Labtron Overhead Stirrer is a microprocessor-controlled mechanical stirrer for continuous mixing, sample preparation, and laboratory process applications with a 40 L water capacity. Speed range 100 to 2500 rpm, torque 40 Ncm, viscosity up to 10000 cps, and a brushless DC motor support controlled mixing. LCD display, timer, scale-based speed setting, 200 × 300 mm plate, 50 kg load capacity, and multiple rotation modes support routine laboratory workflows