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Nissin SW-502J Heavy-Duty Magnetic Stirrer for up to 20L Capacity

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Nissin
New/Used
Used
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Product description

Heavy-duty magnetic stirrer SW-502J with AC motor phase control for smooth stirring of up to 20L solutions.

The Nissin SW-502J Heavy-Duty Magnetic Stirrer is designed for efficient stirring of aqueous solutions up to 20 liters, making it ideal for biotechnology laboratories, bioprocessing, and molecular diagnostics workflows requiring large volume mixing and precise control. Featuring a powerful induction AC motor with phase control and electromagnetic brake, it delivers smooth rotation across a broad speed range of 70 to 1400 rpm. The magnet’s strong 2800 Gauss ferrite magnetic field ensures reliable stirring performance even at higher volumes.

Key features include:

  • Stirring capacity from 0.1 to 20 liters, suitable for bioreactor media mixing and biomanufacturing cell cultures
  • Durable anodized aluminum stirring plate with dimensions 225×245 mm
  • Compact overall size (255×255×150 mm) and relatively lightweight at 4.2 kg for portability within laboratory setups
  • Dual speed modes (Low/High) for stable low-speed stirring and smooth high-speed operation, critical in synthetic biology and molecular cloning workflows
  • Power supply of AC100V with a grounded three-core plug ensures electrical safety and stability
  • Designed to operate in controlled environmental conditions (4℃–37℃, humidity below 85%, no condensation)
  • Suitable for use in oil bath heating applications thanks to its robust AC motor technology

This magnetic stirrer is widely adopted in research and industrial laboratories specializing in biotechnology research, providing reliable mixing performance essential for live-cell imaging preparations, fluorescence analysis sample processing, and clinical diagnostics. Please note this unit is sold used as-is, and performance may vary from new.

This equipment is critical for seamless mixing in high-volume biochemical applications and integrated bioprocessing systems.

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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