Thermo Electron Corporation CR 4i Refrigerated Centrifuge

• Separation of biological samples in clinical laboratories.
• Processing of cell cultures and protein purification in biotechnology.
• Preparation of samples for analytical testing in research and development.
• Separation of components in pharmaceutical manufacturing processes.
• Blood component separation in blood banks.

Typical capacity

For this class of refrigerated centrifuge, capacities commonly range from several hundred millilitres to several litres, accommodating various rotor types.

Temperature range

Units of this type typically offer refrigeration, with temperature control commonly spanning from approximately -9°C to 40°C.

Speed and RCF

Refrigerated centrifuges like the CR 4i commonly achieve speeds up to around 7,800 rpm, generating RCFs up to approximately 9,900 x g.

Footprint

Benchtop refrigerated centrifuges typically have a substantial footprint, requiring adequate bench space for operation and ventilation.

Power supply

Units for the UK market commonly operate on 230V, 50Hz, though specific units may be configured for other voltages; buyers should verify the exact electrical requirements.

Rotor compatibility

This model class typically supports a range of interchangeable rotors, including swing-out and fixed-angle types, to suit different applications.

• What types of samples can this centrifuge process?

  This type of refrigerated centrifuge is suitable for a wide array of biological, clinical, and chemical samples that require temperature-controlled separation, including cells, proteins, and nucleic acids.

• Is specialist installation required for this equipment?

• What maintenance is typically involved for a refrigerated centrifuge?

• Can this centrifuge accommodate different tube sizes?

• What are the common safety features on a centrifuge like this?

Centrifuges are valued across laboratories and biotech facilities for reliable sample separation. Buyers typically prioritise rotor compatibility, temperature stability in refrigerated models, and ease of maintenance when purchasing used units. Industry sentiment reflects appreciation for durable construction and consistent performance. Key considerations include verifying motor condition, checking calibration history, and confirming availability of compatible rotors. Well-maintained examples offer strong value and longevity, though wear on seals and bearings warrants inspection. Speed range and capacity alignment with intended applications remains important for operational efficiency.

Vue d'ensemble pour ce type de machine