
Siemens 3WL9111-0AT65-0AA0
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The 3WL9111-0AT65-0AA0 is an essential accessory for the Siemens 3WL air circuit breakers. Designed to enhance communication capabilities, this product includes the COM35 communication module, supporting both PROFINET IO and Modbus TCP interfaces.
Although classified as obsolete since 2025, it remains a reliable solution for existing systems, allowing for seamless integration into your electrical infrastructure. Its compact design ensures easy installation, and it is tested for performance compliance.
This accessory is ideal for businesses looking to upgrade or maintain their Siemens equipment, providing improved management and monitoring of electrical systems.