Product Parameters Climate type SN Temperature inside the box -40~-86 ℃ Effective volume 50 L Rated voltage/frequency 220V~/50Hz Refrigerant Mixed media Overall Dimension 695×740×985 Product features 1.1 Temperature control 1、Using microcomputer control system, temperature digital display, to ensure ** stable operation; 2、Accurate electronic temperature control, accuracy of 0.1 ℃; 3、**Refrigeration layout, the temperature inside the box is stable within the range of -40℃~-86℃; 1.2 Refrigeration system 1、Internationally renowned brand compressor, environmentally friendly and efficient hydrocarbon refrigerant, fast refrigeration speed, high refrigeration efficiency, low power consumption; 2, the use of single self-compounding refrigeration system, refrigeration performance is more stable; 3、Copper piping, durable; 4, high-density thermal insulation foam layer using environmentally friendly cyclopentane blowing agent, good thermal insulation effect. 1.3 Security 1, with the box high and low temperature alarm, sensor failure alarm, power failure alarm, open and close the door abnormal alarm function; 2、With perfect sound and light alarm system; 3, password protection function to prevent arbitrary adjustment of operating parameters; 4, power failure protection: save the box delay start function, to avoid the power grid to restore power supply when more than one piece of equipment at the same time to start resulting in circuit breaker protection. 1.4 Humanized design 1、Top door opening structure, standard with two buckles with latch, can realize double double lock, to protect the storage security; 2、Integrated handle design, can realize one-handed opening and closing the door, with spring hinges, open the door more labor-saving; 3、Standard test hole, easy to connect the temperature and humidity intelligent remote monitoring device, convenient for users to monitor or experimental data collection; 4, can be placed on the lift-up freezing storage rack, easy to access the goods; 5、Condensing fan adopts international famous brand, energy saving, high efficiency, quiet; 6, optimized for the internal volume of the biological sample library, ** chemical box volume.