Pol-Eko ZLW-T 300 Laboratory Freezer

310 L Chamber Capacity, Temperature range: -40 to 0 °C

Product Code



Lead time: Usually 6-8 weeks


The Pol-Eko ZLW-T 300 Laboratory Freezer uses forced air convection to freeze and store samples and biological materials for research. This large laboratory freezer has a working capacity of 213 L, and comes with three stainless steel shelves as standard, with the option to add an additional three, if required. This freezer offers complete control, allowing you to set customisable temperature programs, all of which are completely recorded for you at the touch of a button using a Smart or Smart PRO controller.

Pol-Eko freezers can be customised to meet the requirements of your application, making them an ideal investment for your laboratory. The ZLW-T 300 freezer can be fitted with wheels, table, or castors, if required, giving you full control over your lab layout.

Features of the Pol-Eko ZLW-T 300 Laboratory Freezer:

  • Temperature range of -40°C to 0°C
  • Open door alarm to protect your samples
  • LAN and USB ports for data transfer
  • Multi segment time and temperature programs
  • Internal memory for programs and data storage
  • Visual and sound alarm
  • 20mm access port on the left wall
  • Door lock for added security
  • Three stainless steel shelves included
  • Choose powder-coated or stainless steel exterior
  • Premium materials:
    • Interior: Stainless steel meeting DIN 1.4301
    • Choose Smart or Smart PRO controller (See below)
    • Temperature protection class 2.0 when fitted with the Smart controller OR class 3.2 when fitted with the Smart PRO controller

 Compare Smart vs Smart PRO Controllers

The Pol-Eko laboratory freezers are equipped with a Smart or Smart PRO controller (Smart PRO only available with Premium Model), for intuitive real-time recording. Keep a complete record of the internal temperature, times that the door was opened/closed, and a real-time record of temperature programs for the best in record keeping and reporting. Data is presented as a table or chart, depending on your preference. The Smart PRO allows you to login to the device using a card or keyring, or even using the NFC on your smartphone. With the Smart or Smart PRO controllers able to instantly stream data to your computer or smartphone, accountability and event recording has never been so easy.

Spoilt for choice? Compare your options:

SmartSmart PRO
ControllerSmartSmart PRO
Temperature protection class23.2
InteriorAcid-Proof StainlessAcid-Proof Stainless
Account typesUser / Admin / Super admin
Program segments6100
ScheduleNo10 saved
NetworkLANLAN and WiFi

Useful Downloads

ZLW-T 300 SMART Data Sheet

ZLW-T 300 SMART PRO Data Sheet

Compare Smart vs Smart PRO Controller Specifications

Additional information

Dimensions81 × 82 × 173 cm



Lead Time

Lead time: Usually 6-8 weeks

Air Convection


Chamber Capacity


Working Capacity


Temperature Range

-40 to 0°C



Power Supply

230V 50-60Hz


Smart, Smart Pro

Housing Material

Powder Coated Sheet or Stainless Steel


2 years (Manufacturer Warranty)


ZLW-T 300 SMART Data Sheet

ZLW-T 300 SMART PRO Data Sheet

Compare Smart Vs Smart Pro Controller Specifications

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