HERAfreeze™ TDE series ultra-low temperature freezers are a sustainable and reliable solution with ultimate sample security and operational savings for every lab. - Fast door opening recovery in as little as 14 min. - 4 inner doors (TDE-models). - Egonomic design. - Compatible with most racking systems. - Natural refrigerants compliant with EU F-Gas regulation. - Environmentally-friendly, water-blown foam insulation. - A quiet sound output below 53 dBA, enables the freezer to come out of the hallway and into the lab. - Four capacities: 300 to 600 mm boxes. - User-friendly HIC touch screen user interface. - 5 years warranty. HERAfreeze™ TDE series ultra-low temperature freezers are a sustainable and reliable solution with ultimate sample security and operational savings for every lab. - Fast door opening recovery in as little as 14 min. - 4 inner doors (TDE-models). - Egonomic design. - Compatible with most racking systems. - Natural refrigerants compliant with EU F-Gas regulation. - Environmentally-friendly, water-blown foam insulation. - A quiet sound output below 53 dBA, enables the freezer to come out of the hallway and into the lab. - Four capacities: 300 to 600 mm boxes. - User-friendly HIC touch screen user interface. - 5 years warranty.