Is the Mini air hose coupling DN2.7 with hose tail, nickel-plated brass, 16 bar compatible with RECTUS 20 and other DN 2.7 systems?

Yes. The Mini air hose coupling DN2.7, hose tail, nickel-plated brass, 16 bar is fully compatible with RECTUS 20 and other DN 2.7 quick-connect systems that share the same plug profile. It is designed as a DN 2.7 miniature quick-connect plug, interchangeable with RECTUS 20, and engineered for pneumatic use with air, nitrogen and other non-flammable gases up to 16 bar.

Can the Mini air hose coupling DN2.7, hose tail, nickel-plated brass, 16 bar be used with medical and laboratory gases such as nitrogen in sensitive measurement setups?

Yes — the Mini air hose coupling DN2.7, hose tail, nickel-plated brass, 16 bar can be used with medical and laboratory gases such as nitrogen in sensitive measurement setups, with some important caveats. Why it is suitable: - The product is explicitly engineered for pneumatic use with air, nitrogen and other non‑flammable gases and is rated to 16 bar. - It is built without a valve, which reduces internal dead volume and potential contamination points—beneficial for precision measurement and low-dead‑volume applications. - Materials and construction: nickel‑plated brass offers good mechanical strength, corrosion resistance and durability for many lab environments. - Operating range: reliable from −20 °C to +100 °C, covering typical lab conditions. - Compatibility: fully interchangeable with RECTUS 20 and other DN 2.7 systems, simplifying integration. Caveats and recommendations: - Nickel‑plated brass is not inert like stainless steel or specific high‑grade alloys; for ultra‑sensitive analytical work or reactive/trace‑level gas analysis, verify that brass and nickel plating do not introduce contamination or catalytic effects for your analytes. - The coupling has no integrated valve—ensure your system design prevents gas loss and meets safety requirements (use external shutoff valves if needed). - Confirm cleaning, leak‑testing and any certification requirements for medical or GMP environments; the datasheet does not state biocompatibility, medical device certification, or trace gas suitability. - For ultra‑high purity or corrosive gases consider fittings made of electropolished stainless steel or materials specified for high‑purity gas lines. Conclusion: For general medical/lab use with nitrogen and many sensitive measurement setups the Mini air hose coupling DN2.7, hose tail, nickel-plated brass, 16 bar is appropriate, but validate material compatibility, cleanliness and certification against your specific purity and regulatory requirements.

Mini air hose coupling DN2.7, hose tail, nickel-plated brass, 16 bar

All products, General-purpose low-pressure quick couplings/

Additional information

Material	B – brass (bronze)

The miniature quick-connect plug DN 2.7 is designed for applications where compact dimensions and reliable performance are essential. Equipped with either a corrugated hose end or a plastic hose end and secured with a screw clamp sleeve, this plug ensures a stable and leak-free connection. Built without a valve, it is perfectly suited for precise environments such as medical devices, laboratory setups, and measurement technology, where efficiency and accuracy are critical. Fully interchangeable with RECTUS 20 and other DN 2.7 quick-connect systems sharing the same plug profile, it offers maximum compatibility and flexibility. Engineered for pneumatic use with air, nitrogen, and other non-flammable gases, it withstands working pressures up to 16 bar and operates reliably within a wide temperature range from -20°C to +100°C. Manufactured from durable nickel-plated brass, it combines long-lasting resistance to wear and corrosion with a sleek, professional finish, making it an ideal choice for demanding industries that require both precision and durability.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
EW-MIKRO-WK-3	Quick coupling plug MIKRO DN2.7, for 3 mm hose, nickel-plated brass	3	16	In stock	Enquiry
EW-MIKRO-WK-4	Quick coupling plug MIKRO DN2.7, for 4 mm hose, nickel-plated brass	4	16	In stock	Enquiry
EW-MIKRO-WK-4X3	Quick coupling plug MIKRO DN2.7, for hose 4x3 mm, nickel-plated brass	3	16	In stock	Enquiry
EW-MIKRO-WK-5X3	Quick coupling plug MIKRO DN2.7, for hose 5x3 mm, nickel-plated brass	3	16	In stock	Enquiry
EW-MIKRO-WK-6X4	Quick coupling plug MIKRO DN2.7, for hose 6x4 mm, nickel-plated brass	4	16	In stock	Enquiry

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The miniature quick-connect plug DN 2.7 is designed for applications where compact dimensions and reliable performance are essential. Equipped with either a corrugated hose end or a plastic hose end and secured with a screw clamp sleeve, this plug ensures a stable and leak-free connection. Built without a valve, it is perfectly suited for precise environments such as medical devices, laboratory setups, and measurement technology, where efficiency and accuracy are critical. Fully interchangeable with RECTUS 20 and other DN 2.7 quick-connect systems sharing the same plug profile, it offers maximum compatibility and flexibility. Engineered for pneumatic use with air, nitrogen, and other non-flammable gases, it withstands working pressures up to 16 bar and operates reliably within a wide temperature range from -20°C to +100°C. Manufactured from durable nickel-plated brass, it combines long-lasting resistance to wear and corrosion with a sleek, professional finish, making it an ideal choice for demanding industries that require both precision and durability.