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Ohaus Vortex-Genie 2 Digital Vortex Mixer, Model SI-A236, 120V 60Hz

UsedOhausSample preparationUnited States

From€398.85excl. VAT

In stock

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Control
Digital
Orbit
3.5 mm
Timer
1 s - 99 s ; 1 min - 99 min
Speed Range
500 rpm – 3,000 rpm
Display
Red LED
All 13 specifications
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Specifications 13

Brands
Ohaus
New/Used
Used
Control
Digital
Orbit
3.5 mm
Dimensions
6.5 in x 6.5 in x 4.8 in (165 mm x 165 mm x 122 mm) (LxHxW)
Timer
1 s - 99 s ; 1 min - 99 min
Speed Range
500 rpm – 3,000 rpm
Display
Red LED
Net Weight
8.8 lb (4 kg)
Safety Certification
CE
Power
120V, 0.65A, 60Hz
Accessories Included
Pop-off Cup; 3-inch Platform
Working Environment
0°C - 38°C, 95%RH, non-condensing (32°F - 100°F, 95%RH, non-condensing)

Product description

The Ohaus Vortex-Genie 2 Digital Vortex Mixer (Model SI-A236) is a precision benchtop vortexer optimized for molecular biology, biotechnology, and clinical diagnostics applications, particularly critical in sample homogenization, DNA/RNA mixing, and PCR setup workflows. Featuring a 3.5 mm orbit and a versatile speed range of 500 to 3,000 rpm, it enables efficient mixing and agitation of reagents, buffers, and biological samples.

Key technical specifications include:

  • Digital Control with Red LED Display: Facilitates precise speed adjustment and an integrated countdown timer ranging from 1 second to 99 minutes, allowing hands-free or touch-activated operation.
  • Robust Zinc-Casted Housing with Non-Slip Feet: Ensures stability during vigorous mixing; the 3-inch rubber-covered platform accommodates standard tubes and includes pop-off cup accessory.
  • Power and Compatibility: Supports 120V, 0.65A, 60Hz operation with included power cord; cold room and incubator compatible, ideal for sensitive bioprocessing environments.
  • Special PCR Plate Attachment: Designed attachment for half-skirted and unskirted PCR plates supports nucleic acid workflows common in gene editing and molecular cloning.
  • Compact Dimensions: Measures 165 mm x 165 mm x 122 mm (LxHxW) and weighs 4 kg, suitable for space-constrained research labs.
  • Safety and Environment: CE certified, operational between 0°C and 38°C with 95% non-condensing relative humidity, appropriate for varied laboratory settings.

This vortex mixer is widely used in biotechnology research, synthetic biology, and molecular diagnostics, performing essential functions like enzyme reaction mixing, protein vortexing, and live-cell sample preparation. Its digital precision and adaptability make it indispensable for biomanufacturing pipelines and highly controlled laboratory mixing applications.

Why Questpair exists

Lab equipment markets are fragmented. Buyers spend weeks calling distributors, comparing quotes, and verifying supplier reliability. Sellers struggle to reach global research labs.

We built Questpair to fix this. Every supplier on the platform is verified before listing. Every quote you receive comes from a real, vetted seller. AI prepares your case in minutes, then a real specialist takes over.

We're an independent team based in The Netherlands, working with research labs and procurement teams across Europe and worldwide.

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