PRIMO COFFEE ROASTER WITH CYCLONE. The batch capacity is 35lb Green coffee. The roaster electrical is 110v=25.5 amps and the Gas supplied is 3/4" inlet. It is set up for Propane. The venting for the cooler and cyclone is 6". The roaster has USB to connect your computer for roasting profile. The roaster is practically new. Only roasted about 400lb. Ready for pick up. e-mail me for any questions at firstname.lastname@example.org. Asking 16k Thanks for your interest.