MHE4-MS1H-3/2G-1/4 – Air Solenoid Valve – Festo Directional Control Valves

USD $ 110.25 USD $ 90.41

SKU: Festo 525187

Manufacturer Part Number: Festo 525187
Festo Directional Control Valves: MHE4-MS1H-3/2G-1/4
OEM Spec Ref 

The Festo MHE4-MS1H-3/2G-1/4 Directional Control Valve, with MPN 525187, is an expertly designed pneumatic component that plays a crucial role in controlling the direction of airflow within automated systems. This high-performance valve is built to integrate seamlessly into various industrial applications, providing reliability and precision to enhance system functionality and operational efficiency.

Key Features:

  • Precise Airflow Control: Engineered to deliver exact control over air direction, this valve ensures optimal operational conditions and peak performance for pneumatic systems.
  • Durable Construction: Constructed from robust materials, the MHE4-MS1H-3/2G-1/4 is designed to withstand the challenging conditions of industrial environments, ensuring long-lasting durability and reliability.
  • Compact and Efficient Design: Its compact size allows for easy installation in space-constrained areas, maintaining full functionality and contributing to versatile system design.
  • Rapid Response: Features a fast-acting response mechanism that allows for quick and efficient airflow adjustments, facilitating superior system dynamics.
  • Broad Compatibility: This valve is compatible with a wide range of pneumatic systems and can be integrated seamlessly into existing setups, enhancing flexibility and usability.


  • Enhanced System Efficiency: By providing effective directional control, the valve improves the efficiency and reliability of pneumatic processes, boosting overall system performance.
  • Reduced Operational Costs: Efficient control of airflow minimizes energy consumption, leading to significant cost savings and improved operational economics.
  • Extended Component Life: Proper management of airflow reduces wear and tear on system components, prolonging their lifespan and decreasing maintenance requirements.
  • Improved Safety: Consistent and reliable operation ensures safer pneumatic system performance, adhering to stringent safety standards.


  • Automated Manufacturing: Essential in manufacturing settings where precise air control is critical to maintaining high-quality production and operational consistency.
  • Control Systems: Integral to control systems that require stable and accurate air management to function correctly and efficiently.
  • Assembly Processes: Ideal for assembly operations needing robust and precise airflow control to ensure accurate component positioning and handling.
  • General Industrial Applications: Suitable for a broad range of industrial applications, the valve enhances operational precision and reliability, adapting to diverse pneumatic demands.

The Festo MHE4-MS1H-3/2G-1/4 Directional Control Valve stands as a testament to Festo’s commitment to advancing pneumatic technology, providing a sophisticated solution for managing airflow and optimizing the performance of industrial processes. This valve is a vital component for enhancing the efficiency and safety of pneumatic operations in various sectors.

Technical Data

Feature Specification
Valve function 3/2, closed, monostable
Actuation type Electrical
Width 18 mm
Standard nominal flow rate 400 l/min
Pneumatic working port G1/4
Operating voltage 24V DC
Operating pressure -0.09 MPa … 0.8 MPa
Operating pressure -0.9 bar … 8 bar
Structural design Pressure-relieved poppet valve
Reset method Mechanical spring
Degree of protection IP65
Certification RCM compliance mark
c UL us – Recognized (OL)
CE marking (see declaration of conformity) As per EU EMC directive
As per EU RoHS directive
UKCA marking (see declaration of conformity) To UK instructions for EMC
To UK RoHS instructions
Nominal width 4 mm
Width dimension 24 mm
Note on grid dimension Minimum distance between the valves is 6 mm
Exhaust air function With flow control option
Sealing principle Soft
Mounting position Any
Manual override Non-detenting
Type of control Direct
Flow direction Reversible with restrictions
Symbol 00991308
Lap Underlap
Reverse polarity protection Bipolar
Additional functions Spark suppression
Holding current reduction
Protective circuit
Operating pressure, reversible -0.09 MPa … 0.1 MPa
Operating pressure, reversible -0.9 bar … 1 bar
Operating pressure, reversible -13.05 psi … 14.5 psi
Max. switching frequency 210 Hz
Switching time off 3.5 ms
On switching time 3.5 ms
Tolerance for switching time off +10 %/-40 %
Tolerance for ON switching time +10%/-30%
Switching time variation 0.3 ms
Duty cycle 100%
Coil characteristics 24 V DC: low-current phase 2.125 W, high-current phase 8.5 W
Permissible voltage fluctuations +/- 10 %
Operating medium Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media Operation with oil lubrication possible (required for further use)
Vibration resistance Transport application test with severity level 2 as per FN 942017-4 and EN 60068-2-6
Shock resistance Shock test with severity level 2 as per FN 942017-5 and EN 60068-2-27
Corrosion resistance class (CRC) 2 – Moderate corrosion stress
LABS (PWIS) conformity VDMA24364-B1/B2-L
Cleanroom class Class 6 according to ISO 14644-1
Temperature of medium -5 °C … 60 °C
Ambient temperature -5 °C … 60 °C
Product weight 270 g
Electrical connection 2-pin
Type of mounting With through-hole
Pneumatic connection 1 G1/4
Pneumatic connection 2
Pneumatic connection 3 G1/4
Note on materials RoHS-compliant
Seals material HNBR
Housing material Die-cast metal, coated
Material of screws Steel, galvanized
Weight 0.270 kg