{"product_id":"beckhoff-automation-ek1521-signal-transmitter","title":"Beckhoff Automation EK1521 Signal Transmitter","description":"\u003cdiv\u003e\u003cp\u003eBeckhoff EK1521 is a 1-port EtherCAT fiber-optic junction designed as a topology extension module for EtherCAT networks. It provides a single optical link between EtherCAT devices, enabling long-distance connections with distances up to 20 km when using single-mode fiber. For wiring, SC\/PC connectors are recommended for the EK1521 and EK1521-0010 configurations, and the module carries IP20 enclosure protection with CE, UL, and Ex approvals. This module integrates with Beckhoff's EtherCAT ecosystem (e.g., via EK1100\/EL junctions) to extend networks or create fiber-topology links across plant floors or campuses.\u003c\/p\u003e\u003c\/div\u003e","brand":"BECKHOFF","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51676811034926,"sku":null,"price":580.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_6f130aad-8fb1-4b4d-9898-dc16c6bfb5b0.jpg?v=1769553752","url":"https:\/\/plgautomation.com\/products\/beckhoff-automation-ek1521-signal-transmitter","provider":"PLG Automation ","version":"1.0","type":"link"}