3WL1225-3FB66-4GA4-ZF37K07R21T40

Product ID:104163
Updated: 2026/4/5
Siemens 3WL1225-3FB66-4GA4-ZF37K07R21T40

Key Features

  • 1Cover a 630A to 6300A range with only three frame sizes. 2、Retrofit easily using comprehensive accessory modules. 3、Integrate seamlessly via PROFINET, PROFIBUS, and Modbus. 4、Replace main contacts and upgrade trip units modularly. 5、Ensure reliability with IEC 60947-2 climate-proof compliance.
Product Details
3WL1225-3FB66-4GA4-ZF37K07R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1225-3FB66-4GA4-ZF37K07R21T40

Specifications may be subject to change without notice