Festo HE-3-1/2-QS-12 Shut-off Valve | High-Quality Pneumatic Solutions

Selling Points

1The Festo HE-3-1/2-QS-12 shut-off valve features a 3/2 double solenoid function, ensuring precise control over pneumatic systems.
2This valve is designed with a manual type of actuation, offering flexibility in operation and maintenance.
3The HE-3-1/2-QS-12 supports direct mounting via through-hole or thread types, making it easy to integrate into various setups.
4With a nominal flow rate of 812.7L/min and operating pressures up to 10BAR, this valve is suitable for high-performance applications.
5Constructed from PBT-reinforced material housing and featuring NBR material seals, the HE-3-1/2-QS-12 ensures durability and reliability in harsh environments.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Valve function	3/2, bistable	Selection of additional function	with exhaust function
Pneumatic connection 1	R1/2	Pneumatic connection 2	QS-12
Actuation type	Manual	Type of mounting	Optionally: Direct mounting via through-hole Direct fastening via thread
Standard nominal flow rate	834.3l/min	Nominal width	4.7mm
Operating pressure	-0.95bar 10bar	Ambient temperature	0°C 60°C
Housing material	PBT-reinforced	Operating medium	Compressed air as per ISO 8573-1:2010 [7:-:-]
Exhaust air function	Without flow control option	Sealing principle	Soft
Mounting position	Any	Structural design	Piston gate valve
Type of control	Direct	Flow direction	Non-reversible
Symbol	00997329	Information on operating and pilot media	Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)	2 - Moderate corrosion stress	LABS (PWIS) conformity	VDMA24364-B1/B2-L
Cleanroom class	Class 4 according to ISO 14644-1	Temperature of medium	0°C 60°C
Product weight	86g	Pneumatic connection 3	Not ducted
Material of screwed plug	Brass, nickel-plated	Note on materials	RoHS-compliant
Seals material	NBR	Manufacturer ID	153482

Specifications may be subject to change without notice