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Festo QSL4 Series

3 variants · Festo

About the Festo QSL4 Series

The Festo QSL4 Series series groups 3 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 and mounting, so you can match the exact connection method your application requires using the selection guide below. All listed Festo QSL4 Series part numbers are active and orderable.

Select a variant by

Connection method
Push-In · Push-In to Sleeve
Mounting
Chassis Mount · Free Hanging (In-Line)

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-4HLQSL-4HQSL-4
Connection methodPush-In to SleevePush-In to SleevePush-In
MountingFree Hanging (In-Line)Free Hanging (In-Line)Chassis Mount

Request a quote on any Festo QSL4 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants