Terminal Feed-Thru Blocks, Standard: Type - Modular Terminal Block; Configuration/Wiring - Double Tier 4-Circuit 2-Wire; Construction Style - IEC; Rating - Voltage - 600V; Rating - Amps - 20A; Wire Range - 22-12 AWG; Model Type - WDK 2.5V; Wire Terminal - Screw; Housing Material - Wemid; Housing Finish - Beige; Mounting - DIN Rail, TS35; Temperature Rating - max - 120 deg C (248 deg F); Temperature Rating - min - -50 deg C (-58 deg F); Block Width - mm - 5.1 mm; Block Width - in - 0.20 in; Block Height - in/mm - 2.73/69.5; Block Length - in/mm - 2.46/62.5; Manufacturer Series - W Series