Ultra deep freezer
S-Series

The S series is particularly suitable for the safe storage of:

• Viruses, bacteria and pathogenic substances
• Skin, bone, blood and sperm samples
• Cell lines, DNA, RNA and biomedical substances
• Electronic components and speciality chemicals
• Materials from oceanography, agriculture and fisheries

The ColdFAST S series utilises a dual cascade cooling system with separate evaporator, combined with:

• Combi heat exchangers,
• Optimised condensation,
• multi-layer insulation,
• and state-of-the-art air circulation technology from EBM-Papst
  
• Temperature range: -40 °C to -86 °C
• Accuracy: ±1 °C
• Recovery time with 1-minute door opening: only 30 minutes
• Cold loss reduction thanks to multiple door seals and optional 4 inner doors

• 10" HD touchscreen: Clear display and intuitive operation
• USB port: For data export, software updates, temperature logs
• PT1000 temperature sensor in stainless steel housing for high-precision measurements
• 72-hour battery backup for touch panel, alarm function and temperature monitoring
• Data recording every 5 minutes, storage time up to 10 years
• Multi-user access: user accounts, authentication via password, card, fingerprint or facial recognition (optional)

• Alarm monitoring: over/under temperature, door opening, power failure, sensor error, battery discharge, ambient temperature
• Remote monitoring via building management system (BMS) possible
• CO₂ backup system with controller, valve and alarm option
• Dual compressor system: if one compressor fails, the second can maintain temperatures down to -70 °C
• Lockable door handle + padlock option: protection against unauthorised access
• Simultaneous display of input voltage and ambient temperature

• Outer housing: Robust, painted sheet steel
• Interior: SUS304 stainless steel, rounded corners for easy cleaning
• 3 height-adjustable, reinforced shelves
• Solid stainless steel hinges for durability
• 4 heavy-duty castors + 2 levelling feet for stability and mobility
• Easily accessible pre-filter for optimum air quality
• Vacuum relief valve: easy door opening after prolonged closure

• Up to 40 % energy savings thanks to optimised cooling and heat exchanger system
• Direct cooling with soundproof compartments: Noise level only 44-46 dB(A)
• Daily energy consumption: approx. 9.9 kWh

• CO₂ backup system
• Modbus protocol for BMS connection (21 CFR Part 11-compliant)
• Voltage stabiliser for grid-critical regions
• Temperature recorder (inkless or circular chart recorder)
• Various racks & cryoboxes for structured sample storage