{"product_id":"siemens-6es5451-3aa11-digital-output-module-for-simatic-s7-300","title":"Siemens 6ES5451-3AA11 Digital Output Module for SIMATIC S7-300","description":"\u003cdiv\u003e\u003cp\u003eSiemens 6ES5451-3AA11 Digital Output Module, part of the SIMATIC S5 family (451-series), provides 16 DC 24 V output channels designed to switch loads in older automation installations. Each channel is rated for up to 0.5 A, suitable for driving relays, contactors, and other 24 V devices, with outputs described as galvanically isolated from the backplane and from each other for noise immunity in industrial environments. The module is a compact 16‑channel digital output card, typically described as having floating outputs and a compact form factor that fits into S5 backplanes. In practical terms, it enables straightforward control of conveyors, machine tools, and other equipment that rely on 24 V logic signals in legacy lines. Note that this 451-series module is associated with SIMATIC S5 systems and is not a dedicated device for modern S7-300 installations, so compatibility with a given host controller and backplane should be confirmed before integration.\u003c\/p\u003e\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46268508864746,"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-6es5451-3aa11-digital-output-module-for-simatic-s7-300","provider":"GTG Hardware","version":"1.0","type":"link"}