3WL1212-4MB66-4GA4-ZF12F37R21T40

Product ID:220213
Updated: 2026/4/6
Siemens 3WL1212-4MB66-4GA4-ZF12F37R21T40

Key Features

  • 1Handle up to 1250A for reliable power distribution. 2、Provide secure top/bottom dual-hole front connections. 3、Ensure safe operation with Icu=100kA at 500V. 4、Suit both fixed and withdrawable applications flexibly. 5、Meet IEC In=1250A to 690V AC50/60Hz specifications.
Product Details
3WL1212-4MB66-4GA4-ZF12F37R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1212-4MB66-4GA4-ZF12F37R21

Specifications may be subject to change without notice