Terminal Fused or Disconnect Blocks: Type - Lever Disconnect Terminal Block; Fuse Provision - 5x20mm; Configuration/Wiring - Single Tier 1-Circuit; Construction Style - IEC; Rating - Voltage - 600V; Rating - Current - 6.3A; Wire Range - 26-10 AWG; Model Type - XBUT4FBE; Contact Style - Screw Clamp; Housing Material - Polyamide 6.6; Housing Finish - Black; Mounting - DIN Rail; Temperature Rating - max - 125 deg C (257 deg F); Block Width - mm - 6.2 mm; Block Width - in - 0.24"; Manufacturer Series - XB Series