SRFfg 5501 Performance Laboratory refrigerator with fan-assisted cooling and spark-free interior

Exterior dimensions: height/width/depth 168.4 / 74.7 / 76.9 cm
Adjustable temperature range +3 °C to +16 °C

±3 °C temperature stability

±3 °C temperature stability

Temperature fluctuations must be minimal to ensure that the quality of sensitive substances is preserved. Liebherr refrigerators have an impressive maximum deviation of just ±3 °C from the set temperature. This not only maintains the storage climate, but also the value of your stored goods.

Easy to clean interior

Easy to clean interior

The plastic inside container is made of polystyrene: a fully recyclable, robust, and odourless plastic. Manufactured seamlessly from one piece, it has no hidden dirt traps and the large corner radii can be cleaned quickly and easily. The perfect combination of sustainability and hygiene.

Compliance with the ATEX Directive

Compliance with the ATEX Directive

Liebherr laboratory equipment conforms to EN/IEC 60079-0 or EN-IEC 60079-7 and complies with EU Directive 2014/34/EU (“ATEX Directive”). Classification of the interior to <Ex> II 3 G Ex ec IIC T6 (declared as Zone 22) makes them suitable for flammable substances in closed containers that could form explosive atmospheres.

+2 °C SafetyDevice

+2 °C SafetyDevice

If the temperature in the appliance drops below +2 °C due to a malfunction, the +2 °C SafetyDevice function takes control, which keeps the temperature stable and activates an alarm. Sensitive substances are protected from freezing and you are notified immediately.

Retrofittable WiFi/LAN interface

Retrofittable WiFi/LAN interface

This is how easy it is to network a Liebherr: With the retrofittable WiFi and LAN interface, appliances can be effortlessly connected to external systems, such as SmartMonitoring from Liebherr. With the digital monitoring solution, the storage temperature is controlled and documented conveniently and securely via the subsequently set up interface.

Alarm test function

Alarm test function

This test function can be used to check whether an internally or externally connected alarm system is functioning correctly. The appliance’s refrigeration performance is not affected by this test.

Ten years spare parts availability

Ten years spare parts availability

Sustainable means the appliance is not only environmentally friendly and economical, but also durable. To ensure that you can enjoy your Liebherr appliance for a long time, Liebherr guarantees spare parts availability of at least ten years. Although we do everything we can to ensure that spare parts are not needed in the first place.

Additional access port for calibration

Additional access port for calibration

An additional feedthrough can be retrofitted for regular calibrations or measurements. For this purpose, a hole is drilled for a cable inlet with a maximum diameter of 40 mm at a specially designated location.

Height-adjustable feet

Height-adjustable feet

With height-adjustable feet as an accessory, the height of the appliance can be adjusted to your needs. For example, you could raise your professional appliance to clean under it more easily.

Alarm test

Alarm test

An alarm is only ever any good if it can be triggered. The alarm test can be used to check the functionality of the internal and possibly an externally connected alarm device. The cooling of the appliance is not interrupted during the test run, so you can arrange an emergency simulation and rehearse with your team as you please.

Alarm relay

Alarm relay

In the event of an alarm, the responsible control centre is informed immediately, usually through connection to the building control system. You can define in advance which alarms are to be forwarded, as well as set how long the forwarding remains active and whether a reminder should be sent after the alarm acknowledgement. This allows you to react immediately in critical situations.

Antibacterial lever handle

Antibacterial lever handle

A benefit for users but a bane for germs: The easy-turn handle mechanism makes opening the door effortless. It contains special antimicrobial substances that reduce bacteria by up to 99.99%*. Regular and time-consuming disinfection is not necessary. This means the appliance is extremely safe even if many people have access to it. *According to ISO 22196:2011

Calibration function

Calibration function

Due to operational requirements and application-specific conditions, it is possible to deviate the temperature of the interior from the set temperature to a storage temperature determined with calibrated thermometers. These deviations can be adjusted by the calibration function. For the secure feeling of cooling at precise temperatures.

Interchangeable door hinge

Interchangeable door hinge

Liebherr appliances are fitted with a right-hand door hinge as standard. Without much effort – and without any additional parts – the door hinge can be changed to the left. This allows you maximum flexibility when choosing your installation location.

Replaceable door seal

Replaceable door seal

Save time and money: Liebherr's plug-in door seals can be easily replaced. If a seal is damaged, you can replace it yourself without any tools.

Cleanroom compatible

Cleanroom compatible

Liebherr refrigerators and freezers have been tested for use in cleanrooms in accordance with DIN EN ISO 14644. As a result, an additional risk assessment by the customer to determine cleanroom suitability is no longer necessary. This saves time and money.

Clear appliance information

Clear appliance information

All information about the appliance should be there exactly when you need it. That's why every Liebherr has its serial and service number as well as the model designation on the display, where it can be easilyy read. Frustrated searches or even having to clear the interior to be able to read off the important codes are now a thing of the past.

Demo mode

Demo mode

For training purposes or exhibitions, the functionalities of the appliance can be simulated in demo mode without having to operate the appliance. This saves time and money as the cooling function is not needed.

Designed for a service life of 15 years

Designed for a service life of 15 years

Sustainable means the appliance is not only economical, but also durable. High-quality materials and solid workmanship, coupled with at least ten years of spare parts availability, make a Liebherr appliance a robust, reliable, and extremely long-lasting top performer in demanding everyday work.

Feedthrough for external sensors

Feedthrough for external sensors

To additionally control the storage temperature with the help of a separate sensor, wiring from the outside to the inside is required. The cable feeding offers a clean and professional solution here. The integrated opening allows connection without drilling holes or breaking the door seal.

Hidden customer menu

Hidden customer menu

Protected, secure, simple: The hidden customer menu provides users with status information about the appliance or allows them to make detailed appliance settings, such as resetting to factory settings. Since this information and the settings are located on a separate, code-protected menu level, unwanted changes or manipulation are avoided.

Hidden technician menu

Hidden technician menu

The hidden service menu allows individual configuration of the appliance, such as alarm sound on/off, adjustment of target value ranges or changes to automatic defrosting. By making technical fine adjustments, the appliance can be adapted to your specific needs.

Intuitive menu navigation

Intuitive menu navigation

Convenience at your fingertips: Read out the appliance status from the control panel integrated flush in the door without needing to open it. The menu guidance is self-explanatory and is controlled by three touch buttons.

Mechanical lock

Mechanical lock

All professional Liebherr appliances are equipped with a mechanical lock with two keys for the storage of temperature-sensitive products. This way you can be sure that no unauthorised hands can access your stored goods.

Almost maintenance free

Almost maintenance free

Saves time, energy, and money: Liebherr’s professional freestanding appliances operate without filters or other components and parts that require regular replacement. Only cleaning and calibration in line with your individual needs are necessary on a regular basis.

Power failure info

Power failure info

If the power supply has been interrupted due to a fault, the power failure info appears when the power is restored. This reports that the appliance was temporarily without power and details which maximum temperature was reached during this time. This allows you to assess whether a loss of quality is to be expected due to the power failure.

Quick start guide

Quick start guide

No one likes to read the instructions. That's why Liebherr offers the most important information at a glance on two pages. This includes information on menu navigation, the electronic lock, cleaning, and general topics such as stored goods that are or are not permitted. Leave the technician in charge of reading the original manual.

Recommended cleaning products and disinfectant

Recommended cleaning products and disinfectant

Liebherr appliances are designed to have a product lifetime of 15 years. To maintain this, cleaning and disinfecting agents that have been tested by Liebherr for safe use are recommended separately, or in the manual. This way you can be sure that you are not harming your appliance by mistake when you are actually trying to take care of it.

Reminder function

Reminder function

The reminder function reminds you when the next basic cleaning or calibration is due. The interval can be selected from predefined intervals and set directly on the appliance. Leaving you to focus solely on your valuable work.

Self-closing door < 90°

Self-closing door < 90°

Carry out routine work in comfort; safety back-up in case anything is missed: From an opening angle of approx. 90°, the appliance door remains open and facilitates loading and unloading as well as cleaning. Below approx. 90°, it closes by itself so that the appliance does not accidentally stand open. This keeps the temperature stable and preserves the quality of your stored substances.

Settings with password protection

Settings with password protection

All settings that influence the function or control of the appliance can be secured by password. This means that the contents are optimally protected from unwanted changes or manipulation to the storage conditions.

Side-by-side set

Side-by-side set

The accessory kit provides a neat and secure solution for lining up multiple appliances. The units are firmly connected to each other via a profile rail so that they form a seamless front and cannot slip. Fixing them also guarantees the recommended distance and prevents condensation building up between the appliances.

Sturdy castors

Sturdy castors

With retrofittable castors, professional equipment for storing temperature-sensitive products remains extremely mobile. This allows you to change the installation location at any time or simply move the appliance for easier cleaning.

Min./max. temperature recording

Min./max. temperature recording

Always keep an eye on the temperature: Min./max. temperature recording stores the minimum and maximum temperature values of the interior that have occurred from a defined start time and shows them clearly in the display. This way you can be sure that, up until the moment you read off the values, the storage temperatures were always within the tolerated limits.

Digital temperature display

Digital temperature display

The digital temperature display indicates the refrigerator’s interior temperature to the exact degree. This can be easily read from the outside to give users immediate information and without the need to open the appliance.

Forced air cooling

Forced air cooling

Highly efficient fans cool freshly stored produce quickly and maintain an even refrigeration temperature throughout the interior.

Efficient refrigeration system

Efficient refrigeration system

Liebherr guarantees the outstanding quality of its refrigeration systems through expertise derived from decades of experience in the refrigeration technology sector, and through continuous research and development. By employing only premium-quality compressors, condensers, evaporators and other refrigeration components the energy consumption and operating costs of Liebherr appliances are significantly reduced.

Temperature alarm

Temperature alarm

The integrated temperature alarm indicates if the lower or upper alarm thresholds have been breached. It uses both acoustic and visual signals to provide maximum security for goods that have been stored.

Temperature stability and consistency EN 60068-3

Temperature stability and consistency EN 60068-3

All laboratory refrigerators and freezers are tested at the state-of-the-art Liebherr development facilities according to procedure EN 60068-3 for measuring temperature stability. This involves measuring the temperature at nine different points in the appliance interiors.

Environmentally friendly refrigerants

Environmentally friendly refrigerants

Liebherr appliances are optimised for maximum energy efficiency and low operating costs. We only use the natural and environmentally-friendly refrigerants R 600a and R 290. When used with highly efficient compressors, these are extraordinarily efficient and, with their low global warming potential, also future-proof.

Reversible door hinges (left/right)

Reversible door hinges (left/right)

Liebherr appliances are factory-fitted with door hinges on the right. The ability to change the hinge side allows the appliance to be tailored to individual requirements and optimally positioned.

Model type Laboratory refrigerator with fan-assisted cooling and spark-free interior
Classification Performance
GTIN 9005382246535
Energy consumption in 24h 1.092 kWh / 24h
Noise level 49 dB
Energy consumption per year 399 kWh/a
Ambient temperature +10 °C to 35 °C
Refrigerant R 600a
Heat emission 408 kJ / h
Heat distribution system Air cooling
Rated power in watts (Catalog) 9,999.0 W
Voltage 220-240 V ~
Frequency 50 Hz
Maximum fluctuation 3.0 °C
Gradient 3.7 °C
Control unit Touch
Power failure alarm when mains power returns
Malfunction: Warning signal optical and acoustical
positive temperature deviation from the setpoint 1.8 Kelvin
negative temperature deviation from the setpoint -2.3 Kelvin
Increase in temperature from +5 °C to +10 °C (empty, +25 °C TU) 75 min
Decrease in temperature from +25 °C to +5 °C (empty, +25 °C TU) 53 min
Recovery time after 1 min of door opening (empty, +25 °C TU, according to EN 60068-3) 12 min
potential-free contact
SmartMonitoring-enabled Yes
Connectivity type SmartModule
Connectivity solution retrofittable
Interface WLAN/LAN (optional)
min./max. temperature recording Yes
Alarm history No
Product sensor no
Adjustable temperature range +3 °C to +16 °C
Temperature display external digital
Cooling system, refrigerator compartment dynamic
Defrosting method automatic
Interior light
Drawers 0
Number of storage shelves 6
of which adjustable 5
Bottom grid shelf
Side wall material steel
Colour White
Door/Cover material Full-panel door
Handle Antimicrobial handle with opening mechanism
Material of interior containers Plastic white
Storage shelf material, refrigerator compartment Glass
Material of adjustable feet Steel, zinced
Self-closing door
Door hinges Right reversible
Door hinge replacement Possible for customer
Door seal Replaceable
Height-adjustable feet — mm
Castors
Type of castors
Type of lock mechanical
Max. installation altitude 2,000 m above sea level
Protection 10-16 A
Connector cable (length) 3,000 mm
Exterior dimensions: height/width/depth 168.4 / 74.7 / 76.9 cm
Height / Width / Depth (with packaging) 1,720.0 / 765.0 / 840.0 mm
Weight (without packaging) 80 kg
Weight (with packaging) 92 kg
Total net volume 441 l
Load-bearing capacity of shelf areas, refrigerator compartment 40 kg
Net width of shelves 60 cm
net depth of storage shelves 53.7 cm
ATEX classification < Ex > II 3/- G Ex ec IIC T6 Gc/-
Total gross volume 558 l

Please note: despite careful data management, we reserve the right to make technical changes; and discrepancies may occur between the image or text content and the original appliance.