3WL1112-4NG66-4GN4-ZF12F37R21T40

Product ID:101087
Updated: 2026/4/4
Siemens 3WL1112-4NG66-4GN4-ZF12F37R21T40

Key Features

  • 1Handle currents up to 1250A with IEC In=1250A to 690V. 2、Ensure safe operation with reliable Icu=55kA overcurrent protection at 500V. 3、Simplify installation using flexible rear horizontal connection options. 4、Enhance system security with integrated overcurrent release features. 5、Achieve long-lasting performance through durable, high-quality construction.
Product Details
3WL1112-4NG66-4GN4-ZF12F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1112-4NG66-4GN4-ZF12F37R21T40

Specifications may be subject to change without notice