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Festo QSYL Series

10 variants · Festo

About the Festo QSYL Series

The Festo QSYL Series series groups 10 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common connection method of Push-In to Threaded, material of Polybutylene Terephthalate (PBT) and mounting of Free Hanging (In-Line). Variants differ by connector size, so you can match the exact connector size your application requires using the selection guide below. All listed Festo QSYL Series part numbers are active and orderable.

Select a variant by

Connector size
R1/2 · R1/4 · R1/8 · R3/8

Shared specifications

Connection method
Push-In to Threaded
Material
Polybutylene Terephthalate (PBT)
Mounting
Free Hanging (In-Line)
Operating pressure
-14 to 87 PSI (-1 to 6 bar)
Package
Bulk
Product type
Right Angle, Y-Fitting
Temp operating max
80 °C
Temp operating min
-10 °C

Variant comparison

ParameterQSYL-1/2-12QSYL-3/8-10QSYL-1/4-10QSYL-1/4-6QSYL-3/8-12QSYL-3/8-8
Connector sizeR1/2R3/8R1/4R1/4R3/8R3/8

Request a quote on any Festo QSYL Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants