{"product_id":"siemens-3th20400-bb4-contactor-relay","title":"Siemens 3TH20400-BB4 Contactor Relay","description":"\u003cdiv\u003e\u003cp\u003eSiemens 3TH20400BB4 Contactor Relay is a 24 V DC coil auxiliary contactor from the 3TH2 family, featuring four normally open (NO) auxiliary contacts. It uses screw-terminal connections for easy wiring and is built in the 40E frame size, enabling compact installation in control panels. Common applications include energizing solenoids or other low-power devices, interlocking circuits, and signaling within DC-controlled motor and automation systems, where a single coil can switch multiple channels through the four NO contacts.\u003c\/p\u003e\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46268172009706,"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-3th20400-bb4-contactor-relay","provider":"GTG Hardware","version":"1.0","type":"link"}