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Festo QSL1 Series

19 variants · Festo

About the Festo QSL1 Series

The Festo QSL1 Series series groups 19 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common material of Polybutylene Terephthalate (PBT), operating pressure of -14 to 87 PSI (-1 to 6 bar) and package of Bulk. Variants differ by connection method, mounting and connector size, so you can match the exact connection method your application requires using the selection guide below. All listed Festo QSL1 Series part numbers are active and orderable.

Select a variant by

Connection method
Push-In · Push-In to Sleeve · Push-In to Threaded
Mounting
Chassis Mount · Free Hanging (In-Line)
Connector size
R1/2 · R1/4 · R1/8

Shared specifications

Material
Polybutylene Terephthalate (PBT)
Operating pressure
-14 to 87 PSI (-1 to 6 bar)
Package
Bulk
Product type
Elbow Fitting
Temp operating max
80 °C
Temp operating min
-10 °C

Variant comparison

ParameterQSL-1/2-12QSL-12HLQSL-1/2-10QSL-10HLQSL-12QSL-12H
Connection methodPush-In to ThreadedPush-In to SleevePush-In to ThreadedPush-In to SleevePush-InPush-In to Sleeve
MountingFree Hanging (In-Line)Free Hanging (In-Line)Free Hanging (In-Line)Free Hanging (In-Line)Chassis MountFree Hanging (In-Line)
Connector sizeR1/2R1/2

Request a quote on any Festo QSL1 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants