Product Model
mfh-5-1/4-24-npt-ex

Selling Points
- 1The Festo MFH-5-1/4-24-NPT-EX is a 5/2-way normally closed electrically-actuated solenoid valve designed for precise control in industrial applications. Its compact size and robust construction make it suitable for a wide range of pneumatic systems.
- 2This valve features a detenting manual override, ensuring easy operation and maintenance. The manual override allows for quick switching between automatic and manual control, enhancing flexibility in your operations.
- 3With a standard nominal flow rate of 1,000 l/min and operating pressures between 2.2 and 8 bar, the MFH-5-1/4-24-NPT-EX is capable of handling various fluid flow requirements. Its high flow rate makes it ideal for applications needing efficient air control.
- 4The valve is certified for explosion protection outside the EU (Class I, Div. 1 and Class II, Div. 1) and within the US (Class I, Div. 1 to Class III, Div. 2). This certification ensures safe operation in hazardous environments, making it a reliable choice for critical applications.
- 5Constructed with high-quality materials, including anodized aluminum housing and NBR/PU seals, the MFH-5-1/4-24-NPT-EX offers excellent corrosion resistance and durability. This ensures long-term performance and minimal maintenance needs, reducing downtime and operational costs.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Valve function | 5/2, closed, monostable | Actuation type | Electrical |
Width | 73mm | Standard nominal flow rate | 1000l/min |
Pneumatic working port | 1/4 NPT | Operating voltage | 24V DC |
Operating pressure | 2.2bar 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 | 7mm |
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 | 00991003 | Lap | Underlap |
Switching time off | 29ms | On switching time | 10ms |
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 | 450g |
Type of mounting | With through-hole | Venting hole connection | Internal |
Pilot exhaust air port 84 | M5 | Pneumatic connection 1 | 1/4 NPT |
Pneumatic connection 2 | 1/4 NPT | Pneumatic connection 3 | 1/4 NPT |
Pneumatic connection 4 | 1/4 NPT | Pneumatic connection 5 | 1/4 NPT |
Seals material | NBR PU | Housing material | Die-cast aluminum Anodized |
Manufacturer ID | 541662 |
Specifications may be subject to change without notice