Hypertherm Kit:Damper Resistor Csa Pmx65/85 - 228740 by Hypertherm Save -8% $57.41 SKU HYP228740 Hypertherm - SKU HYP228740 Add accessories to hypertherm kit:damper resistor csa pmx65/85 - 228740. 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