OB-5000(Table top)Bottle Capacity 1,500mL OB-7500(Table top)Bottle Capacity 3,000mL ES-7000/7000S(Floor model with castor)Bottle Capacity3,000mL TS-5000(Floor model with castor)Bottle Capacity 3,000mL RS-1200(Table top)Bottle Capacity 1,000mL