3WL1212-3CB66-4GN4-ZK07R21T40

Product ID:120920
Updated: 2026/4/10
Siemens 3WL1212-3CB66-4GN4-ZK07R21T40

Key Features

  • 1Handle currents up to 6300 A AC and 4000 A DC reliably. 2、Retrofit communication modules and accessories with modular ease. 3、Integrate seamlessly via PROFINET, PROFIBUS, or Modbus protocols. 4、Operate reliably in demanding climates per IEC standards. 5、Deploy as incoming, tie, or outgoing feeder breakers.
Product Details
3WL1212-3CB66-4GN4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1212-3CB66-4GN4-ZK07R21T40

Specifications may be subject to change without notice