Unrefrigerated centrifuges

Unrefrigerated Sigma centrifuges deliver dependable, high-performance separations for routine and specialised workflows. Their robust construction, versatile rotor options and intuitive operation make them ideal for laboratories that require reliable results without temperature control. These models fit perfectly into clinical labs, QC environments, teaching facilities and research settings where efficiency and safety are essential.

Applications – extended use cases
• Clinical diagnostics – blood and urine sample preparation, cytology workflows, sediment separation in routine diagnostics.
• Life sciences & biotechnology – pelleting cells, microorganisms, debris removal, sample clarification before downstream analysis.
• Food & beverage quality control – density tests, particulate analysis, raw-material QC.
• Environmental & water testing – sediment, particulate and turbidity analysis in wastewater and drinking water labs.
• Educational & QC facilities – simple, safe and versatile operation perfect for training labs and routine QA processes.

Unrefrigerated centrifuges – available models:
Sigma 1-14, Sigma 1-16, Sigma 1-7, Sigma 2-7, Sigma 1-7 Cyto, Sigma 2-16P, Sigma 3-16L, Sigma 4-5L, Sigma 4-16S, Sigma 6-16S, Sigma 3-16T, Sigma 3-17KT

Sigma centrifuges
Fixed-angle rotor:
Volume: 48 ml to 3000 ml
Speed: 14,800 rpm to 15,300 rpm
RCF: 635 x g to 21,917 x g

Swing-out rotor:
Volume: 400 ml to 4000 ml
Speed: 4,000 rpm to 12,500 rpm
RCF: 2,486 x g to 13,523 x g

Product Options:
IVD models
24 x 2 ml PP rotor package
Centrifuge & rotor package
Biosafe rotors
Clinic & cell culture packages
RS 232 interface