Overhead stirrer LOSR-A10 Labtron Overhead Stirrer is a compact, microprocessor-controlled stirrer with a 20 L capacity and speed range of 100 to 2500 rpm. Ideal for continuous, general-purpose mixing, its stainless steel build resists spills and wear. The stirrer features adjustable settings, a quiet brushless DC motor and a durable design, making it perfect for smaller scale mixing with reliable performance.