3TX4490-4B SIEMENS

The 3TX4490-4B Siemens surge suppressor is a crucial component designed to protect sensitive electronic equipment from voltage spikes and transients. This interference suppression diode effectively mitigates the harmful effects of surges, ensuring the longevity and reliable operation of connected devices. Equipped with an integrated LED indicator, the suppressor provides visual confirmation of its operational status, allowing for easy monitoring and troubleshooting. Specifically designed for DC circuits operating between 70 and 150 volts, this surge suppressor offers targeted protection for compatible systems. Its primary application involves direct plugging onto contactors, both with and without auxiliary switch blocks, simplifying installation and integration. By suppressing voltage spikes, the 3TX4490-4B prevents damage to contactor coils and other connected components. This leads to reduced downtime, lower maintenance costs, and improved overall system performance. The robust design and reliable performance of this surge suppressor make it an essential addition to any industrial or commercial setting where voltage fluctuations are a concern. Furthermore, its compact form factor ensures minimal space consumption within electrical panels and enclosures.