Reciprocal Shaker LRS-A50 Labtron Reciprocal Shakers are compact, microprocessor-controlled devices with a shaking speed range of 30-350 rpm and a 22 mm shaking orbit. Equipped with a brushless DC motor for quiet, maintenance-free operation, they offer over-speed protection and accommodate various platforms, including flasks and 96-well plates. Ideal for molecular biology, microbiology and chemistry labs.