{"product_id":"mcdonnell-miller-176902-157s-rl-hi-pressure-level-control","title":"McDonnell \u0026 Miller 176902 157S-RL Hi-Pressure Level Control","description":"\u003cp\u003eEnsure reliable steam boiler operation with the \u003cstrong\u003eMcDonnell \u0026amp; Miller 176902\u003c\/strong\u003e 157S-RL level control, a robust solution engineered for high-pressure industrial environments. This critical component serves as a primary control device to effectively monitor and regulate water levels, preventing dry-firing and promoting consistent steam production throughout your hydronic system.\u003c\/p\u003e\u003cp\u003eThe unit utilizes a float-actuated mechanism designed to react instantly to water level fluctuations within the boiler. As the water level rises or falls, the internal float assembly engages precision switches to cycle feed pumps or trigger low-water cut-off functions, ensuring the boiler remains within safe operating parameters at all times.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Tolerance:\u003c\/strong\u003e Engineered to withstand demanding high-pressure steam boiler environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Heavy-duty construction designed for long-term durability and consistent cycle accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Integration:\u003c\/strong\u003e Seamlessly interfaces with existing burner circuits and feed water pumps for comprehensive level management.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for commercial and industrial high-pressure steam boiler systems requiring precise level control, auxiliary water feed monitoring, and automated low-water safety protocols.\u003c\/p\u003e","brand":"McDonnell \u0026 Miller","offers":[{"title":"Default Title","offer_id":43127111221342,"sku":"176902","price":1631.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/176902_image_45066d1f-21ef-40f6-b6a5-5425f2f0cecf.png?v=1786047527","url":"https:\/\/nationalboilersupply.com\/products\/mcdonnell-miller-176902-157s-rl-hi-pressure-level-control","provider":"National Boiler Supply","version":"1.0","type":"link"}