Description
Y-shape PP connector Ø 4,7/5,7 mm is a polypropylene tubing connector intended for laboratory hose assemblies. This Y-form fitting is specified for flexible tubing with diameters of 4,7 mm and 5,7 mm, allowing a single line to be branched into two paths in fluid-handling setups. Polypropylene construction provides a lightweight, chemically robust body suited to everyday laboratory tubing work. The compact Y geometry supports clear routing of media lines on benches, in apparatus frames, or within small process modules without bulky adapters. Each unit has a net weight of 0,001 kg and a gross weight of 0,001 kg, so the fittings add negligible mass to assembled tubing runs. Supplied in a pack of 20 pieces from manufacturer Witeg, the connectors are practical consumables for research, teaching, and routine analytical environments where hose connectors are frequently exchanged or reconfigured. Originating from Italy, they fall under the hose-connector category and match the stated dimensional range for secure push-on connection of compatible flexible tubing. Use them wherever a simple, durable Y-branch is required for aqueous or general laboratory media circuits within the given hose diameters.
This article is part of Hose connectors, adapters & fittings, in Tubing, hoses & fittings.
Key features
- Pack size: 20 pc(s)
- Material: Polypropylene (PP)
- Design: Y-shape
- Hose diameter: Ø 4,7/5,7 mm
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Questions about Connector PP Y-shape Ø 4,7/5,7mm
What is this article?
Connector PP Y-shape Ø 4,7/5,7mm is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Hose connectors, adapters & fittings, inside Tubing, hoses & fittings, in Labware.
A hose connector or adapter joins two lines, or steps one bore down to another. The barb diameter has to match the tube, and the thread has to match the stopcock or the bottle. Most leaks are a mismatch here, not a hole in the tube.
Tubing is how a liquid or a gas moves between two vessels without being poured. Silicone stays flexible and survives repeated autoclaving. PTFE resists almost every solvent and is stiff. PVC is the ordinary flexible line for water and for mild aqueous work. The fitting, not the tube, is what usually leaks: the barb, the thread and the stopcock have to match the tube bore. Glass and plastic apparatus around these lines is indexed under ISO laboratory ware.
Which category should I open next?
The category is Tubing, hoses & fittings. The sub-category is Hose connectors, adapters & fittings. The catalogue is Labware.
Shelves beside this one are PVC, PTFE & other tubing, Stopcocks & valves, Silicone tubing and Tubing accessories.
What should I check before I order?
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.
How does ordering and shipping work?
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.

