mfh-3-1/4-24-ex

Product ID:10728
Updated: 2026/4/3
Festo mfh-3-1/4-24-ex

Key Features

  • 1Ensure precise control with a 3/2-way monostable design and 800 l/min flow. 2、Operate reliably with 24V DC across a 0.15-0.8 MPa pressure range. 3、Meet safety standards with explosion protection for Class I & II, Div. 1 areas. 4、Save space using the compact 73mm wide, 425g valve body. 5、Gain flexibility from soft mounting, manual override, and dedicated exhaust ports.
Product Details
mfh-3-1/4-24-ex
Festo

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Valve function
3/2, closed, monostable
Actuation type
Electrical
Width
73mm
Standard nominal flow rate
800l/min
Pneumatic working port
G1/4
Operating voltage
24V DC
Operating pressure
1.5bar 8bar
Reset method
Mechanical spring
Explosion protection certification outside the EU
Class I, Div. 1 (US) Class I, Div. 2 (US) Class II, Div. 1 (US) Class II, Div. 2 (US) Class III, Div. 1 (US) Class III, Div. 2 (US) EPL Gb (US) EPL Gc (US)
Certificate issuing authority
FM 3026030
Degree of protection
IP65
Nominal width
5mm
Exhaust air function
With flow control option
Sealing principle
Soft
Mounting position
Any
Manual override
Detenting
Type of control
Pilot-controlled
Flow direction
Non-reversible
Symbol
00991008
Lap
Underlap
Switching time off
29ms
On switching time
12ms
Coil characteristics
24 V DC: 4.6 W
Explosion prevention and protection
Class I, Div. 1 (US) Class I, Div. 2 (US) Class II, Div. 1 (US) Class II, Div. 2 (US) Class III, Div. 1 (US) Class III, Div. 2 (US) Zone 1 (US) Zone 2 (US)
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)
Corrosion resistance class (CRC)
1 - Low corrosion stress
Temperature of medium
-5°C 40°C
Ambient temperature
-5°C 40°C
Product weight
425g
Type of mounting
With through-hole
Venting hole connection
Internal
Pilot exhaust air port 82
M5
Pneumatic connection 1
G1/4
Pneumatic connection 2
G?
Pneumatic connection 3
G1/4
Seals material
NBR PU
Housing material
Die-cast aluminum Anodized
Manufacturer ID
541657

Specifications may be subject to change without notice