{"product_id":"mcdonnell-miller-172813-157s-m-md-hi-pressure-level-control","title":"McDonnell \u0026 Miller 172813 157S-M-MD Hi Pressure Level Control","description":"\u003cp\u003eReliable water level management is critical for high-pressure steam boiler safety, and the \u003cstrong\u003e157S-M-MD\u003c\/strong\u003e high-pressure level control provides dependable operation for demanding hydronic environments. Manufactured by McDonnell \u0026amp; Miller, this unit, identified by part number \u003cstrong\u003e172813\u003c\/strong\u003e, serves as a robust solution for maintaining consistent water levels to prevent dry firing and system failure.\u003c\/p\u003e\u003cp\u003eThis level control utilizes a precision float-actuated switch mechanism designed to handle the pressures found in industrial and commercial boiler systems. By sensing fluctuations in the water column, it triggers responsive switching to manage feed pumps or low-water cut-off functions, ensuring the boiler remains within safe operational parameters even under continuous, high-heat cycles.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision sensing:\u003c\/strong\u003e Engineered for accurate liquid level monitoring in high-pressure applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable architecture:\u003c\/strong\u003e Built with industrial-grade materials to withstand thermal stress and pressure variations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational longevity:\u003c\/strong\u003e Designed for reliability in demanding commercial and industrial steam settings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily used in commercial and industrial steam boilers, high-pressure condensate return systems, and heavy-duty hydronic boiler assemblies where automatic level maintenance is required for safety and efficiency.\u003c\/p\u003e","brand":"McDonnell \u0026 Miller","offers":[{"title":"Default Title","offer_id":43126101082206,"sku":"172813","price":1418.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/172813_image_8f967b92-01e0-4d09-a9a1-d785ddbe48c4.png?v=1786046352","url":"https:\/\/nationalboilersupply.com\/products\/mcdonnell-miller-172813-157s-m-md-hi-pressure-level-control","provider":"National Boiler Supply","version":"1.0","type":"link"}