The Dual Control block heater Series SBH130DC, SBH200DC is manufactured by Stuart Instrument. The product features a dual block that comes with an independent temperature control. The product has standard and consistent temperature and the temperature ranges form 130°C to 200°C. The product has digital setting and display and the product has bright and visible easy to read LED display that accommodates very easy setting of the needed temperature for each block. It also enables precise monitoring of the actual temperature.