The VWR 1137-1P has a digital controller that provides outstanding performance for demanding applications. Operation is set up with unparalleled ease using a single one-touch, multi-function Select/Set knob. The Select/Set knob provides convenient menu selection while the LCD displays both set and actual fluid temperatures simultaneously. Readout stability is ±0.01°C with temperature up to 200°C. The powerful microprocessor controller can be tuned to optimize PID performance for various fluids and volumes. User-settable high and low safety limits, a redundant over-temperature and low-liquid level cutoff are standard. This water bath is equipped with the 5-speed pressure/suction (duplex) pump, the Digital Controller can be used for open or closed loop applications. This model is an ideal choice, especially for budget-conscious applications.

This water bath/controller is in excellent working condition and is priced at a major discount as compared to a new one.  It also comes with a 60-day warranty.