DV-6E-250SP JB Industries 6 Cfm Eliminator Vacuum Pump 230V/50Hz Motor, Spark Proof. The spark-proof motor has the same features as our other pumps with the addition of spark-free, dual voltage operation. For use with A2L refrigerant gases such as R32 and 1234yf. DV-6E-250 JB Industries 6 CFM Eliminator Vacuum Pump 115/230V 50/60Hz Motor with US Plug - VACUUM PUMP - Built for the air conditioning serviceman who wants a high quality, dependable vacuum pump, the ELIMINATOR® series offers many higher end features without the higher end price. American made, 100% tested to JB’s stringent quality standards, backed by an unparalleled 24 month over-the-counter warranty, the ELIMINATOR® is the best economy vacuum pump in the industry. This is the only American made economy vacuum pump on the market and because each ELIMINATOR® is made at our factory in Aurora, Illinois, American pride is built into each one of these workhorses. Completely field repairable, these pumps are built to withstand the toughest jobs.