How do the Festo Festo QSY1 Series variants differ?

Festo QSY1 Series part numbers differ by connection method, mounting, operating pressure and product type. Use the selection guide above to pick by connection method.

How many Festo Festo QSY1 Series part numbers are listed?

21 Festo Festo QSY1 Series part numbers are listed, each with specifications and a datasheet where available.

How do I get pricing and lead time for Festo Festo QSY1 Series?

Request a quote (RFQ) for any Festo QSY1 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

Festo QSY1 Series

21 variants · Festo

About the Festo Festo QSY1 Series series

The Festo Festo QSY1 Series series groups 21 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Variants differ by connection method, mounting and operating pressure, so you can match the exact connection method your application requires using the selection guide below. All listed Festo QSY1 Series part numbers are active and orderable.

Select a variant by

Connection method

Parameter	QSY-10H-B	QSY-1/2-1/2-U	QSY-12H-10-B	QSY-1/2-T-U	QSY-1/4T-U	QSY-1/2-12
Connection method	—	—	—	—	—	Push-In to Threaded
Mounting	—	—	—	—	—	Free Hanging (In-Line)
Operating pressure	—	—	—	—	—	-14 to 87 PSI (-1 to 6 bar)
Product type	—	—	—	—	—	Y-Fitting
Weight	0.45 kgs	0.07 kgs	0 kgs	0.01 kgs	0.08 kgs	—
Connector size	—	—	—	—	—	R1/2

Festo QSY1 Series

About the Festo Festo QSY1 Series series

Select a variant by

Variant comparison

Frequently asked questions

All variants

QSY-1/2-1/2-U

QSY-1/2-T-U

QSY-1/4T-U

QSY-10H-B

QSY-12H-10-B

QSY-1/2-12

QSY-1/4-10

QSY-1/4-4

QSY-1/4-6

QSY-1/4-8

QSY-1/8-6

QSY-1/8-8

QSY-10

QSY-10-6

QSY-10-8

QSY-10-8-20

QSY-12

QSY-12-10

QSY-12-8

QSY-16-12

QSY-1/8-4

QSY-1/2-1/2-U

QSY-1/2-T-U

QSY-1/4T-U

QSY-10H-B

QSY-12H-10-B

QSY-1/2-12

QSY-1/4-10

QSY-1/4-4

QSY-1/4-6

QSY-1/4-8

QSY-1/8-6

QSY-1/8-8

QSY-10

QSY-10-6

QSY-10-8

QSY-10-8-20

QSY-12

QSY-12-10

QSY-12-8

QSY-16-12

QSY-1/8-4