65 Cup (325 oz.)Brews approximately (1) 5 oz. cup per minute.Using the urn couldn't be easier. It comes with a sight glass so that you can easily tell when it's time to brew more coffee, and with its removable lid, brew basket, and stem, setting it up the unit is a breeze. Additionally, it has a maximum fill line to help prevent overfilling and accidental overflows, while indicator lights let you know when the urn is heating and when it has switched to "keep warm" mode. It requires a 120V electrical connection.