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Precision overhead stirrer, 30-2000 rpm, 25 L capacity, 20 Ncm torque, for viscosities up to 10,000 mPa.s
The Ohaus Achiever 5000 Overhead Stirrer (model e-A51ST020) is designed for accurate and powerful laboratory mixing with the following specifications:
This overhead stirrer is suitable for demanding stirring tasks requiring consistent speed and torque performance in various laboratory environments.
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.
With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.
Often, yes. Verified suppliers frequently work with service partners converting the instrument. If applicable, we can list servicing options alongside the offer.
Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.
Two to six weeks, depending on refurbishment scope and whether calibration is included.
We ship to 38 countries. Crating and customs handling are quoted with the instrument.
Tell us what you need and a scientist finds it for you, usually within the hour.
Last updated 1 November 2026
The middle half of the 143 with a price runs from €433 to €1,819.
