Barnstead 4625 Lab-Line Titer Plate Shaker – Good Condition. Pulled from a working environment and was professionally maintained. See pictures for details! The Thermo Scientific aka Barnstead International, Lab-Line Instruments, Inc. Titer Plate Shaker, Model 4625 is a reliable tool used for various applications within the. The Titer shaker is used for assay preparation with the ability to run four plates at once. The 4625 plate shaker comes with analog controls and built in timer for walkaway usage. The shaker can produce a variety of conditions from gentle stirring to vigorous vortexing with solid-state speed controls from -40°C to 1100 rpm while minimizing crosstalk between wells with a 0.12 orbit. The rotary dial timer can be set for continuous operation or timed runs of 30 seconds to 5 minutes (adjustable in 30 second increments); and the shaker will automatically shut off at the end of a timed run. 120V, 60Hz, 0.4A, 1 Ph, 20 Watts. 20% to 80%, non-condensing. , four deep well plates.