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We have developed a revolutionary ultra-low temperature freezer that seamlessly joins the ranks of proven NEWTRONIC products in terms of reliability as well as setting new standards for safety. In addition, our commitment to after sales-support & service ensures satisfaction throughout the life of your product. Whether storing blood products, reagents, vaccines, or medication, a NEWTRONIC product offer true protection.

We are introducing an intelligent freezer with unique features of extended warm-uptime, remote monitoring, SMS alerts. Constructed from high-quality proven components with energy-efficient refrigeration design, ULT freezers provide top notch performance that can withstand the test of time to guarantee the integrity of your samples.


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  • High-speed data transfer
  • Significantly faster than serial(RS-485) communication
  • Global standard for communication protocol
  • No need for a separate PC interface
  • Data Operations from any PC over the LAN


  • Warm-up time measures the time taken for temperature to rise up (from -50°C to -80°C) when the power/freezer failure is interrupted
  • With a robust insulation and back up system in place NEWTRONIC ULT FREEZER has the best warm-up time among other makes
  • Slower warm-up time buys the user time for carrying out a back-up plan


  • Complete Operations driven through PLC
  • No Data Loss: Data Storage of upto 1000 readings on the PLC itself
  • At an interval of 30 mins, data upto 20 days is stored on the PLC itself
  • Facility to send emails directly from the PLC


  • All operations through a single 4" Color touch screen display
  • PLC IP Address setting
  • Component Working Hours
  • Standby system change over
  • Password protection for set values and calibration mode


  • When an alarm is triggered, an e-mail is sent to the registered PC or mobile address
  • *connection to a mail server is required to use e-mail alert.

Complete Range of Alarms

  • Temperature & Humidity Deviations
  • Door Opening
  • Water Supply Failure
  • Component Failure
  • Mains Failure


  • IQ, OQ, PQ
  • Calibration certificates
  • Operations & maintanance manuals
  • GA & Electrical drawings
  • Material test certificates
  • Training to end-users


  • Seperate alarm log with acknowledgment & e-signatures
  • Time of alarm | alarm type & equipment
  • Acknowledgment timestamp | name of acknowledgment with jkustifications


  • 21 CFR Part 11 Ready
  • Single software suitable for upto 20 equipments
  • Automatic daily data back-up
  • Alarm logs. Alarm acknowledgement with e-signatures
  • Audit trails
  • MKT Calculations
  • Graphical viewing & data trending
  • Data export in pdf format


  • Quick resolution to NC's
  • Justification to excursions
  • On-site support
  • Remote support via Team viewer
  • Documentation


  • Mobile alert system
  • Time of alarm transmission
  • Name of equipment
  • Transmitted message(Equipment name, alarm time,type of alarm & limits)
Temperature Range -50°C to -80°C
Temperature Accuracy ± 3°C
Temperature Uniformity ± 10°C
Double walled with 80mm PUF insulated modular panels with easy on-site assembly System is made up of split type condenser unit in well-ventilated area to avoid throw of hot air in the room
SS 304 Interior & Exterior either SS 304 or Powder Coated G.I. Stand by humidity system
Stainless Steel Trays Complete Operations driven through PLC with data logging capacity of upto 1000 readings & email facility
Observation window - 300 x 300 mm High speed Ethernet based communication
Illuminated working area All operations through a single 4" Color Touch Screen
U-shaped SS tubular heaters High-quality German Make temperature humidity sensor with 4-20mA output
Flooring of Linoleum carpet Safety devices: Low & High temperature cut-off settable thermostats & high humidity cut-off device
Forced air circulation for uniform temperature Audio/Visual alarms for deviations
Non Condensing steam injection type humidity system with standby heater & auto switch overs Complete with IQ, OQ, PQ & Operations & Maintenance Manual
CFC free cooling system consisting of hermetically sealed compressor coupled with evaporation coil & condenser

Power supply: 230/415 volts 50 Hz main supply. Also available with 60 Hz Cycle.
ICDAS - A Common Software suitable for 20 nos. Newtronic make equipments Door Access system
8pt. Temperature & Humidity Scanners Mobile Alert system
Stand by Cooling System with auto switch overs Remote alarm system suitable for 4 nos. Newtronic make equipments
Models Capacity Internal Chamber External Chamber Compartments
Cuft. Litres HxWxD (mm) HxWxD (mm)
NLUF4MI 4 100 820x450x439 820x1006x742 2
NLUF14MI 14 398 1266x404x696 1947x788x1041 2
NLUF19MI 19 528 1266x585x696 1947x930x1041 2
NLUF23MI 23 678 1286x750x696 1955x1090x1025 4
NLUF27MI 27 778 1286x865x696 1955x1205x1025 4
NLUF30MI 30 858 1378x877x696 2005x1217x1025 4
NLUF36MI 36 1008 1378x1022x696 2002x1362x1025 4