The new powerful agitators rods Series Hei-TORQUE have a sealed housing that meets the high IP 42 (Hei-Torque Core) and IP 54 (Hei- Torque Expert/Ultimate), for maintenance-free operation 24 hours, even in an aggressive environment, the only Quick-Chuck system the change of the rods without tools. Safe start and stop operation through the sliding touch panel to avoid unintentional agitation in Hei-TORQUE Ultimate models. rrHei-TORQUE CorerThese agitators are the lightest. The compact design allows for integration in closed systems, such as fume hoods, reactors, or production systems. Suitable for low- to medium-viscosity media up to 25 l. They have a timer and 'Max' button for short-term operation at maximum speed.rRod rack for 10.5 mm diameter maximum rods.rrHei-TORQUE ExpertrThese agitators are ideal for standard stirring tasks. They are designed to mix and disperse media that require no reproducible results in high viscosity applications. Feature monochrome display.rRod rack for 10.5 mm diameter maximum rods.rrHei-TORQUE Ultimate rThese agitators are ideal for demanding tasks and have to be reproducible and documentable. The large number of additional features and modes of operation allow perfect adjustment to your individual application. They have color display, timer and USB/RS-232 interface.