{"product_id":"124363-aerco-boiler-low-water-cutoff-board","title":"124363 AERCO Boiler LOW WATER CUTOFF BOARD","description":"\u003ch1\u003e124363 AERCO Boiler LOW WATER CUTOFF BOARD\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003eNormal Stocking Part in our warehouse \u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003eReplaces 124363-1 \u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAERCO 124363 is the OEM Low Water Cutoff (LWCO) Board\u003c\/strong\u003e, and grounded sources confirm it is a \u003cstrong\u003ecritical safety control module\u003c\/strong\u003e used in AERCO Benchmark boilers and Innovation water heaters. It prevents catastrophic dry‑fire conditions by monitoring water level and shutting down the burner when water drops below a safe threshold.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003eAERCO 124363 Low Water Cutoff Board — OEM safety control board for AERCO Benchmark and Innovation systems. Provides continuous water‑level monitoring and automatic burner shutdown to prevent dry‑fire conditions and protect the heat exchanger. Engineered for precise communication with AERCO control logic and reliable commercial hydronic performance.\u003c\/div\u003e\n\u003ch2\u003e🔧 Core Identity \u0026amp; Function\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 124363 \u003cstrong\u003eComponent:\u003c\/strong\u003e Low Water Cutoff Board \u003cstrong\u003eOEM:\u003c\/strong\u003e AERCO\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis board performs \u003cstrong\u003econtinuous water‑level monitoring\u003c\/strong\u003e inside the heat exchanger. If water level becomes unsafe, it \u003cstrong\u003einterrupts the burner circuit\u003c\/strong\u003e, preventing overheating, thermal stress, and heat‑exchanger failure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eTechnical Role\u003c\/h2\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMonitors water level via electronic sensing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCommunicates with AERCO’s internal management system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePrevents dry‑fire conditions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports Benchmark \u0026amp; Innovation series units\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eUsed in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAERCO Benchmark boilers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAERCO Innovation water heaters\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCommercial hydronic systems requiring strict low‑water protection \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTypical replacement scenarios:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePersistent “Low Water” error codes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBurner failing to ignite during safety checks\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFaulty or intermittent water‑level readings\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Neuco","offers":[{"title":"Default Title","offer_id":45558642573378,"sku":"124363-1","price":575.61,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/Screenshot2025-12-19101006.png?v=1766164238","url":"https:\/\/hvacpartstore.com\/products\/124363-aerco-boiler-low-water-cutoff-board","provider":"HVACpartstore","version":"1.0","type":"link"}