3WL1240-2AA77-4GA4-ZC01R21T40

Product ID:144772
Updated: 2026/4/21
Siemens 3WL1240-2AA77-4GA4-ZC01R21T40

Key Features

  • 1Apply highly flexibly across various electrical installations. 2、Retrofit easily with a comprehensive range of accessories. 3、Integrate advanced communication via PROFINET, PROFIBUS, Modbus TCP/RTU. 4、Extend service life with modular, replaceable main contact elements. 5、Operate reliably in diverse climates per IEC 60068-2-30.
Product Details
3WL1240-2AA77-4GA4-ZC01R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-2AA77-4GA4-ZC01R21T40

Specifications may be subject to change without notice