Short Product Description: The Festo HEP-1/4-D-MIDI is a precision on/off valve for pneumatic systems, ensuring reliable operation and durability.
Product Modelhep-1/4-d-midi
Material Number193250
Product ID7781
Stock on Request
Last updated: 8/29/2026
Key Features
1
Reliability and DurabilityThe HEP-1/4-D-MIDI is built to last, ensuring consistent performance in demanding applications. Its robust design withstands the rigors of pneumatic system operation, providing long-lasting reliability.
2
Precision ControlThis valve offers precise control over pneumatic systems, allowing for accurate regulation of pressure and flow rates. Its pneumatic actuation ensures smooth and reliable operation.
3
VersatilityThe HEP-1/4-D-MIDI can be used as an individual device or integrated into larger pneumatic systems. Its modular design makes it easy to install and maintain, enhancing system flexibility.
4
Compliance with SpecificationsThe product reliability data sheet confirms that the HEP-1/4-D-MIDI operates as intended when used in compliance with all specifications. This ensures that the valve performs optimally in various applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Structural design
Piston gate valve
Actuation type
Pneumatic
Sealing principle
Soft
Exhaust air function
Without flow control option
Manual override
None
Reset method
Mechanical spring
5
Ease of MaintenanceDesigned for easy maintenance, the HEP-1/4-D-MIDI features a user-friendly design that minimizes downtime. Its components are accessible, making it simple to perform routine checks and repairs.
Symbol
00991173
Valve function
3/2, closed, monostable
Operating pressure
0bar 16bar
Pilot pressure
3bar 16bar
C value
10.1l/sbar
b-value
0.46
Standard nominal flow rate
2600l/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
Note on materials
RoHS-compliant
LABS (PWIS) conformity
VDMA24364-B1/B2-L
Temperature of medium
-10°C 60°C
Ambient temperature
-10°C 60°C
Type of mounting
Line installation With accessories
Mounting position
Any
Flow direction
Non-reversible
Product weight
500g
Pneumatic connection 1
G1/4
Pneumatic connection 2
G1/4
Pneumatic connection 3
G1/4
Pilot air port 12
G1/8
Air quality class at the output
Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas
