We spent many hours on research to finding ao smith tankless gas water heater, reading product features, product specifications for this guide. For those of you who wish to the best ao smith tankless gas water heater, you should not miss this article. ao smith tankless gas water heater coming in a variety of types but also different price range. The following is the top 10 ao smith tankless gas water heater by our suggestions
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1. Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8)- Eliminate Time for Hot Water – Shelf, Wall or Floor Mounted
Feature
- CONVENIENT HOT WATER HEATER: 7 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 17.5 W x 17.5 H x 14.5 D Inches
- INSTALLED VERTICALLY OR HORIZONTALLY: This larger model can be mounted vertically (7 gal. of water supply) or horizontally (5.1 gal. of water supply)- vertical orientation is installed with the cold and hot lines on top of the unit
- RELIABLE WATER SOURCE: Easily hard-wire the 7-gallon model to provide the on-demand reliable water source your home or office needs
- IMPORTANT INFORMATION: Heating capacity of 1440 watts and a temperature range of 65-145°F max. Operating pressure-150 psi. Water fittings-3/4 inch Male NPT. Electrical requirements (Amp 12A/Volts 120)
- EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included for vertical orientation only)
- simply tap into the cold water line and install the water heater directly at the sink to provide hot water
Description
120V – requires hard wiring. 1440W element. Magnesium anode rod. Rectangular shape with 2″ of foam insulation. Glass lined tank for longer life. 6 year warranty on heater and 1 year warranty on parts for both commercial and residential use. Temperature/pressure relief valve included. Can be mounted both horizontally or vertically. Mounts on floor or wall. Meets ASHRAE 90.1. See Info Page for technical and installation specifications.
2. Rinnai RUR Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation
Feature
- Endless hot water for your entire home. Energy Factor is 0.96
- RUR199in Sensei SE+ Super High Efficiency Tankless Hot Water Heater – Natural Gas: Indoor Installation Only
- Up to 11 GPM hot water flow rate (varies by groundwater temp)
- Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
- Residential Factory Warranty – 120 months (heat exchanger), 12 months (labor), 60 months (parts)
Description
Enjoy an endless supply of hot water with the SENSEI™ RUR199iN Super High Efficiency Plus condensing tankless water heater from Rinnai. Only the size of a small suitcase, the natural gas RUR199iN model is compact, easy-to-install and perfect for indoor locations.
3. Rinnai V65IN 6.6 GPM Indoor Low NOx Tankless Natural Gas Water Heater
Description
Product Description
Features ENERGY STAR Qualified Energy Factor of .82 for Natural Gas and Propane Certified for Installation in Manufactured (Mobile) Homes Leak detection shuts off water to unit to limit property damage Enhanced scale detection lessens possibility of serious, long-term damage to unit Temperature lock prevents accidental or unauthorized changes to water temperature Complies with South Coast Air Quality Management District 14 ng/J or 20 ppm NOx emission levels Rinnai Value Series Tankless Water Heater Product Warranty Dimensions Width: 14 Inches Height: 23 Inches Depth: 9 Inches Weight 45.6 Pounds Ignition Direct Electronic Hot Water Capacity 0.26 to 6.6 GPM Minimum Activation Rate 0.4 GPM Minimum/Maximum Gas Rate (Input BTUs ) 10,300 150,000 Energy Factor 0.82 for Natural Gas and Propane Energy Star Yes Approved Gas Types Natural Gas or Propane Temperature Settings 98F – 140F with MC-91-2US 98F – 160F with MCC-91-2US Type of Controller MC-91-2US (included) MCC-91-2US (optional for Hydronic Applications) MC-100V-1US Deluxe Controller (optional) BC-100V-1US Bathroom Controller (optional) Ultra Lox NOx Yes Electrical AC 120 Volts, 60 Hz Electrical Consumption Normal: 76 Watts Standby: 2 Watts Anti-Frost Protection: 120 Watts Service Connections Gas Supply: 3/4 Inch MNPT Cold Water Inlet: 3/4 Inch MNPT Hot Water Outlet: 3/4 Inch MNPT. Turn off gas supply and 120 V power supply
From the Manufacturer
Features ENERGY STAR Qualified Energy Factor of .82 for Natural Gas and Propane Certified for Installation in Manufactured (Mobile) Homes Leak detection shuts off water to unit to limit property damage Enhanced scale detection lessens possibility of serious, long-term damage to unit Temperature lock prevents accidental or unauthorized changes to water temperature Complies with South Coast Air Quality Management District 14 ng/J or 20 ppm NOx emission levels Rinnai Value Series Tankless Water Heater Product Warranty Dimensions Width: 14 Inches Height: 23 Inches Depth: 9 Inches Weight 45.6 Pounds Ignition Direct Electronic Hot Water Capacity 0.26 to 6.6 GPM Minimum Activation Rate 0.4 GPM Minimum/Maximum Gas Rate (Input BTUs ) 10,300 150,000 Energy Factor 0.82 for Natural Gas and Propane Energy Star Yes Approved Gas Types Natural Gas or Propane Temperature Settings 98F – 140F with MC-91-2US 98F – 160F with MCC-91-2US Type of Controller MC-91-2US (included) MCC-91-2US (optional for Hydronic Applications) MC-100V-1US Deluxe Controller (optional) BC-100V-1US Bathroom Controller (optional) Ultra Lox NOx Yes Electrical AC 120 Volts, 60 Hz Electrical Consumption Normal: 76 Watts Standby: 2 Watts Anti-Frost Protection: 120 Watts Service Connections Gas Supply: 3/4 Inch MNPT Cold Water Inlet: 3/4 Inch MNPT Hot Water Outlet: 3/4 Inch MNPT
4. Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater
Feature
- External adjustable digital thermostatic control with LED display (+/1 degree accuracy
- Durable Copper immersion two heating elements, field Serviceable.Self-modulating power control
- Simple installation – 3 foot electric cable and 1/2 NPT adapters included
- side 1/2 inch Compression water connections
- 99.8% energy efficient. External controls to adjust temperature in increments of 1°f. Water-Saver Shower Head – 1.5 GPM
- Threaded for easy replacement, simple installation, digital temperature display
- 54 A
Description
Professional classic® tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications
5. Rinnai RU Series Sensei SE+ Tankless Hot Water Heater: Indoor Installation, RU130in – Natural Gas/7 GPM
Feature
- Endless hot water for your entire home
- RU130in Sensei SE+ Super High Efficiency Tankless Hot Water Heater – Natural Gas: Indoor Installation Only
- Up to 7 GPM hot water flow rate (varies by groundwater temp)
- Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
- Residential Factory Warranty – 120 months (heat exchanger), 12 months (labor), 60 months (parts)
Description
With an enhanced combustion design, the Rinnai sensei tankless water heater provides a better experience for both users and installers. Like all Rinnai tankless water heaters, it’s also vertically integrated. That means all key components are manufactured by Rinnai — to ensure Rinnai quality.
6. Rinnai RL Series HE+ Tankless Hot Water Heater: Indoor Installation
Feature
- Endless hot water for your entire home
- RL75iN HE+ High Efficiency Tankless Hot Water Heater – Natural Gas: Indoor Installation Only
- Up to 7.5 GPM hot water flow rate (varies by groundwater temp)
- Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it!
- Residential Factory Warranty – 120 months (heat exchanger), 12 months (labor), 60 months (parts)
Description
Product Description
non-Condensing Tankless Water Heater
From the Manufacturer
Stop planning your mornings and evenings around your water heater. Set your own schedule, thanks to the R75LSi. Ideal for two- to three-bathroom homes, the R75LSi delivers up to 7.5 gallons of hot water per minute (GPM), while saving energy and money. Mount your compact R75LSi in virtually any room, and vent directly to the outside with a single wall or roof penetration.
7. Noritz NRC71ODNG Outdoor Condensing Tankless Water Heater, 7.1 GPM – Natural Gas
8. American Standard TCWH199S-AS-NG 199,000 BTU Tankless Natural Gas Ultra Low Nox Condensing Water Heater
Feature
- Superior thermal efficiency – with energy conservation in mind, these units maintain an impressive 96% efficiency rating
- Certified – these units hold both ANSI z2.1.10.3/csa 4.3 certifications and are designed for indoor wall mounting
- Durable – both the primary and secondary heat exchangers are constructed of 304 Grade stainless Steel
- Eco friendly – ultra low NOx combustion system compatible for both natural gas and liquid propane. These units are also field convertible from one gas source to another
- Energy Star & ETL certified – uses 14% to 55% less energy than equipment that meets minimum federal standards
Description
American standard water heaters tankless condensing residential water heaters deploy the latest in cutting edge technology. This indoor, wall mounted unit produces up to 11 gallons of hot water per minute. Designed for superior thermal transfer, increased resistance to scale formation and low installation costs. Built with efficiency in mind, these tankless condensing units boast an impressive energy factor of 96 drastically reducing energy costs when compared to a conventional storage tank water heater. With instantaneous hot water and no storage tank, leaky water heaters are a thing of the past! these units come with a 12 year limited heat exchanger warranty and a 5 year limited parts warranty.
9. Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM – Natural Gas
Description
Product Description
The NORITZ NRC66DV is a fully condensing tankless water heater with an advanced heat exchanger design and built-in controller. With flow rates up to 6.5 gallons per minute the NRC66DV delivers the highest flow rates in its category and can be vented using 3″ Schedule 40/80 PVC, PP or CPVC. Various adapters and terminations are available to allow for a wide array of venting options. This unit ships complete with a 6′ power cord. IK-WV-200-1-XX-LF valve kit (required for installation) is sold separately. Common companion items include rain cap (PRC-1), atmospheric conversion kit (SVCK-3) and horizontal termination/intake PVT-HL.
From the Manufacturer
Indoor tankless water heater up to 6.5 gallons per minute. Noritz has been an innovator in the water heating industry for over 60 years. We introduced the first modern, electronically controlled tankless water heater in 1981 and we remain the leader in energy savings and superior hot water delivery today. Our goal is to empower you with the highest quality products available at superior value.
10. Noritz NR66ODNG Outdoor Tankless Water Heater, max. 140,000 Btuh, 6.6 Gpm – Natural Gas
Description
Product Description
The NORITZ NR66OD is a 6.5 Gallon Per Minute tankless water heater designed for outdoor application. IK-WV-200-1-XX-LF valve kit (required for installation) sold separately. Note this kit is sold separately because it is available with threaded and copper sweat connections and we’re not sure which you prefer 🙂 Common companion item is the PC-1S pipe cover
From the Manufacturer
Outdoor tankless water heater flows up to 6.5 gallons per minute. Noritz has been an innovator in the water heating industry for over 60 years. We introduced the first modern, electronically controlled tankless water heater in 1981 and we remain the leader in energy savings and superior hot water delivery today. Our goal is to empower you with the highest quality products available at superior value.
Conclusion
By our suggestions above, we hope that you can found Ao Smith Tankless Gas Water Heater for you.Please don’t forget to share your experience by comment in this post. Thank you!
