Terminal Feed-Thru Blocks, Standard: Type - Standard Feed-Thru Terminal Block; Configuration/Wiring - Single Tier 1-Circuit 2-Wire; Construction Style - IEC; Rating - Voltage - 500V; Rating - Amps - 17.5A; Wire Range - 28-16 AWG; Model Type - ST 1.5 QUATTRO; Wire Terminal - Spring Clamp; Housing Material - Polyamide 6.6; Housing Finish - Gray; Mounting - DIN Rail, 35mm; Block Width - mm - 4.2 mm; Block Width - in - 0.165"; Block Length - in/mm - 2.83/72; Manufacturer Series - ST Series