MIDEA -25°C Ultra-Low Freezer MD-25L518, 518 Liters - Dual Door Model
item number: 40276
List price € 3.750,00
Laboratory freezers up to 600 l with temperatures down to -25°C are suitable for the safe storage of temperature-sensitive samples, reagents and biological materials in laboratories, clinics, pharmacies and research facilities. This volume class offers sufficient capacity for medium to larger sample inventories with space-saving installation. The units are equipped with forced-air cooling technology, variable interior fittings and alarm functions for professional laboratory use.
item number: 40276
List price € 3.750,00
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Laboratory freezers up to 600 L cover the need for reliable frozen storage in laboratories, pharmaceutical facilities, diagnostic labs, and research institutions. With a temperature range of -10°C to -25°C, these units enable the proper storage of samples, reagents, cell cultures, and biological materials. The volume class up to 600 liters provides sufficient storage space for extensive sample collections without requiring excessive floor space.
The laboratory freezers up to 600 L offered are available in both single-door and double-door versions. Double-door models make it easier to organize larger quantities of samples and reduce cold loss when opening the unit. All units feature forced-air cooling technology, which ensures even temperature distribution throughout the interior. Most models are mounted on castors, which facilitates positioning and cleaning.
The interior fittings of many units are variable in design, allowing flexible adaptation to different sample containers and storage boxes. Housing materials are available in stainless steel or white exterior finish, with stainless steel versions particularly preferred in GMP-regulated areas. The interior of most models is made of stainless steel to ensure a hygienic and corrosion-resistant storage environment.
The laboratory freezers up to 600 L operate within a temperature range of -5°C to -25°C, depending on ambient temperature. The specified minimum temperature of -25°C is achieved at room temperatures up to 35°C. This temperature range is suitable for storing many common laboratory materials that do not require ultra-low temperature freezing. For lower temperatures, separate categories such as laboratory freezers -30°C, -35°C or laboratory freezers -40°C are available.
The gross volumes of the units offered range from 425 liters to 660 liters. For individual models, the net volume is additionally specified, for example 583 liters gross with 419 liters net usable storage space. These figures assist in planning the actual available storage capacity, taking into account fittings, drawers, and spacers. The volume class up to 600 liters is suitable for laboratories with medium to high storage requirements.
Many laboratory freezers up to 600 L feature a min-max memory for documenting temperature deviations, as well as remote alarm connections for external alarm forwarding. Some models offer a goods protection program that automatically activates protective measures in the event of malfunctions. For continuous temperature monitoring, USB data loggers or WiFi data loggers can additionally be used, which are available as accessories.
When selecting a laboratory freezer up to 600 L, in addition to the required volume, the housing materials, the number of doors, and the availability of alarm functions should be considered. Stainless steel versions inside and out offer advantages in terms of hygiene and cleanability. Mobility via castors facilitates integration into existing laboratory infrastructure. The variable interior fittings allow adaptation to changing storage requirements.
The following answers provide guidance on selecting and operating laboratory freezers in the volume class up to 600 liters.
These units are suitable for storing samples, reagents, cell cultures, and biological materials that do not require ultra-low temperature freezing. They are used in laboratories, clinics, pharmacies, and research institutions when medium to larger quantities of samples need to be stored at constant temperatures down to -25°C.
Double-door versions allow better organization of different sample categories and reduce cold loss when opening, since only one door needs to be opened. This contributes to energy efficiency and stability of the storage temperature.
Forced-air cooling technology uses active air circulation to ensure even temperature distribution throughout the entire interior. This minimizes temperature fluctuations, and all storage areas reliably reach the set target temperature, regardless of their position within the cabinet.
The gross volume indicates the total interior space, while the net volume describes the actually usable storage space after deducting fittings, drawers, and spacers. For storage planning, the net volume is the relevant figure.
Remote alarm connections enable temperature alarms to be forwarded to external systems or on-call services so that malfunctions can be responded to quickly. Min-max memory documents the lowest and highest measured temperatures and supports quality assurance and validation.
Stainless steel versions inside and out offer advantages in terms of hygiene, cleanability, and corrosion resistance. They are preferred in GMP-regulated areas, cleanrooms, or where hygiene requirements are high. For less critical applications, models with a white exterior housing and stainless steel interior may also be sufficient.
In addition to integrated alarm functions, USB data loggers or WiFi data loggers can be used, which continuously record temperature data and trigger an alarm in the event of deviations. These systems support seamless documentation and remote monitoring, even outside of working hours.