3WL1110-4FB66-4GN4-ZF12R21T40

Product ID:196246
Updated: 2026/4/15
Siemens 3WL1110-4FB66-4GN4-ZF12R21T40

Key Features

  • 1Handle currents up to 6300A AC and 4000A DC with high reliability. 2、Apply flexibly as incoming, distribution, tie, or outgoing feeder breakers. 3、Monitor and diagnose in real-time with ETU45B/ETU76B trip units. 4、Retrofit communication modules and accessories easily with modular design. 5、Meet IEC 60947-2 standards and ensure climate-proof durability per IEC 60068-2-30.
Product Details
3WL1110-4FB66-4GN4-ZF12R21T40
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
P.M300
Country of Origin
China
ECCN
9N9999
AL
N
Model Number
3WL1110-4FB66-4GN4-ZF12R21T40

Specifications may be subject to change without notice