Noritz EZ111DV 199,900 BTU Tankless Water Heater - HCNAC1004-NG
The Noritz EZ Series is the industry leader in tankless. Featuring top mounted connections to accommodate any installation scenario and manufactured with the highest quality materials, the EZ Series line is built to keep your home with hot water for years to come. Our industry-leading 25 year warranty is also just another reason why the EZ Series is the preferred choice for homeowners.
The heat exchanger of your Noritz EZ Series comes with an unmatched 25 year warranty, covering the most vital component of your tankless.
Feature
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Top Mounted Connections: Designed to accommodate any installation scenario with top-mounted connections, making it easy to replace traditional tank water heaters.
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High-Quality Materials: Built with the highest quality materials to ensure long-lasting durability and reliable performance, providing hot water for years to come.
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Industry-Leading Warranty: Offers an unmatched 25-year warranty on the heat exchanger, covering the most vital component of the tankless water heater and providing peace of mind for homeowners.
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Heat Exchanger: The heat exchanger, a crucial component, comes with a 25-year warranty, demonstrating the product's durability and the company's confidence in its longevity.
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Efficient Design: Engineered to deliver hot water efficiently, reducing energy consumption and lowering utility bills compared to traditional tank water heaters.
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Reliable Hot Water Supply: Ensures a consistent supply of hot water on demand, eliminating the need to wait for a tank to heat up.
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Compact Size: The tankless design saves space, making it an ideal choice for homes with limited space or for replacing bulky traditional tank heaters.
Specifications
| Model |
EZ98 (18,000-199,900 BTUh/0.5-11.1gpm) |
| Model |
EZ111 (18,000-180,000 BTUh/0.5-9.8gpm) |
| Uniform Energy Factor (UEF) |
0.95 (Natural Gas / Propane) |
| Design |
Compact, ANSI Z21.10.3/CSA 4.3 certified for indoor wall mount or outdoor installation (optional Vent Cap) |
| Heat Exchanger |
High-quality stainless steel |
| Venting Options |
Direct Vent (2" or 3" Schedule 40 PVC/CPVC, flexible PP vent) or outdoor installation with Vent Cap |
| Smart Features |
Wi-Fi Capable |
| Ignition |
Direct Electronic Ignition |
| Gas Line Compatibility |
1/2" gas pipe (refer to installation manual) |
| Multi-System Capability |
Optional 2-unit Quick Connect for increased hot water capacity |
| Modulation Range |
18,000 to 360,000/399,800 BTUh (with Quick Connect) |
| Turndown Ratio |
10/11:1 (individual unit) |
| Temperature Controls |
Remote thermostat (100°F to 140°F) |
| Safety Features |
Flame Sensor, Overheat Prevention, Lightning Protection, Freeze Protection, Condensate Overfill |
| Warranty |
25 Year Limited Heat Exchanger (Residential), 5 Year Limited Parts & 1 Year Labor |
| Approvals |
CSA, UPC**, NSF, Low NOx Approved By SCAQMD (Rule 1146.2 |
What Our Experts Think
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Maximum Heating Power: Offers 199,900 BTUs to deliver an endless hot water supply for large households or heavy-use applications.
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Superior Energy Efficiency: On-demand heating technology reduces energy waste, lowering operating costs and environmental impact.
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Flexible Direct Venting: Dual venting options with stainless steel compatibility ensure a smooth, adaptable installation.
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Space-Saving and Compact: Wall-mounted design frees up valuable floor space while delivering high-capacity performance.
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Long-Term Durability: Built with premium materials for reliable, maintenance-friendly operation over years of service.
Q&A
Q: What is the Noritz EZ111DV Tankless Water Heater?
A: The Noritz EZ111DV is a 199,900 BTU natural gas tankless water heater designed for residential and commercial use, providing continuous hot water with superior efficiency.
Q: What features make the EZ111DV easy to install?
A: It offers top-mounted water and gas connections with flexible venting options, reducing installation time and effort, especially for retrofits.
Q: What is the maximum flow rate?
A: The EZ111DV delivers a maximum flow rate of up to 11.1 GPM, ideal for high-demand applications and multiple simultaneous uses.
Q: How energy-efficient is the EZ111DV?
A: With a 0.96 UEF efficiency rating, it significantly reduces energy consumption and operating costs.
Q: What built-in safety features does it have?
A: The EZ111DV includes freeze protection, overheat protection, and scale detection for enhanced safety and long-lasting performance.
Q: Is professional installation recommended?
A: Yes, professional installation ensures proper setup, compliance, and optimal performance for reliable operation.
Maintenance Tips
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Annual Descaling: Flush the heat exchanger to remove scale and mineral buildup.
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Clean Water Filter: Inspect and clean the cold-water inlet filter every 6–12 months to maintain water flow.
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Ventilation Maintenance: Ensure intake and exhaust vents are clear of debris for proper airflow.
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Gas Line Inspection: Check connections for leaks or loose fittings regularly.
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Monitor Error Codes: Address error codes promptly using the troubleshooting guide.
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Exterior Cleaning: Wipe the outer casing to keep dust and dirt from accumulating.
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Professional Tune-Up: Schedule a certified technician for an annual service checkup to optimize performance and safety.
