The Storm might as well be called the Super Storm. This single phase vacuum pump comes with 2 powerful vacuum motors working in tandem to produce approximately 9.5-10 inHg of vacuum hold down ability for your cnc router. The system is ideal for table sizes under 4′ by 4′ (or 15 ft²). Installation is easy and only requires a 220 VAC / 20 A circuit to operate. Simply connect your plumbing and power and you’re ready to unleash the power of The Storm with the press of a button!