5SY4120-8

Product ID:111511
Updated: 2026/4/3
Siemens 5SY4120-8

Key Features

  • 1Ensure high-performance protection with excellent current limiting and selectivity. 2、Simplify installation with tool-free mounting and dismounting for quick removal. 3、Achieve robust installation using an IP20 enclosure and 35 mm DIN-rail mount. 4、Enable versatile connectivity with identical terminals for top or bottom infeed. 5、Monitor circuit conditions easily with an advanced trip indication feature.
Product Details
5SY4120-8
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Protection Class IP
IP20
Overvoltage Category
3
Release Characteristic
D
Voltage Type
AC
Lifecycle
Delivery Release (PM300)
Country of Origin
Germany
ECCN
N
AL
N
Model Number
5SY4120-8

Specifications may be subject to change without notice