Terminal Fused or Disconnect Blocks: Type - Disconnect Terminal Block; Configuration/Wiring - Single Tier 2-Circuit; Construction Style - IEC; Rating - Voltage - 800V; Rating - Current - 28A; Wire Range - 22-10 AWG; Model Type - CKT4U; Contact Style - Screw Clamp; Housing Material - Polyamide 6.6; Housing Finish - Gray; Mounting - 32mm C Rail or 35mm DIN Rail; Temperature Rating - max - 105 deg C (221 deg F); Temperature Rating - min - -50 deg C (-58 deg F); Block Width - mm - 6 mm; Block Width - in - 0.23"; Manufacturer Series - CKT Series