High-precision pressure regulator with directly actuated diaphragm, ideal for manifold assemblies. Compatible with adapter plate A8 for EN pressure gauge.
Product Modelms4n-lrb-1/4-d7-a8-as
Material Number531794
Product ID9945
Stock on Request
Last updated: 8/29/2026
Key Features
1
High Precision RegulationThe MS4N-LRB-1/4-D7-A8-AS pressure regulator ensures precise control of air pressure, making it suitable for applications requiring consistent output.
2
Directly Actuated DiaphragmThis design allows for efficient and reliable operation, ensuring that the regulator maintains the set pressure accurately.
3
Through Compressed Air SupplyThe regulator is designed to handle compressed air supply directly, eliminating the need for additional components and simplifying the installation process.
4
Compatibility with Adapter Plate A8The MS4N-LRB-1/4-D7-A8-AS is compatible with adapter plate A8, making it easy to integrate with EN pressure gauges for enhanced monitoring and control.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Size
4
Series
MS
Actuator lock
Rotary knob with detent can be closed with accessories
Mounting position
Any
Structural design
Directly controlled diaphragm regulator with continuous compressed air supply
Controller function
Outlet pressure constant With secondary exhausting With return flow function
5
Robust Construction and Corrosion ResistanceConstructed from durable materials like die-cast aluminum and NBR seals, this regulator offers moderate corrosion resistance, ensuring it can withstand various industrial environments.
Symbol
00995252
Pressure gauge
G1/8 prepared
Operating pressure
0.8bar 14bar
Pressure regulation range
0.5bar 12bar
Max. pressure hysteresis
0.25bar
Standard nominal flow rate
1500l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Storage temperature
-10°C 60°C
For use in the food industry
See supplementary material information
Temperature of medium
-10°C 60°C
Ambient temperature
-10°C 60°C
Product weight
222g
Type of mounting
Optionally: Front panel mounting Line installation With accessories
Pneumatic connection 1
1/4 NPT
Pneumatic connection 2
1/4 NPT
Note on materials
RoHS-compliant
Material of sub-base
Die-cast aluminum
Material of operator panel
PA POM
Seals material
NBR
Housing material
Die-cast aluminum
Diaphragm material
NBR
Manufacturer ID
531794
Festo MS4N-LRB-1/4-D7-A8-AS Pressure Regulator | High Precision Air Regulation | INDSLT
