Terminal Block Plug-In Component Housings: Type - Pluggable Terminal Housing; Component Type - Disconnect, Fuse or Component Plug; Configuration/Wiring - Single Tier 1-Circuit; Construction Style - IEC; Rating - Voltage - 300V; Rating - Current - 20A; Wire Range - 28-12 AWG; Model Type - ST2,5-TG; Contact Style - Spring Clamp; Housing Material - Polyamide 6.6; Housing Finish - Gray; Mounting - Channel; Block Width - mm - 5.1 mm; Block Width - in - 0.20"; Temperature Rating - max - 125 deg C (257 deg F); Manufacturer Series - ST