Rapid Temperature Change Chambers Usages: 1.This test chamber is special for various range of temperature environmental test ; Study temperature effect on products design,development,production,shipment and scrapping High temperature testing Low temperature testing Products life testing Rapid temperature change testing Features: 1.Outer material: cold-roll steel, with PU coating.Inner with SUS304,easy to clean. 2.With recycle system ,make sure hot and cold air flow into working chamber, to keep proper working temperature . 3.Cooling system: France"Tecumseh" +Enviromentl friendly refrigerant 4.Wide view glass window ,good at observing testing progress . 5.With double sealing system 6.Adopting digital display controller, can be programmable,curve display ,PID setting,malfunction alarm 7.Protection system :power overload protection ,electricity leakage protection,control loop protection,short circuit protection,compressor protection,earthline protection,and overheat protection Model ZXGS-225L ZXGS-408L ZXGS-800L ZXGS-010L