3VA9978-0BA21

Product ID:128079
Updated: 2026/4/5
Siemens 3VA9978-0BA21

Key Features

  • 1Equip your system with HP (14 mm) changeover contacts for reliable switching. 2、Achieve flexible use with wide accessory compatibility. 3、Obtain optimum support from engineering to daily operation. 4、Integrate seamlessly with various bus systems. 5、Access professional online support and software tools.
Product Details
3VA9978-0BA21
Siemens

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Lifecycle
Delivery Release (PM300)
Country of Origin
Germany
ECCN
EAR99
AL
N
Model Number
3VA9978-0BA21

Specifications may be subject to change without notice