Laboratory freezers up to 400 L

Product image: GRAM -25°C Forced Air Freezer BioCompact II RF310 (218 Liters), Stainless Steel Exterior
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Item no. 15486

GRAM -25°C Forced Air Freezer BioCompact II RF310 (218 Liters), Stainless Steel Exterior
(ATEX approval)

Temp. Range: -5 / -25°C (at 35° ambient temperature), advanced controller

List price
€ 2.595,00

Product information

-25°C Freezer with ATEX Approval for Laboratories

The GRAM BioCompact II RF310 is a professional forced-air freezer with 218 liters of usable capacity for the safe storage of temperature-sensitive samples in the laboratory. With a temperature range of -5°C to -25°C, the unit is ideal for bio samples, reagents, and pharmaceutical substances. The ATEX approval according to EN 60079-15 Zone 2 makes the freezer particularly suitable for laboratories with potentially explosive atmospheres. The stainless steel housing ensures maximum hygiene and durability.

The optimized forced-air cooling with air deflector ensures uniform temperature distribution throughout the entire interior. The smart frost temperature management with automatic defrost cycles significantly reduces maintenance requirements. With a low energy consumption of only 1.69 kWh/24h, the unit operates with exceptional efficiency. The LED display with min/max memory, acoustic door and temperature alarms, and a potential-free contact for external alarm systems provide maximum operational safety. The interior made of easy-to-clean ABS polymer simplifies maintenance.

A reliable laboratory freezer with ATEX approval, energy-efficient cooling technology, and a comprehensive alarm system for secure sample storage. For more information about our cooling technology solutions and complementary cryogenic products, please browse our range. Request a customized quote today.

Frequently Asked Questions About This Model

What applications is the GRAM BioCompact II RF310 suitable for?

The freezer is suitable for storing bio samples, reagents, pharmaceutical substances, and other temperature-sensitive materials in laboratory settings. Thanks to the ATEX approval according to EN 60079-15 Zone 2, the unit can also be used in potentially explosive areas. The temperature range of -5°C to -25°C covers numerous storage requirements.

What is the energy consumption of the freezer?

The GRAM BioCompact II RF310 consumes only 1.69 kWh per 24 hours, making it particularly energy-efficient. The unit uses environmentally friendly, natural refrigerants and a 50 mm HFC-free cyclopentane foam insulation. As a result, no requirements of the Chemicals Climate Protection Ordinance apply.

For which laboratory areas is this unit particularly recommended?

The freezer is ideal for research laboratories, biotechnology companies, pharmaceutical laboratories, and medical facilities. Thanks to the ATEX approval, the unit is particularly suitable for areas where flammable solvents or potentially explosive atmospheres are present. The stainless steel housing meets the highest hygiene requirements in GMP-regulated environments.

What distinguishes this freezer from standard laboratory freezers?

The ATEX approval according to EN 60079-15 Zone 2 is the key differentiating feature compared to standard freezers. Additionally, the unit offers a comprehensive alarm system with acoustic door and temperature alarms as well as a potential-free contact for remote alarm systems. The product protection program stores the compressor runtimes of the last 24 hours and automatically switches to emergency operation in the event of electronic failures, ensuring sample safety at all times.

What accessories are available for operation?

Available accessories include wire shelves made of stainless steel or plastic-coated (max. 11 top, 3 bottom), perforated stainless steel shelves, aluminum drawers with interior fittings (max. 5 top, 2 bottom), plastic drawers (max. 5 top), and wire baskets (max. 3 top, 1 bottom). Storage racks for cryo boxes and data loggers can also be added. The unit comes standard with a cable entry port (24.5 mm) and a door lock.


Technical data & description

The BioCompact units are available as refrigerators or freezers for a wide variety of laboratory applications. Key features include optimal forced air cooling with air guide baffle, "smart frost" temperature management, and an efficient refrigeration system at a reasonable price. The variable accessories offer comprehensive solutions. The units are available with either white powder-coated steel or stainless steel exterior. Thanks to the wide range of configuration options, numerous solutions for individual storage requirements are available. These include wire shelves and baskets, shelves and drawers, and storage racks for cryo boxes. Refrigerators are also available with glass doors. The units are equipped with environmentally friendly, natural refrigerants and thus do not fall under the requirements of the Chemical Climate Protection Ordinance for reducing CO² emissions (greenhouse effect; Global Warming Potential (GWP)). Forced air fan that switches off when the door opens Door hinge: right-hinged, reversible to left LED display, min/max memory with temperature alarm, key lock Frame heating in cabinet, self-closing door Temperature sensor calibration capability Potential-free contact for connection to remote alarm systems Automatic, time-controlled defrost cycles, automatic condensate evaporation Acoustic door alarm, acoustic and visual temperature alarm (limits freely adjustable) Adjustable hysteresis: 0/-1 to +3/-3 K Energy consumption 1.69 kWh/24 h Second room temperature probe included as standard Goods protection program: Device records compressor operating times of the last 24 hours; in case of electronic malfunction, the device does not fail but automatically switches to this program Insulation: 50 mm environmentally friendly, HFC-free cyclopentane foam Compressor overtemperature protection Interior made of easily cleanable ABS polymer Adjustable feet at front, small wheels at rear (included as standard) Door lock Cable entry 24.5 mm ATEX approval according to ATEX EN 60079-15 Zone 2 External dimensions (W x D x H): 595 x 640 x 1300 mm, shelf size: 486 x 433 mm, or 486 x 300 mm (bottom) Accessories (not included in delivery): Wire shelves (stainless steel or plastic-coated) or perforated stainless steel shelves (max. 11 in upper and 3 in lower section) Aluminum drawers with internal fittings (max. 5 top and 2 bottom) Plastic drawers with internal fittings (max. 5 top, not available for lower section) Wire baskets (max. 3 top and 1 bottom) Data logger, stacking kit and much more Warranty: 3 years on the unit, 5 years spare parts warranty on the compressor (Germany only)
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