{"product_id":"siemens-3sb3-647-0aa31-illuminated-momentary-push-button","title":"Siemens 3SB3 647-0AA31 Illuminated Momentary Push Button","description":"\u003cdiv\u003e\u003cp\u003eSiemens 3SB3 647-0AA31 is an illuminated momentary push button from the SIRIUS 3SB3 family, designed for panel mounting in control enclosures. The 40 mm diameter device includes built‑in illumination and a momentary action that returns to the rest position when released, making it well suited for start\/stop and signaling functions in industrial automation. It’s listed within Siemens’ commanding and signaling devices lineup and is compatible with matching 40 mm holders; the 3SB3 family includes multiple color\/configuration options (for example 3SB3 00-0AA11, 01-0AA31) to suit different indication needs. The order code 647-0AA31 identifies this illuminated-momentary variant within the 3SB3 series, commonly deployed on machine control panels and process automation interfaces where a clearly visible user input is required.\u003c\/p\u003e\u003c\/div\u003e","brand":"SIEMENS","offers":[{"title":"New","offer_id":46268145893610,"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-017.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/siemens-3sb3-647-0aa31-illuminated-momentary-push-button","provider":"GTG Hardware","version":"1.0","type":"link"}