Feed-Thru Blocks, With Internal Component: Type - Surge Suppressor Terminal Block; Component Rating - 200mA; Configuration/Wiring - Double Tier 4-Wire; Construction Style - IEC; Rating - Voltage - 24VDC; Rating - Amps - 200mA; Wire Range - 24-12 AWG; Model Type - TT-ST-M-EXI-24DC; Wire Terminal - Spring-Cage; Housing Material - Polyamide 6.6; Housing Finish - Blue; Mounting - DIN Rail, 35mm; Temperature Rating - max - 85 deg C 185 deg F; Temperature Rating - min - -40 deg C -40 deg F; Block Width - 0.24" 6.2mm; Block Height - 4.00" 100mm; Block Length - 2.50" 63.5mm; Additional Information - Separate PE Connection, For Mounting on NS 35; Manufacturer Series - TT Series