Dunkirk's Excelsior series of oil fired boilers are engineered for efficiency. Authentic three pass heat exchanger design allows for as much heat transfer as possible from heat exchanger to water supply, allowing for an AFUE of up to 86.5%. The footprint of this boiler is incredibly small, one of the smallest in its class. Its plug and play addition design allows for easy installation of an aquastat, pressure and temperature gauge, relief valve and more.
Dunkirk DK7EXA165AB Oil Fired Boiler Features:
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Caleffi, 1/2" Sweat AutoFill & Back Flow Preventer Combination, 1/2" Swt Inlet 1/2" NPT Outlet,573009A, Hot Water Systems, Glycol Solution, Radiant Heating
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Extrol-90 , Extrol Expansion Tank # 90 - 14 Gallon Bladder-Type, For use with closed hydronic heating and cooling systems
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Dunkirk DK Excelsior Series Boiler Standard Termination Kit
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Dunkirk DK Excelsior Series Boiler Direct Vent Pipe Kit 4"x15'
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General Data | |
|---|---|
| Medium | Hot Water |
| Fuel Type | Oil |
| Combustion Type | Conventional |
| Vent Type | Chimney |
| DHW Production | Available |
| Modulating/Staging | Staging |
| Mount Type | Floor |
| Minimum Altitude (Feet) | 0 |
| Maximum Altitude (Feet) | 2,000 |
| Includes Pump | Yes |
| Assembly Type | Packaged |
Performance Data | |
| Input Rate (GPH) | 1.65 |
| DOE Heating Capacity (BTU) | 198,000 |
| Net I=B=R Capacity (BTU) | 172,000 |
| Efficiency (%) | 85.8 |
Electrical Data | |
| Voltage (Volts) | 115 |
| Phase | 1 |
| Frequency (Hertz) | 60 |
Dimensions | |
| Primary Vent Pipe Diameter (Inches) | 6 |
| Supply Connection (Inches) | 1 1/4 |
| Return Connection (Inches) | 1 1/4 |
| Product Height (Inches) | 34 1/4 |
| Product Width (Inches) | 17 3/4 |
| Product Depth (Inches) | 27 1/2 |
| Product Weight (Pounds) | 620 |
Warranty | |
| Parts Warranty (Years) | 1 |
| Heat Exchanger Warranty (Years) | Lifetime |
We're sorry, manuals for this product have been removed at the manufacturer's request.