{"product_id":"siemens-6es5701-2la12-programmable-logic-controller-module","title":"Siemens 6ES5701-2LA12 Programmable Logic Controller Module","description":"\u003cdiv\u003e\u003cp\u003eSiemens 6ES5701-2LA12 is the ER 701-2 expansion rack for SIMATIC S5, designed to accompany the SIMATIC S5-115U\/H\/F central controller and extend I\/O capacity in legacy automation installations. It provides seven free module slots for expansion modules, enabling a distributed configuration that lets I\/O be located near sensors and actuators while the CPU remains centralized. The part is cataloged as 6ES5701-2LA12 (also listed as 6ES5-701-2LA12) and is used in SIMATIC S5 systems to expand I\/O points without replacing the main controller. Typical applications include process control and machine automation scenarios where additional remote I\/O is required in older Siemens deployments, with the ER 701-2 mounting rack serving as the dedicated chassis for expansion modules in the S5 ecosystem. Used in retrofits or spare-parts scenarios, this rack is a common catalog entry for replacement expansion capacity in legacy SIMATIC S5 installations. \u003c\/p\u003e\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"New Surplus No Box","offer_id":46268516368618,"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-6es5701-2la12-programmable-logic-controller-module","provider":"GTG Hardware","version":"1.0","type":"link"}