The DC1850 high-torque stirrer is designed specifically to meet the demands of heavy industrial use and is rated for batches up to 21.1 gal (80 liters). This powerful stirrer can be used with viscosities up to 90000 cps . The electric 1/5 HP brushless direct-current motor offers a unique two-speed transmission providing incredible power . Maximum torque of 50.0 in-lbs. is generated between 20-300 RPM and 10.0 in-lbs. is provided at speeds from 300-1800 RPM and includes automatic overload protection. This stirrer is quiet, dependable, maintenance-free and ideal for continuous use. The stirrer includes the motor, 3/8" capacity chuck, chuck guard, chuck key, 1/2" x 5" support rod, power cord, and calibration certificate. Stands or "C" clamps and mounting rod support clamps are available in our product line to assist with different mounting options for this stirrer and are sold separately.