3WL1212-3FG66-4GA4-ZF12R21T40

Product ID:217107
Updated: 2026/6/25
Siemens 3WL1212-3FG66-4GA4-ZF12R21T40

Key Features

  • 1Protect critical systems with robust overcurrent performance up to 1250A.
  • 2Ensure three-phase safety using the 3-pole configuration for complex installations.
  • 3Meet international safety standards through full IEC compliance certification.
  • 4Simplify installation with versatile top or bottom single-hole front connection options.
  • 5Reduce maintenance costs and downtime with reliable Siemens 3WL series design.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1212-3FG66-4GA4-ZF12R21T40

Specifications may be subject to change without notice

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