The utility model discloses a cable shutoff equipment, bottom plate (1) including heat conduction, be equipped with the design frame with design shutoff mud on bottom plate (1), with the design frame corresponds be equipped with heater (10) of melting shutoff mud with the heating below bottom plate (1), still be equipped with the cutting compaction on bottom plate (1) cutting cutting board (8) of shutoff mud. This cable shutoff equipment simple structure, easy preparation uses this equipment can simplify work flow, shortens operating time, and the putty cutting of producing is level and smooth, surperficial smooth, and the putty bottom surface is closely seamless with the edge, improves the shutoff qualification rate, has stronger practicality.