Hypertherm Kit:PCB Assembly Hmi Processor - 228581 by Hypertherm Save -8% $437.04 SKU HYP228581 Hypertherm - SKU HYP228581 Add accessories to hypertherm kit:pcb assembly hmi processor - 228581. Close Add Your items total will automatically update after adding options or accessories. You can edit your selections in the cart. Select Options & Accessories Quantity Add to cart