Two-zone thermal shock test chamber MTWZC-1B is equipped with a hot and a cold dual zone with individual chamber control. It provides a thermal shock range from (-55 ℃ to 200 ℃). Each zone is pre-heated and pre-cooled enabling after transfer high recovery rate. Equipped with horizontal airflow design ensuring uniform results. The sample is alternated between the two zones for rapid product temperature change to test its environmental adaptability.