Description
Extension pump head, 3-roll, is a modular peristaltic pump head intended to expand the channel capacity of compatible tube-pump systems used in laboratory liquid handling. The three-roller design supports smooth tubing compression for controlled fluid transfer in dosing, recirculation and sample-delivery tasks. As an extension head it allows users to add an additional pumping path without replacing the drive unit, helping laboratories scale multi-line workflows on a shared motor platform. Suitable for research, analytical and process support environments where gentle, tubing-based pumping is preferred, the head fits within standard peristaltic setups alongside appropriate tubing and fittings. Supplied as a single piece with a net weight of 0,390 kg, it is a compact accessory for bench-top configurations. This extension pump head from manufacturer Watson-Marlow complements Sci-Q and related peristaltic platforms that accept modular 3-roll heads, giving flexibility when protocols require parallel transfer lines or dedicated channels for different media. Pack size is one unit for straightforward integration into existing pump assemblies.
This article is part of Peristaltic & dosing pumps, in Pumps, vacuum & evaporation.
Key features
- Pack size: 1 pc(s)
- Product type: Extension pump head
- Roller configuration: 3-roll
- Function: Additional peristaltic pump head
- Weight: 0,390 kg
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Questions about Extension pump head, 3-roll, 1 unit(s)
What is this article?
Extension pump head, 3-roll, 1 unit(s) is the article on this page. Luminix Health distributes Watson-Marlow for laboratory use. It sits in Peristaltic & dosing pumps, inside Pumps, vacuum & evaporation, in Lab instruments.
A peristaltic pump moves liquid by rollers squeezing a tube, so the liquid never touches the mechanism. Flow depends on the tube bore and the speed. A dosing pump aims at a set volume. The tube is the consumable, and the chemical has to be one that tube survives.
A vacuum pump lowers the pressure above a liquid so it boils at a lower temperature. That is the point of a rotary evaporator: solvent leaves a sample without cooking it. A diaphragm pump or a rotary-vane pump is chosen by the vacuum it reaches and by whether solvent vapour will destroy it. A peristaltic pump moves liquid by squeezing a tube, so the liquid touches only the tube. A barrel pump transfers a larger volume from a drum. The glassware on the evaporator is indexed under ISO laboratory glassware. Solvent identity is on PubChem.
Which category should I open next?
The category is Pumps, vacuum & evaporation. The sub-category is Peristaltic & dosing pumps. The catalogue is Lab instruments.
Shelves beside this one are Vacuum pumps, Rotary evaporators, Vacuum & pump accessories, Drum, barrel & transfer pumps and Pumps (other) & accessories.
What should I check before I order?
The technical information on this page is the manufacturer's sheet. Read that, not a rewritten specification.
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

