3WL1225-2NB66-4GN4-ZK07R21T40

Product ID:177236
Updated: 2026/4/22
Siemens 3WL1225-2NB66-4GN4-ZK07R21T40

Key Features

  • 1Handle up to 6300 A AC and 4000 A DC for demanding installations. 2、Serve as incoming-feeder, distribution, tie, or outgoing-feeder circuit breakers. 3、Monitor and diagnose in real-time via PROFINET, PROFIBUS, and Modbus. 4、Retrofit accessories like auxiliary releases and motorized mechanisms easily. 5、Operate reliably in harsh climates per IEC 60068-2-30 standard.
Product Details
3WL1225-2NB66-4GN4-ZK07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1225-2NB66-4GN4-ZK07R21T40

Specifications may be subject to change without notice