How do the Festo Festo QSYG Series variants differ?

Festo QSYG Series part numbers differ by connector size, mounting and operating pressure. Use the selection guide above to pick by connector size.

How many Festo Festo QSYG Series part numbers are listed?

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

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

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

Festo QSYG Series

6 variants · Festo

About the Festo Festo QSYG Series series

The Festo Festo QSYG Series series groups 6 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common color of Blue, connection method of Push-In to Threaded and material of Polybutylene Terephthalate (PBT). Variants differ by connector size, mounting and operating pressure, so you can match the exact connector size your application requires using the selection guide below. All listed Festo QSYG Series part numbers are active and orderable.

Parameter	QSY-G1/2-12	QSY-G3/8-12	QSY-G1/4-10	QSY-G1/4-8	QSY-G1/8-8	QSY-G1/8-4
Connector size	G1/2	G3/8	G1/4	G1/4	G1/8	G1/8
Mounting	Chassis Mount	Chassis Mount	Free Hanging (In-Line)	Chassis Mount	Chassis Mount	Chassis Mount
Operating pressure	-13.8 to 87 PSI (-0.95 to 6 bar)	-13.8 to 87 PSI (-0.95 to 6 bar)	-13.8 to 203 PSI (-0.95 to 14 bar)	-13.8 to 87 PSI (-0.95 to 6 bar)	-13.8 to 87 PSI (-0.95 to 6 bar)	-13.8 to 87 PSI (-0.95 to 6 bar)

Festo QSYG Series

About the Festo Festo QSYG Series series

Select a variant by

Variant comparison

Shared specifications

Frequently asked questions

All variants

QSY-G1/2-12

QSY-G1/4-10

QSY-G1/4-8

QSY-G1/8-4

QSY-G1/8-8

QSY-G3/8-12

QSY-G1/2-12

QSY-G1/4-10

QSY-G1/4-8

QSY-G1/8-4

QSY-G1/8-8

QSY-G3/8-12