Eco-King Ultimate Commercial Boiler EK 499 CHB
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High-Efficiency Commercial Wall-Hung Boilers
Our commercial wall-hung boilers deliver up to 96% efficiency with European state-of-the-art condensing technology, providing reliable, energy-saving heating for commercial applications.
🔥 Multiple Sizes & Models
Available in 300, 400, and 500 MBH, with two models: standard boiler and volume water heater.
🌟 Durable ASME Stainless Steel Heat Exchanger
Engineered for long-lasting performance and corrosion resistance.
⚡ Expandable Cascade System
Cascade up to 16 boilers in a row. Racking systems support 2–4 units per rack with Low Loss Header, plug-and-play ready.
💨 Flexible Venting Options
Includes 3-in-1 venting adapters, allowing venting directly off the top using (C)PVC, PP, or stainless steel.
📱 Smart Connectivity
Optional Wi-Fi with mobile app. All boilers include outdoor sensors, and Bacnet/Modbus connections for advanced system control.
💧 Multiple Pump Connections
Supports dual temperature operation for DHW tanks and heating systems, providing efficient and customizable heating.
| Dimensions (h x w x d): 33" X 17" x 21" |
| Weight: 188 lbs. |
| Estimated Water Content: 2.75 gpm |
| Flow/Return connections: 1-1/4" |
| Gas connection: 1" |
| Exhaust & Intake connections (multiple options): 150/150/6" |
| Gross Input: 490,000 BTU |
| AFUE *1 : - |
| Combustion Efficiency: 94.7% |
| Gas Supply Pressure: nom/min/max : 7"/3.5"/11" |
| Electrical Supply: 120 V / Phase / 60V / 12A |
| Recovery Rate (DHW Models): 513 gph |
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