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Edwards Diffstak Model 100/300 oil diffusion pump for generating high vacuum in research and biotechnology labs.
The Edwards Diffstak Model 100/300 is a high-performance oil diffusion pump designed to achieve and maintain high vacuum levels essential for advanced laboratory and biotechnological applications. Featuring robust construction, this pump utilizes a specialized oil diffusion mechanism to efficiently remove air and contaminants, providing stable vacuum conditions critical in fields such as molecular diagnostics, bioprocessing, and synthetic biology. Its dual-capacity design supports variable pumping speed settings, accommodating workflows that demand precise vacuum control. Widely adopted in biomedical engineering and cell imaging systems, the Edwards Diffstak Model 100/300 ensures reliable performance for vacuum-dependent techniques, including gene editing workflows and biomanufacturing processes. The pump integrates seamlessly with vacuum systems used in live-cell imaging and fluorescence analysis, making it an essential component in modern biotechnology research and clinical diagnostics laboratories.
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 4 September 2026
