Two Zone Thermal Shock Test Chamber is used for extremely high and low temperature in time as short as possible,to test chemical or physical damage to the specimen .Specimen fits for metal , plastic, rubber ,electrical components ,etc. The testing result can be data or proof for improving a products , Features: All functions are controlled by computer, independently developed software, good opera­ tion interface, which makes the user's operation and monitoring more simple and intuitive; Keeping in the current state, you can temporarily change the value of this block, you can set the time parameters on screen, switch cooling and heating, and the basket transmis­ sion, automatically according to the set value; The cold and hot temperature zone are independently controlled, which expands the scope of test and product thermal insulation effect can be fully guaranteed Ensure safety of operator. Once the chamber door is opened, power of circulating fan and basket drive will be automatically cut off.