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Thermo Scientific™ Sorvall™ Stratos™ Centrifuge Series Available on GSA/VA Contract for Federal Government customers only.

Eliminate imbalances and ensure reproducible results. Offering speed and flexibility for reliable separations—all in a compact footprint.

Manufacturer:  Thermo Scientific™ 75005297

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Catalog No. 75-005-297

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Eliminate imbalances and ensure reproducible results. The Thermo Scientific™ Sorvall™ Stratos™ Centrifuge Series offers speed and flexibility for reliable separations—all in a compact footprint. Available in standard and continuous-flow models, both featuring simple operation and a CFC-free refrigeration system ideal for temperature-sensitive samples. A wide selection of accessory biocontainment rotors enhances instrument versatility.

Fast, Efficient Separations

  • Spindle Drive technology delivers rapid acceleration and quick braking to speed throughput and extend instrument life
  • Quiet operation
  • High g-forces for faster separations over a wider range of applications
  • Dual lid-locking for improved safety

Continuous Imbalance Tolerance Protects Samples

  • Indentifies improper rotor installation to protect drive
  • Detects excessive speed and signals maximum permissible value for rotor
  • Allows eye balancing of tubes to speed sample preparation

Smart, Intuitive Controls

  • Easy-control panel is intuitive and simple to navigate
  • Stores 9 programs for most-used run parameters
  • Pre-temp program for rapid cooling

Sorvall Stratos Refrigerated

  • Capacity: 4 x 180mL
  • Max. Speed: 22,000rpm (23,300rpm for 208V/230V models)
  • Max. RCF: 44,910 x g (50,377 x g for 208V/230V models)

Sorvall Stratos Continuous-Flow

  • For processing large sample volumes rapidly and reliably in a single run
  • Quickly separates large volumes of suspension with high yields
  • Ideal for plant/animal/bacteria cell harvesting, protein precipitation, cell enrichment, vaccine production, sediment extraction from water samples
  • Polypropylene insert (75015339) improves sedimentation for small- or low-density particles
  • Capacity: 300mL (sediment); 50mL with insert
  • Max. Speed: 17,000rpm
  • Max. RCF: 25,040 x g
  • Max. Flowrate: 54L/hr.


  • Peristaltic pump with flow range 100 to 900mL/min. is recommended for use; Pump Head 77200-60 and Pump Drive 7523-60 are available separately
  • Accessory cart (76000083) can be used to create a portable centrifugation station

Ordering Information:

Accessories, including fixed angle, bucket and microplate rotors and adapters, are sold separately; all rotors are designed to provide biocontainment protection.

Description & Specifications


300mL (sediment)
25,040 x G
Microprocessor via Easycontrol II
15.6 in.
23.4 in.
9 plus 1 Pre-Cooling
295 lb.
25.2 in.
Continuous-Flow Refrigerated, 230V
Continuous-Flow Refrigerated
23.4 x 25.2 x 15.6 in. (59.5 x 64 x 39.5cm)
-9° to +40°C
Brushless induction drive
0 to 9 hr., 59 min., continuous; 0 to 99 hr.
Sorvall Contifuge Stratos Centrifuge
230V 50/60Hz
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