{"product_id":"siemens-6es5512-5bc12-digital-input-module","title":"Siemens 6ES5512-5BC12 Digital Input Module","description":"\u003cdiv\u003e\u003cp\u003eSiemens 6ES5512-5BC12 is the AS512 512-interface module (basic board) built for the SIMATIC S5 family, a foundational component used to connect the S5 CPU with peripheral I\/O via the 512 expansion bus. Known in catalogs as the AS512 interface module or BASIC BOARD, it serves as the essential bridge that enables digital I\/O signaling within legacy Siemens automation configurations. The part is officially catalogued as 6ES5512-5BC12 and is commonly encountered as a replacement or retrofit element for 512-series installations. This module is referenced in Siemens and distributor catalogs as part of the 512-interface family, reflecting its role in integrating the S5 system’s central processing unit with attached input and output devices in mid- to late-20th-century automation setups.\u003c\/p\u003e\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"New Surplus No Box","offer_id":46268515352810,"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-018.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/siemens-6es5512-5bc12-digital-input-module","provider":"GTG Hardware","version":"1.0","type":"link"}