Hypertherm Emi Filter: 1A 1B3 Ac Electronic - 009041 by Hypertherm Save -8% $39.06 SKU HYP009041 Hypertherm - SKU HYP009041 Add accessories to hypertherm emi filter: 1a 1b3 ac electronic - 009041. 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