3WL1120-4FG66-4GA4-ZF12R21T40

Product ID:109537
Updated: 2026/4/7
Siemens 3WL1120-4FG66-4GA4-ZF12R21T40

Key Features

  • 1Ensure high reliability with robust performance in demanding industrial environments. 2、Apply versatile 3-pole design for systems up to 2000A and 690V AC. 3、Achieve 55kA Icu interrupting capacity for superior overcurrent protection. 4、Simplify installation with convenient rear connection terminals. 5、Enhance operational safety using the built-in overcurrent release mechanism.
Product Details
3WL1120-4FG66-4GA4-ZF12R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1120-4FG66-4GA4-ZF12R21T40

Specifications may be subject to change without notice