JB DV-285N-250 10 CFM Platinum Vacuum Pump, 115/230V, 50/60Hz Motor, with US Plug JB Industries' PlatinumTM Series Vacuum pump is the best pump in the industry. This pump was made and designed for the serious air conditioning and refrigeration technician. American made and subjected to JB's rigorous performance standards, the PlatinumTM Series is the top of the line for both quality and durability. Backed by an unprecedented 24 month over the counter warranty, there is no better pump on the market.