Terminal Fused or Disconnect Blocks: Type - Fused Terminal Block; Fuse Provision - 5x20 mm; Configuration/Wiring - Double Tier 2-Circuit; Construction Style - IEC; Rating - Voltage - 300V; Rating - Current - 16A; Wire Range - 22-10 AWG; Model Type - F520DDST; Contact Style - Screw Clamp; Housing Finish - Gray; Block Width - mm - 8.0 mm; Block Width - in - 0.31"; Manufacturer Series - F520 Series