{"product_id":"mcdonnell-miller-136000-51-s-2-m-mechanical-water-feeder","title":"McDonnell \u0026 Miller 136000 51-S-2-M Mechanical Water Feeder","description":"\u003cp\u003eMaintaining precise water levels in steam boilers is essential for operational safety and system longevity, and the \u003cstrong\u003eMcDonnell \u0026amp; Miller 136000\u003c\/strong\u003e mechanical water feeder provides a dependable, automatic solution. Designed as the \u003cstrong\u003e51-S-2-M\u003c\/strong\u003e model, this unit is engineered to deliver reliable make-up water directly to the boiler, preventing dry-fire conditions and ensuring the system operates at peak efficiency.\u003c\/p\u003e\u003cp\u003eThis mechanical feeder utilizes a robust float-operated valve assembly that responds instantaneously to fluctuating water levels. As the boiler water level drops, the float mechanism mechanically triggers the valve to introduce the required amount of fresh water, maintaining the optimal set point without the need for complex electronic sensors or power requirements.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Regulation:\u003c\/strong\u003e Ensures consistent water level maintenance through purely mechanical float activation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability Focused:\u003c\/strong\u003e Constructed with industrial-grade components to withstand the high-temperature environment of steam boilers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimplified Operation:\u003c\/strong\u003e Provides a robust, standalone water feed solution that does not rely on electrical signals for critical safety functions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily utilized in commercial and industrial steam boiler systems requiring automatic make-up water to manage evaporation losses and maintain consistent system pressures.\u003c\/p\u003e","brand":"McDonnell \u0026 Miller","offers":[{"title":"Default Title","offer_id":43125818032222,"sku":"136000","price":1721.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/136000_image_6bd4a7aa-5fb2-4022-ad26-f79f9ef5ed04.png?v=1786038560","url":"https:\/\/nationalboilersupply.com\/products\/mcdonnell-miller-136000-51-s-2-m-mechanical-water-feeder","provider":"National Boiler Supply","version":"1.0","type":"link"}