3WL1220-4MB66-4GA4-ZF12R21T40

Product ID:224458
Updated: 2026/6/13
Siemens 3WL1220-4MB66-4GA4-ZF12R21T40

Key Features

  • 1Handle currents up to 2000A for demanding applications.
  • 2Operate across a wide voltage range from 690V.
  • 3Ensure compatibility with both 50Hz and 60Hz power systems.
  • 4Enhance safety with overcurrent release and rear connections.
  • 5Secure reliable operation with a durable guide frame construction.
Product Details
3WL1220-4MB66-4GA4-ZF12R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1220-4MB66-4GA4-ZF12R21T40

Specifications may be subject to change without notice