The IKA C-Mag HS 7 control has a square top made of ceramic. It stirs volumes of up to 20L (H2O) and runs at speeds ranging from 50-1500rpm. IKA’s stands strongly by its product and technology and is offering a lifetime warranty for this product – scientists can focus on their experiments using a reliable hotplate stirrer. IKA not only focuses on hardened glass because of visibility, chemical resistance and safety, it also optically changes the game of a magnetic stirrer with a glass surface. The C-Mag HS 7 control improves over time with regular firmware updates – control of kinetics and sensitive reactions are supported by the integrated timer and counter function – the IKA SmartTemp® function protects user intelligently. PT1000 temperature sensor included.