Description
The Siemens 3WA9111-0AG03 is a high-quality auxiliary switch kit designed to expand the functionality of Siemens SENTRON circuit breakers. This kit provides essential additional contacts that can be used for remote signaling of breaker status (e.g., tripped, on, off) or for implementing safety interlocks in complex control systems. It is engineered for straightforward installation, allowing for quick upgrades to existing SENTRON devices.
Manufactured with Siemens’ renowned precision and durability, the 3WA9111-0AG03 auxiliary switch kit ensures reliable performance and long-term operation. The robust design guarantees that the switch will function accurately even in demanding industrial or commercial environments. This Siemens kit is a key component for enhancing the intelligence of your electrical protection infrastructure.
The Siemens 3WA9111-0AG03 auxiliary switch kit is ideal for applications in building automation, industrial control panels, and power distribution systems where monitoring and control interlocking are necessary. It allows for greater integration with PLC systems and remote monitoring solutions, improving operational oversight and safety.
Choose the Siemens 3WA9111-0AG03 auxiliary switch kit for its reliability, ease of installation, and enhanced functionality. It is a valuable accessory for maximizing the capabilities of your SENTRON circuit breakers.







