bids are invited for ultra-low temperature ( -86°c ) freezer - ultra-low temperature ( -86°c ) freezerspecification: microprocessor controlled, touch screen display, upright ultra low temperature deep freezer, 220v, 50 hz with following technical features:technical data>cabinet type: upright>capacity: =740 l? ( 26.1 ft³ ) > insulation: vacuum insulation panelling reinforced with polyurethane foam> interior: stainless steel ( 304 2b ) >cooling type: direct ( air ) cooling, dual compressor>defrost mode: manual / automatic>refrigerant: environmentally safe, hcfc-free and cfc-free refrigerants using green cooling liquids ( propane-r290 / ethane-r170 ) > noise level: 41.3 db>temperature range: -50°c to -86°c> display: touchscreen with advanced interface& customizable views> no. of compartments & no. of internal doors: 3> each shelf with air slits for fast temperature adaption> high-efficiency compressor control system to reduce cycling times to lower energy consumption and increase freezer longevity> average daily energy consumption: 10.5 kwh / day> max. power consumption: 10, 500 w > access port: 2> “pull down time”: the time required for the unit from room temperature ( 21?–?23 °c ) to -80°cshould not be more than 4¼ hours> on-board data storage to avoid dependency on auxiliary and secondary devices to keep track of freezer data> easy transfer of information to our computer using the export feature and front-mounted usb port>electronic lock system for controlled access and higher sample safety> automated vent port for quick re-access to samples> alarm for high / low temperature, power out, system fail, battery low, filter clean and fault analysis etc.> one of the 3 shelves of the freezer must be supplied with necessary racks ( aluminium ) and polypropylene ( pp ) boxes for 1.5 ml tubes> suitable voltage stabiliser> two years comprehensive onsite warranty and two years additional annual maintenance contract.> power supply: 230 v / 50 hz>co2 / ln2 back up system must be supplied. total quantity : 1