Sigma 2-7

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The Sigma 2-7 compact benchtop centrifuge arose from the experiences and desires of our customers. It combines advanced technology with high capacity and sets standards for ergonomic operation and quiet running.
The maximum RCF of more than 2,500 x g is suitable for many application areas in clinical diagnostics, veterinary medicine, pharmaceutics, environmental analysis and industrial production, as well as universities and research facilities.

What makes the Sigma 2‑7 benchtop centrifuge so attractive
The Sigma 2‑7 scores with innovative features. One highlight is the blue LED running indicator, which enables operators to see from a great distance whether the run has ended. Other unique features are the 10 program storage locations (unequalled in its class) and the optional programmable centrifuge standstill and start times. This delayed start feature has been specifically developed for working with blood collection tubes in clinical in vitro diagnostics (IVD). The necessary clotting time can be preset on the device to help improve work processes.

The benchtop centrifuge is available with numerous swing-out and fixed-angle rotors, along with various buckets and adapters. The extensive range of accessories can accommodate tubes and flasks from 1.5 ml to 100 ml as well as microtiter and deepwell plates.

Swing-out rotor

max. volume400 ml
max. speed4,000 rpm
max. RCF2,486 x g


Fixed-angle rotor

max. volume450 ml
max. speed4,000 rpm
max. RCF2,540 x g


Product options

  • IVD
  • Clinic and cell culture packages

User

  • Hospitals
  • Infant stations
  • Children’s hospitals
  • Veterinary clinics
  • Food labs
  • Universities & colleges
  • Pharmaceutical labs
  • Doctors in private practice
  • Cell culture labs

Technical specifications

Max. capacity [ml] 
swing-out rotor4 x 100
fixed-angle rotor30 x 15
Max. RCF2.540
Max. speed [rpm]4.000
Min. speed [rpm]100
Noise level at maximum speed (approximate) [dB(A)]
fixed-angle rotor 1207354
swing-out rotor 11071
with bucket 13299 + Cover
53
Max. acceleration time [s]
fixed-angle rotor 1207318
swing-out rotor 11071
with bucket 13299 + Cover
13
Max. braking time [s]
fixed-angle rotor 1207314
swing-out rotor 11071
with bucket 13299 + Cover
10
Power consumption [W]210
Height x Width x Depth [mm]293 x 378 x 535
Height with open lid [mm]643
Weight without rotor [kg]23

Sigma 2-7