MR-DF-LW Series -135°C ULT Cryo Freezer, 128/258L

Control System:                                   

1. Microprocessor-based temperature controller, -90°C ~ -135°C can be set freely, controlling precision is1°C, Digital temperature display.
2. Keyboard lock and password protected configuration page, Delayed start and safe stop interval between restart and being terminated
3. Audible and visual alarm: High or low temperature alarm, Power failure alarm,  Low battery alarm, Door open alarm, Filter blocking alarm, system failure alarm.
4. With temperature printer, record 7days data. 72 hour battery backup for printer and controller display.
5. Power supply: Normally 380V /50HZ 3 phase, can be changed as 220V 50/60HZ 1phase.

Structure Design:

1. Chest type, Stainless steel interior, outer is painted steel panel, 4units Casters for easy handing
2. Rotatable assistant door handle, Top door with key lock.
3. Two-times foaming technology, double seal design.155mmextra thickness heat insulation.
4. Optional: Chart recorder, LN2 back up, storage racks/boxes, Remote alarm system.

Refrigeration System:

1. Imported famous Tecumseh compressor, with Germany EBM Fan motor
2. Unique refrigeration circulation and unipolar compressor oil-lubricated technology
3. China Patent technology of mixture refrigerant, which composed of  R134a,R404a,R23,R410A,N2 and so on, CFC free
4. Certificate: ISO9001, ISO14001,ISO13485

Specifications: