Beschrijving
Aeration valve for Rocker 300/400/410/430 is a dedicated laboratory accessory for the Rocker vacuum pump series. It provides controlled aeration of the vacuum path so operators can equalise pressure safely during filtration, sample handling and system shut-down. The valve is specified for Rocker models 300, 400, 410 and 430, ensuring correct fitment on the corresponding pump configurations used in many laboratories. From manufacturer Witeg, it is offered as a single piece for convenient replacement or completion of a pump set-up. In daily practice an aeration valve supports gentle vacuum release, protects sensitive samples and simplifies filter changes or flask removal without abrupt pressure shocks. As a model-specific component it integrates directly with the listed Rocker instruments and belongs to standard laboratory materials inventories. Facilities that run several Rocker units benefit from keeping matching aeration valves on hand to reduce instrument downtime. The part is intended for research, quality-control and teaching environments that rely on Rocker vacuum pumps for filtration workflows, solid-phase extraction support and general vacuum tasks. Clear model compatibility helps purchasing and maintenance teams select the right spare without adapters or modification.
This article is part of Stopcocks & valves, in Tubing, hoses & fittings.
Key features
- Pack size: 1 pc
- Product type: Aeration valve
- Compatible models: Rocker 300/400/410/430
- Function: Controlled system aeration
- Country of origin: Taiwan
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Questions about Air outlet for Rocker 300/400/410/430
What is this article?
Air outlet for Rocker 300/400/410/430 is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Stopcocks & valves, inside Tubing, hoses & fittings, in Labmateriaal.
A stopcock opens and closes a line, or directs it between ports. Glass stopcocks have a ground plug that needs grease or a PTFE key. The bore decides the flow. A two-way and a three-way key are different parts.
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 Stopcocks & valves. The catalogue is Labmateriaal.
Shelves beside this one are Hose connectors, adapters & fittings, PVC, PTFE & other tubing, 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.
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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.

