{"product_id":"mcdonnell-miller-144707-fpc-1000-sp-low-water-cut-off-with-short-probe","title":"McDonnell \u0026 Miller 144707 FPC-1000-SP Low Water Cut-Off with Short Probe","description":"\u003cp\u003eMaintain safe boiler operation with the \u003cstrong\u003eMcDonnell \u0026amp; Miller 144707\u003c\/strong\u003e, a high-quality low water cut-off (LWCO) featuring a short probe configuration. This \u003cstrong\u003eFPC-1000-SP\u003c\/strong\u003e unit serves as a critical safety barrier, designed to detect dangerously low water levels within your hydronic heating system to prevent burner dry-firing and significant equipment damage.\u003c\/p\u003e\u003cp\u003eThe system utilizes advanced conductive sensing technology to monitor water presence reliably. When the water level drops below the probe's elevation, the control unit initiates an immediate power interruption to the burner circuit, ensuring system integrity and preventing thermal stress on the heat exchanger.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Sensing:\u003c\/strong\u003e Reliable probe-based detection of water levels to ensure boiler safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Construction:\u003c\/strong\u003e Built to withstand the demands of professional hydronic heating environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimplified Integration:\u003c\/strong\u003e Designed for seamless installation into standard boiler control configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily utilized in commercial and residential hydronic heating systems requiring dependable low-water protection for cast iron or steel boilers.\u003c\/p\u003e","brand":"McDonnell \u0026 Miller","offers":[{"title":"Default Title","offer_id":43125826814046,"sku":"144707","price":328.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/144707_image_01c07be1-5075-487c-a7f8-868123255dea.png?v=1786039047","url":"https:\/\/nationalboilersupply.com\/products\/mcdonnell-miller-144707-fpc-1000-sp-low-water-cut-off-with-short-probe","provider":"National Boiler Supply","version":"1.0","type":"link"}