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Peristaltic pump 505DZ with 3L/min max flow, 3-300 rpm speed, ideal for corrosive and viscous fluid transfer.
The Watson Marlow 505DZ peristaltic pump is engineered for precise and damage-free pumping of corrosive, abrasive, and viscous liquids. Its robust design includes a 501RL lockable guard pump head, ensuring secure and reliable operation in pharmaceutical and biopharmaceutical workflows. This pump supports critical applications in molecular diagnostics, gene editing, and bioprocessing by enabling sterile and controlled fluid transfer.
This pump meets rigorous demands of biotechnology and pharmaceutical laboratories, providing reliable performance in gene editing, biopharmaceutical production, and synthetic biology research environments. Its compatibility with aggressive fluids makes it a critical component in bioprocess and molecular diagnostics equipment setups.
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.
Yes. Every verified supplier states which service partners cover the instrument, and we list that 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 19 October 2026
