Is the ISO-A Hydraulic Quick Connector Plug with BSP Female Thread and Valve, Type IA compatible with other ISO-A couplings from different manufacturers?

Yes. The ISO-A Hydraulic Quick Connector Plug with BSP Female Thread and Valve, Type IA is fully compatible with ISO-A couplings from other manufacturers. These “euro couplings” are designed to the ISO-A standard for interchangeability, so the Type IA plug will mate and operate correctly with other ISO-A quick couplings. Constructed from galvanized steel with NBR seals and rated for -25°C to +100°C, up to 400 bar (4:1 safety factor), it delivers reliable, durable performance and consistent flow characteristics when used with other ISO-A components.

Does the ISO-A Hydraulic Quick Connector Plug with BSP Female Thread and Valve, Type IA require specific maintenance intervals to ensure reliable performance?

Yes. The ISO-A Hydraulic Quick Connector Plug with BSP Female Thread and Valve, Type IA requires regular maintenance to ensure reliable performance. Recommended practices include periodic inspection for wear, damage or corrosion of the galvanized steel body; checking NBR seals for cuts, hardening or extrusion and replacing them if compromised; ensuring threads and valve faces are clean and free of debris to maintain a secure seal; and verifying proper operation of the shut-off valve to prevent leaks. Maintenance frequency depends on usage and operating conditions (heavy-duty, high-pressure or dirty environments require more frequent checks), but a routine visual inspection before each use and a more thorough service (seal replacement, cleaning, lubrication, pressure/function test) at regular intervals—such as every 3–12 months for typical professional applications—helps preserve performance within the specified range (-25°C to +100°C, up to 400 bar). Always follow the system manufacturer’s maintenance schedule and safety procedures.

ISO-A Hydraulic Quick Connector Plug with BSP Female Thread and Valve, Type IA

All products, Hydraulic quick couplings/

Additional information

Material	CS – steel (cast iron)

The ISO-A hydraulic quick coupling with shut-off valve and internal BSP thread is a reliable and versatile solution designed for demanding power hydraulics applications, ensuring secure and efficient transfer of hydraulic oil. Widely recognized as “euro couplings,” these components are commonly used in agricultural machinery, conveyors, and mobile platforms, offering full interchangeability with ISO-A quick couplings from other manufacturers. Manufactured from durable galvanized steel and equipped with high-quality NBR seals, the coupling guarantees long-lasting performance even under intensive operating conditions. With a broad temperature range from -25°C to +100°C and working pressure up to 400 bar, it provides exceptional resistance and safety, supported by a 4:1 safety factor. The optimized flow rate at Δp = 3 bar ensures smooth operation and efficiency, making this quick coupling an excellent choice for professionals seeking reliability, compatibility, and maximum productivity in hydraulic systems.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HQ-IA06-M-04G	ISO A plug DN6 with 1/4" BSP female thread	-	400	In stock	Enquiry
HQ-IA10-M-06G	ISO A plug DN10 with 3/8" BSP female thread	-	350	In stock	Enquiry
HQ-IA12-M-08G	ISO A plug DN12 with 1/2" BSP female thread	-	320	In stock	Enquiry
HQ-IA19-M-12G	ISO A plug DN20 with 3/4" BSP female thread	-	300	In stock	Enquiry
HQ-IA25-M-16G	ISO A plug DN25 with 1" BSP female thread	-	250	In stock	Enquiry
HQ-IA32-M-20G	ISO A plug DN32 with 1.1/4" BSP female thread	-	250	In stock	Enquiry
HQ-IA40-M-24G	ISO A plug DN40 with 1.1/2" BSP female thread	-	230	In stock	Enquiry
HQ-IA50-M-32G	ISO A plug DN50 with 2" BSP female thread	-	170	In stock	Enquiry

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The ISO-A hydraulic quick coupling with shut-off valve and internal BSP thread is a reliable and versatile solution designed for demanding power hydraulics applications, ensuring secure and efficient transfer of hydraulic oil. Widely recognized as “euro couplings,” these components are commonly used in agricultural machinery, conveyors, and mobile platforms, offering full interchangeability with ISO-A quick couplings from other manufacturers. Manufactured from durable galvanized steel and equipped with high-quality NBR seals, the coupling guarantees long-lasting performance even under intensive operating conditions. With a broad temperature range from -25°C to +100°C and working pressure up to 400 bar, it provides exceptional resistance and safety, supported by a 4:1 safety factor. The optimized flow rate at Δp = 3 bar ensures smooth operation and efficiency, making this quick coupling an excellent choice for professionals seeking reliability, compatibility, and maximum productivity in hydraulic systems.