There are a variety of accessory items available depending on the machine size and application. See the butt fusion machine's product page for more accessories. Some examples are: Inserts Required to fuse different pipe sizes that a machine can accommodate. Hydraulic Power Unit hydraulic power units designed to meet the maximum system pressure desired on your job site. It offers low power consumption,and also allows both the heater and facer to plug into the hydraulic power unit, allowing the entire machine to draw power from only one receptacle. Heating Plate With high quality of PTFE coating,enables swift temperature control Planing Tool With safety switch prevents unintentional operation,and coming with durable HSS blades