{"product_id":"microinterruptor-caldera-vaillant-257943","title":"Microswitch for Vaillant boiler code 257943","description":"\u003cp\u003eThe Vaillant 257943 microswitch is an electrical component designed for Vaillant brand boilers. Its main function is to detect the presence of flame or water pressure, allowing the proper operation of the boiler's ignition and safety system. It acts as a low-voltage switch that sends signals to control the burner’s ignition and shutdown.\u003c\/p\u003e\n\n\u003ch3\u003eWhat problem does this replacement part solve?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBoiler that does not ignite due to flame detection failure.\u003c\/li\u003e\n\u003cli\u003eFrequent ignition interruptions caused by electrical signal failure.\u003c\/li\u003e\n\u003cli\u003eBoiler that shuts off unexpectedly due to issues with internal sensors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eModels:\u003c\/h5\u003e\n\u003cp\u003eCompatible with various Vaillant boilers from the MAG and MAGXI ranges, among other related series.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVaillant MAG 19\/2\u003c\/li\u003e\n\u003cli\u003eVaillant MAG 24\/2I\u003c\/li\u003e\n\u003cli\u003eVaillant MAGXI\u003c\/li\u003e\n\u003cli\u003eVaillant MAG 275\u003c\/li\u003e\n\u003cli\u003eVaillant MAG 242\/3\u003c\/li\u003e\n\u003cli\u003eVaillant MAG 282\/3\u003c\/li\u003e\n\u003cli\u003eVaillant atmoMAG\u003c\/li\u003e\n\u003cli\u003eVaillant turboMAG\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eFeatures:\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003ePart type: electrical microswitch\u003c\/li\u003e\n\u003cli\u003eCompatible brand: Vaillant\u003c\/li\u003e\n\u003cli\u003eCode(s): 257943 (original Vaillant)\u003c\/li\u003e\n\u003cli\u003eApproximate dimensions: 6 cm height x 8 cm width x 9 cm depth\u003c\/li\u003e\n\u003cli\u003eConnection: terminals for standard electrical wiring\u003c\/li\u003e\n\u003cli\u003eFunction: flame detection and ignition on\/off control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eRecommendation:\u003c\/h5\u003e\n\u003cp\u003eBefore purchasing, verify that the part code 257943 or your Vaillant boiler model matches this microswitch to ensure full compatibility.\u003c\/p\u003e","brand":"VAILLANT","offers":[{"title":"Default Title","offer_id":56664578326906,"sku":"REM-286600001","price":42.87,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/8026\/2676\/files\/2860011_322_sma.webp?v=1773731366","url":"https:\/\/electrotodo.uk\/products\/microinterruptor-caldera-vaillant-257943","provider":"Electrotodo.es","version":"1.0","type":"link"}