3TX4440-0B SIEMENS

The 3TX4440-0B auxiliary switch block from Siemens is designed for seamless integration with contactor relays conforming to EN 50011 standards, specifically identified by the number 80E. This switch block enhances the functionality of your contactor relay system by providing four normally open (NO) contacts. These auxiliary contacts enable the implementation of additional control circuits and signaling functions, expanding the application possibilities of the main contactor. The flat connector terminals facilitate quick and reliable electrical connections, reducing installation time and ensuring secure wiring. Its compact design allows for easy mounting alongside the contactor relay, minimizing space requirements within the control panel. The 3TX4440-0B auxiliary switch block is a crucial component for comprehensive motor control and automation systems. It ensures reliable switching performance and extends the capabilities of your contactor relay setup. Siemens' commitment to quality ensures a durable and long-lasting product, contributing to the overall reliability of your electrical system. This auxiliary switch block is ideal for applications requiring additional control and feedback signals.