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ASCO L121 Series General Purpose solenoid valve series

ASCO L121 Series General Purpose solenoid valve series

  • Product Item : ASCO L121 Series
  • Product Brand : Emerson
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ASCO L121 Series:

Introduction: Controls water, air, inert gases, steam and non-corrosive fluids, available in normally closed, normally open or general purpose versions, as well as proportional control and latching versions.

Features: Direct acting solenoid valve with brass body and small size suitable for shutting off liquid and gaseous fluids.

The ASCO L121 series is a general-purpose solenoid valve, but from February 29, 2024, this series has been discontinued and replaced by the ASCO 256 series. The following is a brief introduction to the ASCO L121 series:

Functional features: It is a direct-acting solenoid valve with a small size that can cut off liquid and gas fluids. It can be used to control water, air, inert gas, steam and non-corrosive fluids, and is suitable for a variety of industrial applications.

Structural form: There are two-position two-way or three-position two-way normally closed, normally open or general-purpose types, as well as various forms such as proportional control and locking types.


Since the L121 series has been replaced by the 256 series, here are some of the models of the ASCO 256 series:

SCG256B434VMS 24V DC

SCG256B001VMS 24V DC

SCG256B001VMS 24V 50 - 60Hz

SCG256B001VMS 230V 50 - 60Hz

SCG256B002VMS 24V 50 - 60Hz


ASCO 256 series solenoid valves are designed for shutoff control in a variety of industrial and commercial applications, with a range of third-party certifications, ranging from oil and gas burners to drinking water and food service applications. It has a compact design, can be installed in any position, and has a variety of integrated configurations.