{"product_id":"reliance-electric-57408-b-programmable-logic-controller-module","title":"Reliance Electric 57408-B Programmable Logic Controller Module","description":"\u003cdiv\u003e\u003cp\u003eReliance Electric 57408‑B is the Power Module Interface for the AutoMax family of Reliance Electric programmable logic controllers, cataloged as 0‑57408‑B (also appearing as 0‑57408 or O‑57408‑B in listings). This thin, rectangular interface module sits in the Automate Digital Control System backplane and establishes the electrical connection between the backplane and PLC I\/O modules, including switch sensors and remote I\/O devices. Weighing about 0.70 kg (1.55 lb), it is designed for compact installation within industrial automation racks and built to endure the harsh environments typical of Reliance AutoMax deployments. As a dedicated power\/interface module, it does not execute control logic itself but enables reliable power distribution and signaling across the PLC network, supporting the control sequences managed by Reliance’s AutoMax controllers. The 57408‑B is commonly used in OEM automation setups where AutoMax PLCs control machine actuation and sensor feedback, providing the essential electrical interface to connect PLC modules with sensors and remote I\/O modules within the system.\u003c\/p\u003e\u003c\/div\u003e","brand":"RELIANCE","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46285439238378,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-024.png?v=1788727428","url":"https:\/\/gtghardware.com\/products\/reliance-electric-57408-b-programmable-logic-controller-module","provider":"GTG Hardware","version":"1.0","type":"link"}