» QHT-1 5/8 gallon stainless steel heating tank for water dispensers. » Plugs into 115V wall outlet. » Adjustable temperature 140 degree-190 degree, deivers 60 cups per hour. » UL listed and CSA approved. » Water heater tank must be sold with hot and cold water dispensers. » 10 business days for delivery please call our sales department for expedited delivery.