CWTF-DV-TC Dual Volt Thermal Carafe System, 12 Cups, Silver/BlackThis automatic thermal carafe coffee brewer can brew up to 7. 5 gallons of coffee per hour directly into thermal carafes. Lined with glass or stainless steel, thermal carafes can keep your coffee hot and fresh for hours at self service stations or serving areas without the use of a warmer! This thermal coffee brewer has a black plastic funnel that provides enough clearance to accommodate up to 8. 5" tall thermal carafes, sold separately. The brewer