3WL1240-3FB77-4GA4-ZF12F36R21T40

Product ID:177951
Updated: 2026/4/22
Siemens 3WL1240-3FB77-4GA4-ZF12F36R21T40

Key Features

  • 1Handle currents up to 4000A for demanding high-power applications. 2、Ensure compliance with international IEC safety and performance standards. 3、Simplify maintenance and installation with a sturdy, easy-withdraw guide frame. 4、Provide reliable overcurrent protection rated for 500V systems. 5、Configure rear connections horizontally or vertically for versatile panel design.
Product Details
3WL1240-3FB77-4GA4-ZF12F36R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3FB77-4GA4-ZF12F36R21T40

Specifications may be subject to change without notice