Latest design of microcomputer precision constant temperature control system Imported Pt100 Temperature sensor 
Carefully designed and meticulous refrigeration system, with high refrigeration efficiency, fast cooling, low noise and low vibration 
Designing a precise and reasonable dual compressor composite refrigeration system and heat exchange system to ensure reliable operation and rapid cooling of the instrument 
Humanized design: two-side folding handles are easy to move the instrument. DC30 Series and below -40 °C The constant temperature tank adopts heavy duty self-locking casters for easy movement.  
The low-temperature tank body adopts advanced overall foaming process, which has good thermal insulation performance, effectively reducing cooling capacity loss 
Professional circulation stirring design ensures good horizontal and vertical uniformity of liquids in the tank, with a volume of 20 L The above low temperature tank stirring pump flow rate is 10 L/min， The remaining 8 L/min  Temperature fluctuation ±0.05°C， Display resolution 0.1 °C 
The inner groove and box are made of high-quality stainless steel ( DC0504B）