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The high-performance Sigma 4-5KL laboratory centrifuge is designed for throughput and capacity. The hight torque enables especially short acceleration times and makes laboratory processes efficient. This centrifuge is recommended for applications in clinical diagnostics and for life sciences applications

The refrigerated version Sigma 4-5KL, with a temperature adjustment range of -10°C to +40°C, is recommended for the protection of specimens with especially sensitive limit temperatures.

The Sigma 4‑5KL also boasts a low noise level and an extensive range of accessories. Up to 50 different routine protocols can be stored in program memory and easily retrieved.

The Sigma 4‑5KL is also available as unrefrigerated centrifuge  and as an IVD model.

To receive a no-obligation quote for the Sigma 4‑5KL centrifuge, contact us directly.

The most versatile 3‑litre centrifuge on the market: Sturdy, powerful and versatile
The Sigma 4‑16S benchtop centrifuge excels with versatile rotor configurations and outstanding capacity. Large specimen volumes can also be processed efficiently thanks to the maximum capacity of 4 x 750 ml in a swing-out rotor or 6 x 250 ml a fixed-angle rotor. The especially smooth running ensures excellent and reproducible sedimentation results. With its versatile range of rotors, it is suitable for research labs, hospitals, universities and pharmaceutical labs, as well as cell culture and biotechnology applications.

What makes the Sigma 4‑16S benchtop centrifuge so attractive?
The Sigma 4‑16S is available with numerous swing-out and fixed-angle rotors as well as various buckets and adapters, including many biosafe configurations.
The extensive range of accessories can accommodate tubes and flasks from 0.2 ml to 750 ml as well as microtiter and deepwell plates.
The swing-out rotors can hold up to 3 litres (4 x 750 ml) or (for example) 16 x 50 ml tubes. The RCF values achievable with the configurations are best-in-class in this centrifuge segment. Highlights in the area of fixed-angle rotors include a 6 x 250 ml rotor with a maximum RCF of 13,131 x g and the ability to centrifuge 50 ml culture tubes at more than 23,000 x g.

This compact unit has intuitive operation and well-conceived features. The patented Spincontrol S one-knob controller provides superior operating convenience, safety and versatility. The acceleration and braking profiles (30 each) facilitate optimisation of separation runs and yields. Routine protocols can be stored with user-defined names and quickly retrieved from the integrated process library.
With automatic rotor identification, run time and speed monitoring, password-protected access to the controller and secure program storage, the centrifuge ensures uncompromising safety.

The Sigma 4‑16S is also available as the Sigma 4‑16KS refrigerated centrifuge and the Sigma 4‑16KHS refrigerated and heated centrifuge. An inert gas port is optionally available for this device series.

Controller Specifications:

• Programs: 60
• Acceleration curves: 10 linear, 10 quadratic, 10 user definable
• Deceleration curves: 10 linear, 10 quadratic, 10 user definable
• Cycle counting: Yes

The most versatile 3‑litre centrifuge on the market with especially high performance
The Sigma 4‑16KS refrigerated benchtop centrifuge excels with versatile rotor configurations and outstanding capacity. Large specimen volumes can also be processed efficiently thanks to the maximum capacity of 4 x 750 ml in a swing-out rotor or 6 x 250 ml a fixed-angle rotor. The especially smooth running ensures excellent and reproducible sedimentation results. With its versatile range of rotors, it is suitable for research labs, hospitals, universities and pharmaceutical labs, as well as cell culture and biotechnology applications.

What makes the Sigma 4‑16KS refrigerated benchtop centrifuge so attractive?
The Sigma 4‑16KS is available with numerous swing-out and fixed-angle rotors as well as various buckets and adapters, including many biosafe configurations.
The extensive range of accessories can accommodate tubes and flasks from 0.2 ml to 750 ml as well as microtiter and deepwell plates.
The swing-out rotors can hold up to 3 litres (4 x 750 ml) or (for example) 16 x 50 ml tubes. The RCF values achievable with the configurations are best-in-class in this centrifuge segment. Highlights in the area of fixed-angle rotors include a 6 x 250 ml rotor with a maximum RCF of 13,131 x g and the ability to centrifuge 50 ml culture tubes at more than 23,000 x g.

This compact unit has intuitive operation and well-conceived features. The patented Spincontrol S one-knob controller provides superior operating convenience, safety and versatility. The acceleration and braking profiles (30 each) facilitate optimisation of separation runs and yields. Routine protocols can be stored with user-defined names and quickly retrieved from the integrated process library.
With automatic rotor identification, run time and speed monitoring, password-protected access to the controller and secure program storage, the centrifuge ensures uncompromising safety. The Sigma 4‑16KS also features a high-performance refrigeration system. Centrifuging at temperatures below 0°C is possible, depending on the rotor and the speed.

The Sigma 4‑16KS is also available as the Sigma 4‑16S unrefrigerated centrifuge and the Sigma 4‑16KHS refrigerated and heated centrifuge. An inert gas port is optionally available for this device series.

Controller Specifications:

• Programs: 60
• Acceleration curves: 10 linear, 10 quadratic, 10 user definable
• Deceleration curves: 10 linear, 10 quadratic, 10 user definable
• Cycle counting: Yes

Performance matching a floor-standing centrifuge
The compactness of a benchtop centrifuge with the performance of a floor-standing centrifuge. The refrigerated Sigma 6‑16KS is suitable for a wide variety of routine and research applications with high versatility, an advanced user interface and outstanding reliability.

The bloodbag version SIG-1039506 is a configuration including the right accessories to spin blood bags. It includes:

• 6-16KS centrifuge (SIG-10395)
• Rotor (11660), 
• 4 buckets (13625)
• 4 adapters for bags
  

The Sigma 6‑16KS delivers precise separation results in all cases, whether blood pouches, petroleum flasks, microtiter and deepwell plates, or tubes and flasks from 0.2 ml to 1,000 ml.
It is widely used in microbiology and molecular biology, pharmaceutics, genomics, clinical diagnostics, bioproduction, cell culture labs and transfusion facilities. A total of twelve fixed-angle and six swing-out rotors are available, along with numerous buckets and adapters – including many biosafe configurations.

The Sigma 6‑16KS features a clearly organised display. The patented Spincontrol S one-knob controller provides superior operating convenience and process reliability. Optimisation of separation runs and yields is supported by 60 programs with the option of making user-specific settings, as well as 30 profiles for use as acceleration or braking curves. Custom person-specific settings can be saved with password-protected access control. An extremely practical feature is the large program status display, visible from a distance, with a progress bar.

The Sigma 6‑16KS is also available as the Sigma 6‑16S unrefrigerated centrifuge, the Sigma 6‑16HS heated centrifuge and the Sigma 6‑16KHS refrigerated and heated centrifuge. An inert gas port is optionally available for this device.

Controller Specifications:
Temperature setting range [°C]: -20 – +40
Programs: 60
Acceleration curves: 10 linear, 10 quadratic, 10 user definable
Deceleration curves: 10 linear, 10 quadratic, 10 user definable
Cycle counting: Yes

User-friendly stand-alone centrifuge for blood banks 

This blood bag centrifuge package consists of:

• Sigma 8KBS floor-standing high capacity refrigerated with air-cooled compressor,
• Rotor no. 11805,
• 6 buckets no. 13860,
• 6 adapters no. 13867 
• 2 replacements for blood bags no. 17769 incl. 
• • 2 balance weights no. 17753
  • 2 balance weights no. 17754, 
• interface RS 232

The Sigma 8KBS is a refrigerated floor-standing centrifuge specifically
developed for deployment in blood banks and transfusion facilities. It is
a medical device according to Regulation (EU)2017/745, Class IIa for the
separation of blood components for transfusion medicine.
With a maximum capacity of 12 blood bag systems per run, it enables
efficient processing of large specimen volumes. The device delivers
reliably excellent and reproducible sedimentation results thanks to its
very smooth running. Along with its outstanding specifications, the
Sigma 8KBS features impressive energy efficiency and perfectly matched
accessories.
The centrifuge can optionally be equipped with functions for professional data handling in blood banks, based on the ISBT 128 barcode standard.
The centrifuge is optionally available with water cooling.

Please read our brochure, "Sigma Data Interface", to get more information about using the controller Spincontrol S for quality management in laboratory processes.

Program Specifications:

• Programs: 60
• Acceleration curves: 10 linear, 10 quadratic, 10 user definable
• Deceleration curves: 10 linear, 10 quadratic, 10 user definable
• Cycle counting: Yes

User-friendly stand-alone centrifuge for blood banks 

This blood bag centrifuge package consists of:

• Sigma 8KBS floor-standing high capacity refrigerated with air-cooled compressor,
• Rotor no. 11805,
• 6 buckets no. 13860,
• 6 adapters no. 13870,
• 6 balance weights no. 17768,
• 2 balance inserts for blood bags no. 17773, 
• 2 tare weights no. 17753, 
• 2 tare weights no. 17754, 
• interface RS 232

The Sigma 8KBS is a refrigerated floor-standing centrifuge specifically
developed for deployment in blood banks and transfusion facilities. It is
a medical device according to Regulation (EU)2017/745, Class IIa for the
separation of blood components for transfusion medicine.
With a maximum capacity of 12 blood bag systems per run, it enables
efficient processing of large specimen volumes. The device delivers
reliably excellent and reproducible sedimentation results thanks to its
very smooth running. Along with its outstanding specifications, the
Sigma 8KBS features impressive energy efficiency and perfectly matched
accessories.
The centrifuge can optionally be equipped with functions for professional data handling in blood banks, based on the ISBT 128 barcode standard.
The centrifuge is optionally available with water cooling.

Please read our brochure, "Sigma Data Interface", to get more information about using the controller Spincontrol S for quality management in laboratory processes.

Program Specifications:

• Programs: 60
• Acceleration curves: 10 linear, 10 quadratic, 10 user definable
• Deceleration curves: 10 linear, 10 quadratic, 10 user definable
• Cycle counting: Yes

This cytocentrifuge configuration, SIGMA 2-7 Cyto RESOSPIN® configuration, includes:
- rotor no. 11260,
- 12 clips no. 13260,
- 50 single-use funnel no. 15260
- 50 coated slides no. 15261

The Sigma 2‑7 Cyto combines the highlights of the Sigma 2‑7 laboratory centrifuge with state-of-the-art cytology centrifugation. This compact centrifuge excels in cytology labs with its perfectly matched accessories for the gentle and quiet depositing of cells on specimen slides and the possibility of repurposing the centrifuge for cell harvesting or processing of blood collection tubes. Along with saving space in the lab, this is a boon in economic terms.

It is ideal for gentle centrifugation in cytology labs to transfer cells to specimen slides for morphological assessment under the microscope. Cytodiagnostics, in which cells from bodily fluids or organs are subjected to microscopic examination to detect malignant cell changes, for example as part of cancer treatment, is a crucial application area for the Sigma 2‑7 Cyto.

This cytocentrifuge configuration, SIGMA 2-7 Cyto Shandon™ configuration, is compatible with Shandon™ clips and includes:
- rotor no. 11261,
- 12 clips no. 13261,
- 50 single-use funnel no. 15260,
- 50 coated slides no. 15261

12 litre capacity for production or  high-capacity research

The Sigma 8KS is a refrigerated floor-standing compact stand-alone refrigerated  centrifuge that is ideal for all-purpose use in the industrial or for all tasks in blood banks, medicine and research sectors. This high-performance centrifuge features impressive capacity of up to 12 x 1,000 ml in a swing-out rotor or 6 x 1,000 ml in a fixed-angle rotor. With a maximum RCF of 20,461 x g, even demanding separation processes can be handled efficiently. Particularly thanks to the ability to use large-volume fixed-angle rotors with high RCF, the Sigma 8KS cover a distinctly broader spectrum of applications compared to competitive units.

The motorized lid lock and its patented one-button control (Spincontrol S) makes the Sigma 8KS especially easy to use. The centrifuge has a low loading height, is pleasantly quiet in operation, and has low power consumption.

This Air-cooled version with  compressor is also available in water-cooled version.

Constant climate chamber HPP110eco, with TwinDISPLAY, 108 l, working-temperature range without light: 0 °C (at least 20 °C below ambient temperature) to +70 °C, working-temperature range with light: +15 °C to +40 °C, humidity range without light 10 % - 90 % rh, humidity range with light 10 % to 85 % rh, with 2 grids, outside stainless steel door, inside glass door, Ethernet interface for reading out protocol log, uploading programmes and for online logging, USB port on ControlCOCKPIT for use of USB stick, multiple over-/ undertemperature protection, internal data logger with storage capacity of at least 10 years, calibration facility; works calibration certificate at +10 °C, +37 °C as well as +30 °C at 60 % rh; textured stainless steel exterior: 745 x 864 x 656 mm; stainless steel interior: 560 x 480 x 400 mm; voltage: 230 V, 50/60 Hz; max. electrical load: approx. 650 W

Constant climate chamber HPP260eco, with TwinDISPLAY, 256 l, working-temperature range without light: 0 °C (at least 20 °C below ambient temperature) to +70 °C, working-temperature range with light: +15 °C to +40 °C, humidity range without light 10 % - 90 % rh, humidity range with light 10 % to 85 % rh, with 2 grids, outside stainless steel door, inside glass door, Ethernet interface for reading out protocol log, uploading programmes and for online logging, USB port on ControlCOCKPIT for use of USB stick, multiple over-/ undertemperature protection, internal data logger with storage capacity of at least 10 years, calibration facility; works calibration certificate at +10 °C, +37 °C as well as +30 °C at 60 % rh; textured stainless steel exterior: 824 x 1183 x 756 mm; stainless steel interior: 640 x 800 x 500 mm; voltage: 230 V, 50/60 Hz; max. electrical load: approx. 920 W