MPN

SMC Locking Shut-Off Valve Pneumatic Relay Pneumatic Manual Control Valve VHS Series, G 1/2, 1/2in, III B

RS Stock No.:: 233-7364
Mfr. Part No.:: VHS40-F04B-S
Brand:: SMC

SMC Locking Shut-Off Valve Pneumatic Relay Pneumatic Manual Control Valve VHS Series, G 1/2, 1/2in, III B

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Subtotal (1 unit)*

£42.71

(exc. VAT)

£51.25

(inc. VAT)

FREE delivery for orders over £50.00

Last RS stock

24 left, ready to ship
Plus 11 left, ready to ship from another location
Final 33 unit(s) shipping from 08 October 2025

Units	Per unit
1 +	£42.71

*price indicative

Alternative

This product is not currently available. Here is our alternative recommendation.

SMC Twist Selector Safety Valve Pneumatic Manual Control Valve VHS-D Series, G 1/2, 1/2mm, VHS40-F04-S-M-D

RS Stock No.: 631-789

Each

£39.34

(exc. VAT)

£47.21

(inc. VAT)

RS Stock No.:: 233-7364
Mfr. Part No.:: VHS40-F04B-S
Brand:: SMC

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	SMC
	Control Mechanism	Locking Shut-Off Valve
	Connection Port Thread	G 1/2
	Function	Pneumatic Relay
	Thread Size	1/2in
	Thread Standard	G
	Manufacturer Series	VHS
	Maximum Operating Pressure	8bar
	Minimum Operating Temperature	-5°C
	Maximum Operating Temperature	+50°C
	Model Number p	III B

	Select all
	Brand SMC
	Control Mechanism Locking Shut-Off Valve
	Connection Port Thread G 1/2
	Function Pneumatic Relay
	Thread Size 1/2in
	Thread Standard G
	Manufacturer Series VHS
	Maximum Operating Pressure 8bar
	Minimum Operating Temperature -5°C
	Maximum Operating Temperature +50°C
	Model Number p III B

SMC VHS Series Pneumatic Manual Control Valve, 8 Bar Maximum Operating Pressure, G 1/2 Connection Port Thread - VHS40-F04B-S

This pneumatic manual control valve serves as an integral component within a pneumatic relay system. Designed with a robust aluminium body, it operates effectively within a temperature range of -5 °C to +50 °C. The G 1/2 connection port ensures compatibility with various pneumatic applications, making it suitable for industrial environments where pressure regulation is critical.

Features & Benefits

• Locking shut-off feature provides enhanced safety during maintenance
• Zero blow-by technology ensures efficient air switching
• Maximum operating pressure of 8 bar accommodates various applications
• Indicator window allows for clear visual status confirmation
• Lightweight design facilitates easy installation and handling
• Designed according to UK regulations for reliable operation

Applications

• Used in automation systems for precise control
• Ideal for pneumatic machinery requiring pressure control
• Compatible with F.R.L. units for integrated solutions
• Utilised in safety systems demanding lock-out capabilities

How does the locking mechanism enhance safety during operation?

The locking mechanism prevents unintentional valve operation, ensuring that the device remains secure during maintenance. This significant feature reduces the risk of accidental pressure release, offering peace of mind for maintenance personnel.

What are the specific environmental conditions suitable for operation?

The valve operates effectively between temperatures of -5 °C and +50 °C, ensuring reliable performance in typical industrial environments without the risk of freezing or overheating.

Can the valve be combined with other components?

Yes, it is fully compatible with modular F.R.L. systems, allowing for versatile configurations in various pneumatic applications. This integration optimises performance and efficiency in pneumatic setups.

What is the weight of this control valve, and how does it impact installation?

Weighing 190 g, the valve's lightweight construction simplifies handling during installation and reduces the structural load on mounting points, facilitating easier integration into existing systems.

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