Circuit Protection ATO/ATC Fuseholder In-Line Fuseholder Maxi Fuse Holder Weatherproof Fuseholder Multi-Circuit Fuse Panels 4 Circuit Fuse Block Covered Fuse Block Automotive Fuses Blade Style Circuit Breakers Mounted Circuit Breaker Circuit Breaker Panels Panel Mount Circuit Breaker 4 Circuit Fuse Block #500-010 This is a complete assembly for ATO/ATC type blade fuses. Units can be snapped together to gang for multiple combinations. Includes 8" leads of 12 gauge wire. Mounting holes for #10 screws are 3-1/8" apart. 4 Circuit Fuse Block Kit #500-009 ATO/ATC fuse block with mounting holes. Multiple units lock together for additional circuits. Includes brass terminal strip and 4 individual terminals. 50 amp maximum total all circuits.