3WL1240-3FG77-4GA4-ZF12F23F37R21T40

Product ID:194857
Updated: 2026/4/15
Siemens 3WL1240-3FG77-4GA4-ZF12F23F37R21T40

Key Features

  • 1Handle currents up to 4000A for demanding industrial power distribution. 2、Enhance safety with an overcurrent release rated Icu=80kA at 500V. 3、Connect flexibly using rear terminals in vertical or horizontal configurations. 4、Ensure longevity with a robust construction of high-grade materials. 5、Install quickly and efficiently in various industrial panel setups.
Product Details
3WL1240-3FG77-4GA4-ZF12F23F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-3FG77-4GA4-ZF12F23F37R21T40

Specifications may be subject to change without notice