One standard oil vacuum pump.
Overview This pump is included with every freeze dryer purchase. Current customers with an older model freeze dryer will need an adapter and/or hose to use this new pump. Harvest Right will provide those free of charge. To verify which adapter you may need, call 800-700-5508. Technical Specifications CFM: 7.2 Motor: 3/4 HP, 1725 RPM Voltage: Standard 115V. 60Hz Plug: US 110V Intake Port: 3/4 JIC flare Intake Port: 21 oz (680 cc) Dimensions: 10-1/2″ H x 16″ D x 5-3/4″ W Weight: 35lbs