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Beckman JA-20.1 Fixed-Angle Rotor for 32×15ml Tubes, Model 342095

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Brands
Beckman Coulter
New/Used
Used
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Product description

Fixed-angle rotor JA-20.1 for Avanti series centrifuges, 32×15ml tubes, max 20,000 rpm, up to 51,500 x g.

The Beckman JA-20.1 fixed-angle rotor (model 342095) is designed for high-speed centrifugation of biological samples in Avanti series centrifuges (J-26S XP, J-E, JXN-26, JXN-30). Suitable for pelleting bacteria, cultured tissue extraction, and subcellular organelle fractionation, this rotor accommodates 32 tubes of 15 mL each.

  • Performance Specifications:
  • Maximum rotational speed: 20,000 rpm (inner and outer rows)
  • Maximum relative centrifugal force (RCF): 51,500 x g (outer row), 43,900 x g (inner row)
  • k-factor values: 371 (outer row), 465 (inner row)
  • Capacity and Dimensions:
  • Tube capacity: 32 × 15 mL tubes per row
  • Tube dimensions: 18 × 99 mm (length × diameter)
  • Maximum rotor capacity: 480 mL per row
  • Applications:
  • Essential for molecular biology workflows involving bacterial pelleting and tissue culture processing
  • Frequently used in subcellular fractionation relevant to cell biology and biotechnology research
  • Compatible with advanced Avanti centrifuge models widely adopted in bioprocessing and molecular diagnostics

This rotor is sold used and as-is, with performance and functionality that may differ from new condition. It provides reliable centrifugation for biotechnology, clinical diagnostics, and cell imaging applications where consistent rotor performance at high RCF is critical.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026