pitch 7.5mm/0.295", Wire range 26AWG ~ 12AWG / 2.5mm square. Rated current 16 Amp. Strip length 7mm. Screws - M3,steel, Cr3+ Zn plated. Pin header and Cage - Brass. 4, A1~B6 / A7~B12 Screwless terminal blocks, Pitch 3.5mm/0.138", Wire range 26AWG ~ 20AWG / 0.75mm square. Rated current 2 Amp(for each positon). Strip length 8mm. For the screwless terminals, you can use your fingers or a screwdriver to press the top button, then fill the wire conductor into the hole and release the button, which is very convenient. 5, UL CE CQC certified terminal blocks, FR-4 glass fiber PCB.