Ultra low-temperature freezer DW-HW138

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•Microprocessor-based temperature controller •Audible and visual alarm system •Human-oriented structure design •High-efficiency refrigeration system •138L Ultra low temperature chest small volume freezer Microprocessor-based temperature control system Meling -86℃ ultra low temperature chest freezer equipped with microprocessor-based temperature controller, -40℃~-86℃ adjustable , controlling precision is 1℃, digital temperature display. Keyboard lock and password protected configuration page, delayed start and safe stop interval between restart and being terminated. Audible and visual alarm High /low temperature alarm, power failure alarm, low battery alarm, door ajar alarm, sensor failure alarm, system failure alarm etc. With USB temperature recorder, long time back-up battery for recorder and controller work. Human-oriented structure design Chest type, stainless steel interior, outer is painted steel panel, 4 units Casters for easy handing. Top door with key lock. Two-times foaming technology, double seal design. 155mm extra thickness heat insulation. High-efficiency refrigeration system Imported famous brand compressor, fan electromotor with Germany EBM. Unique refrigeration circulation and unipolar compressor oil-lubricated technology. China Patent technology of mixture refrigerant, specially Single stage refrigeration design.