Terminal Feed-Thru Blocks, With Internal Component: Type - Component Terminal Block; Component Type - Solder-in Component Top to Bottom; Configuration/Wiring - Double Tier 4-Wire; Construction Style - IEC; Rating - Voltage - 500V; Wire Range - 24-12 AWG; Model Type - UKK5-BE; Wire Terminal - Screw Clamp; Housing Material - Polyamide 6.6; Housing Finish - Gray; Mounting - DIN Rail, 35mm; Temperature Rating - max - 125 deg C (257 deg F); Block Width - 0.24" (6.1mm); Block Length - 2.2" (56mm); Manufacturer Series - UK Series