ProLine® Atmospheric Short Residential Water Heater, 40 gal, Natural Gas, 40 Kbtu/hr, Ultra Low NOx, 0.57 Energy Factor, 8-Year Warranty
PartAOSLN40NS8
MFG100279418
Description
AO Smith® ProLine® Master Gas Water Heater, Series: HURL-40, 40000 Btu/hr Heating, Natural Gas, 1/2 in Gas Connection, 40 gal Tank, Piezo Pushbutton Ignition, 3 in and 4 in Vent Size, 41 gph at 90 deg F Rise Recovery, 0.57 Energy Factor, 3/4 in Water Connection, 150 psi, Short, Ultra Low NOx: Yes, 22 in Dia x 51-1/2 in H
Notice
Price/Availability Accessible On Login- Only the following branch locations are authorized to sell AO Smith: Redding, Chico, Susanville & Medford. Please email our Water Heater Division with any questions.
- Intelligent control logic - The internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response to optimize performance
- Uses a thermopile to generate the power needed to operate the electronic gas control without requiring an external power source
- The electronic gas control incorporates and LED status indicator that monitors system operation and service diagnostics
- High uniform energy factor - Eco-Friendly non-CFC foam insulation, external heat traps and specially designed combustion chamber combine to produce a high UEF for maximum savings on operating costs
- Green Choice® gas burner - Enhanced Ultra-Low NOx burner complies with SCAQMD Rule 1121 and other air quality management districts with similar requirements for NOx emissions of less than 10 ng/J
- Dynaclean™ diffuser dip tube - Helps reduce lime and sediment buildup and maximizes hot water output
- Made from long-lasting PEX cross-linked polymer
- Coregard™ anode rod - Our anode rods have a stainless steel core that extends the life of the anode rod allowing superior tank protection far longer than standard anode rod
- ProLine® Master products have increased anode protection with either longer or multiple anodes depending on model
- Push button piezo igniter makes lighting the pilot fast and easy with one hand
- Heat trap nipple - Factory installed for faster installation
- Blue Diamond® glass coating provides superior corrosion resistance compared to industry standard glass lining
- Blue Diamond® glass coating blend is formulated in the same lab that creates the protection for our industry-leading commercial product line
- Enhanced-flow brass drain valve - Our residential water heaters have a solid brass, tamper resistant, enhanced flow, ball type, drain valve
- Uses a standard female hose fitting that allows for fast and easy draining during maintenance
- Designed for easy operation, this valve includes an integral screwdriver slot that features a 1/4 turn (open/close) radius, which not only permits full straight-through water flow but also a quick and positive shut off
| Fuel Type | Natural Gas |
| Tank Capacity Range | 38 to 40 gal |
| Ultra Low NOx | Yes |
| Heating Capacity | 40 Kbtu/hr |
| Warranty Years | 8 |
| Type | Short |
| Vent Type | Atmospheric |
| Series | ProLine® |
| Energy Factor | 0.57 |
| Tank Capacity | 40 gal |
| Dimensions | 22 in Dia x 51-1/2 in H |
| Gas Connection | 1/2 in |
| Ignition Type | Piezo Pushbutton |
| Pressure Rating | 150 psi |
| Recovery Rate | 41 gph at 90 deg F Rise |
| Tall or Short | Short |
| Vent Size | 3 and 4 in |
| Water Connection | 3/4 in |
| Brand | AO Smith® |
| Package Width | 23.13 in |
| Package Height | 51.31 in |
| UNSPSC | 40101825 |
| Package Length | 26.13 in |
| Manufacturer | A. O. Smith |
| UPC | 671657012977 |
| Manufacturer Part Number | 100279418 |
Temperature and Pressure Relief Valve
8 Years Limited Tank and Parts
CSA Certified|CSA Certified and ASME Specified T&P Relief Valve|Federal Energy Conservation Standards with Energy Policy and Conservation Act (EPCA)|Green Choice™|ANSI Z21.10.1-CSA 4.1 |ASHRAE/IES 90.1|UBC/CEC and HUD National Code
Residential
Notice
Price/Availability Accessible On Login- Only the following branch locations are authorized to sell AO Smith: Redding, Chico, Susanville & Medford. Please email our Water Heater Division with any questions.
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AO Smith®ProLine® Atmospheric Short Residential Water Heater, 40 gal, Natural Gas, 40 Kbtu/hr, Ultra Low NOx, 0.57 Energy Factor, 8-Year Warranty
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