HAFNER Pneumatik: Your expert for pneumatic valves in the process industry
We are very proud to have one of the widest ranges of smart valve automation components for process automation. Besides 3/2-way and 5/2-way valves for standard on and off applications, customers often require special control valves and accessories. HAFNER offers a solution for any valve automation task. Just ask us!
Some technical features make HAFNER valves especially valuable in the process industry:
Our bestsellers: 3/2-way and 5/2-way NAMUR valves in different sizes:
![]() |
Series 701 • Orifice size 7 mm
• 1,250 Nl/min
• NAMUR Interface 1/4“
• Ports G 1/4“
|
|
![]() |
Series 101 • Orifice size 10 mm
• 2,250 Nl/min
• NAMUR Interface 1/4“
• Ports G 3/8“
|
|
![]() |
Series 121 • Orifice size 12 mm
• 3,000 Nl/min
• NAMUR Interface 1/2“
• Ports G 1/2“
|
![]() |
NAMUR-Flex The NAMUR-flex is designed for a maximum of flexibility. The valve itself can be used as a 5/2-way type on double acting actuators. |
![]() |
Quick-exhaust blocks The quick-exhaust block with NAMUR interface allows big spring-return actuators to close at high speed. It offers a maximum exhaust volume of 2,500 Nl/min. An integrated non-return valve ensures that no ambient atmosphere can be sucked into the actuator while exhausting. |
![]() |
Short-cut valve In the case of automated process valves which are equipped with a manual gear box, it has to be ensured that no air is trapped inside the actuator in case of manual operation. |
![]() |
NAMUR flow regulator plates Block form flow regulator as intermediate plate to be assembled between actuator and pilot-valve.
Advantages:
|
|
![]() |
||
![]() |
Also available with the 1/2“ NAMUR interface! |