POL-EKO ZLN-UT 300 Ultra-Low Temperature Laboratory Deep Freezer with Smart Control Panel

The POL-EKO ZLN-UT 300 is an ultra-low temperature laboratory freezer designed for long-term biotechnological sample storage within a temperature range of -86°C to -50°C. It offers two interior versions:

• *COMFORT*: interior in DIN 1.4016 stainless steel
• *PREMIUM*: interior in acid-resistant DIN 1.4301 stainless steel

Key Features:

• Advanced SMART control panel with a 4.3" full-color capacitive touchscreen
• Touchscreen operable with latex gloves, visible from all angles and various lighting conditions
• Programming capabilities include multi-segment time/temperature programs, adjustable ramps, loop function (up to 255x or endless), adjustable start delay
• Data ports: USB and LAN for data transfer
• Temperature calibration by user and temperature sensor failure alarm
• Memory for programs and data storage, event log, password lock, and audible/visual alarms
• Maintains temperature from +20°C to -80°C in 210 minutes; heating from -80°C to -60°C in 90 minutes during power failure
• Temperature resolution: 0.1°C; fluctuation at -80°C: ±1.4°C; variation at -80°C: ±3.5°C

Construction and Design:

• Powder-coated sheet metal exterior with VIP vacuum insulation panels
• Two separate internal compartments, each with a solid door and two perforated shelves
• Standard 4 shelves (max 4), load per shelf 10 kg, max load 65 kg
• Features include door lock with key, open door alarm, standard wheels for mobility, external sensor port (Ø20 mm), and LAN/USB ports
• Backup emergency system and optional CO2 backup and potential-free contact available

Included Accessories:

• Four shelves
• Power cord
• Two silicone caps
• Key for door lock
• Wrench (13 mm) for wheel adjustments
• Quality control certificate

This freezer is designed for durability, precise control, and ease of use, suitable for demanding laboratory environments requiring reliable ultra-low temperature storage solutions.