{"product_id":"mcdonnell-miller-169400-101a-120v-automatic-water-feeder","title":"McDonnell \u0026 Miller 169400 101A-120V Automatic Water Feeder","description":"\u003cp\u003eMaintain consistent water levels in your boiler system with the \u003cb\u003eMcDonnell \u0026amp; Miller 169400 101A-120V\u003c\/b\u003e automatic water feeder. Designed for efficiency and precision, this unit provides reliable makeup water supply to prevent low-water cut-off conditions, ensuring your hydronic heating system operates safely and effectively.\u003c\/p\u003e\u003cp\u003eThe \u003cb\u003e101A-120V\u003c\/b\u003e model operates by detecting water levels and automatically activating a solenoid valve to restore proper volume when the level drops below the established setpoint. This automated cycle reduces the need for manual monitoring and helps protect critical heating components from damage due to dry-firing.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVoltage Compatibility:\u003c\/b\u003e Engineered for standard 120V electrical circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperational Reliability:\u003c\/b\u003e Automatic feed activation ensures continuous boiler protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaintenance Efficiency:\u003c\/b\u003e Reduces system downtime by providing consistent, controlled water replenishment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Specifically designed for use in residential and light commercial steam boilers and hydronic heating systems requiring automatic make-up water regulation.\u003c\/p\u003e","brand":"McDonnell \u0026 Miller","offers":[{"title":"Default Title","offer_id":43125907685470,"sku":"169400","price":704.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/169400_image_dc9ea7da-917e-4a09-8b80-84e830c922d3.png?v=1786044603","url":"https:\/\/nationalboilersupply.com\/products\/mcdonnell-miller-169400-101a-120v-automatic-water-feeder","provider":"National Boiler Supply","version":"1.0","type":"link"}