3WL1240-4FB67-4GA4-ZF12R21T40

Product ID:158105
Updated: 2026/4/24
Siemens 3WL1240-4FB67-4GA4-ZF12R21T40

Key Features

  • 1Engineer reliability and efficiency with a high-performance design for demanding systems. 2、Protect three-phase industrial applications using a robust 3-pole configuration. 3、Meet IEC standards for 4000A to 690V with a Size II rating for robust overcurrent protection. 4、Ensure safe operation under extreme conditions with a superior 100kA Icu rating at 500V. 5、Simplify installation and maintenance via the convenient rear vertical connection design.
Product Details
3WL1240-4FB67-4GA4-ZF12R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1240-4FB67-4GA4-ZF12R21T40

Specifications may be subject to change without notice