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Nowadays, there are so many products of high efficiency hot water tank gas in the market and you are wondering to choose a best one. You have searched for high efficiency hot water tank gas in many merchants, compared about products prices & reviews before deciding to buy them.
You are in RIGHT PLACE.
Here are some of best sellings high efficiency hot water tank gas which we would like to recommend with high customer review ratings to guide you on quality & popularity of each items.
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Rinnai V65IN 6.6 GPM Indoor Low NOx Tankless Natural Gas Water Heater
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
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute
Product Description
With gas inputs of 199,000 BTU, the T-H3 can produce enough hot water for four bathrooms in warmer climates or three baths in colder climates.
From the Manufacturer
With gas inputs of 199,000 BTU, the T-H3 can produce enough hot water for four bathrooms in warmer climates or three baths in colder climates.
Rheem Performance Platinum 9.5 GPM Natural Gas High Efficiency Indoor Tankless Water Heater
This Rheem Performance Platinum High Efficiency Tankless Water Heater provides estimated energy cost savings of more than $1,100 over 12 years. It’s ENERGY STAR Certified and with a 0.93 UEF, qualifies for many rebates and incentives. Plus, our exclusive Water Savings Setting can save 1,100 Gal. of water per year. Rheem Tankless Water Heaters are preferred by contractors and designed to get your home enjoying the comfort and convenience of continuous hot water with minimal installation costs.
Rheem RTG-84XLN-1 Tankless Water Heater, Grey
- Exclusive Water Savings technology conserving up to 1, 100 gallons per year
- 157, 000 BTU (gas consumed per hour)
- Exclusive Hot Start Programming minimizes cold water burst by staying in ready-fire state
- Recirculation pump ready kit ready
- For use outdoors with freeze protection up to -30 degrees
Rheem RTG is a series of mid-efficiency condensing tank less gas water heaters designed for continuous hot water. Industry leading low flow activation with a minimum flow rate of . 26GPM and minimum activation flow rate of . 40GPM ensures hot water is received even in low demand situations. Ultra Low NOx burner meets SCAQMD rule requirements of safety with low emissions. While our exclusive Guardian Overheat Film Wrap prevents our units from reaching the dangerous temperatures others can. Add in our maintenance notification settings, self-diagnostic system and Eco Net enabled mobile app feature (additional kit available), buying the Rheem RTG tank less water heater makes perfect sense. Included are a digital remote control and 10ft. of thermostat wire. As this unit is for use outdoors no venting is required. Best if used with up to 3 bathrooms; . 82UEF (. 82EF Canada) efficiency.
American Standard TCWH199S-AS-NG 199,000 BTU Tankless Natural Gas Ultra Low Nox Condensing Water Heater
- 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
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.
110V Electric Water Heater Kitchen Household Electrical 8L Huge-Tank Hot Water for Kitchen Washing Faucet 1500W, IPX4 Water-Proof Level
- ✔This is a lightweight electric water heater with a perfect combination of inner quality and classical appearance, which applies for multiple demands of different families.
- ✔This product uses green environmental material, which is qualified for international standard, and satisfies difficulties of hot water supply for multiple places, easily solves issues such as face washing, bathing, vegetable washing and dish washing.
- ✔It can be installed in the kitchen, rest room, bathroom or any other places you want optionally because of its characteristics of small area, strong applicability and convenient installation.
- ✔It is a directly heating type with high efficiency and low power heating tube, which can take advantage of the thermal energy maximally. The temperature can be adjusted between 55℃-75℃ optionally, and the power will be off automatically when the set temperature is achieved.
- ✔Its total power is 1500w and it has multiple installation methods. It is applicable for different water pressure of different areas, especially for families which are located on higher floors with low water pressure.
Remember to fill the water for the initial installation.
The machine must be energized when it is out of the hot water tap.
Product Description:
Technical parameter：
Rated voltage: 110V 50HZ
Rated power: 1500W
Temperature adjustment scope: 55℃– 70℃
Minimum water pressure: 0.7MPa
Water-Proof level: IPX4
Including：
1x Body of water heater
1x Operation manual
It is a directly heating type with high efficiency and low power heating tube, which can take advantage of the thermal energy maximally. The temperature can be adjusted between 55℃-70℃ optionally, and the power will be off automatically when the set temperature is achieved. Its total power is 1500w and it has multiple installation methods. It is applicable for different water pressure of different areas, especially for families which are located on higher floors with low water pressure.
Our products shipped from the United States, quickly arrived through logistics such as UPS/USPS/FEXDE
If you have any questions, please contact us and we will respond to your information within 24 hours.
If you are dissatisfied with our products, we will accept your return and refund you
Electric Tankless Instant Hot Water Heater in 3 seconds 3000W 110V for Kitchen Washing Faucet with Leakage Protection and LCD Digital Display
- ★【3 Seconds Instant Heating – 3 second instand heating,saving much of your time when using it. LCD digital temperature display,Freely adjust water temperature by water flow, simple operation.
- ★【Easy to Install】- Mini body,Easy to install under the bathroom or kitchen sink for washing dishes, food, clothes, faces and other functions.
- ★【Ultra Safety】- Anti-leakage protection device, IPX4 anti-splash protection, anti-dry protection, hydroelectric isolation protection, housing insulation protection and other multiple safety measures.
- ★【Standard 1/2 Interface】- Standard 1/2 interface, can be directly connected to the household conventional hose connector / faucet metal hose / shower hose / shower hose.
- ★【Quality And Service Guarantee】- 100% new high quality.The quality of our products is absolutely trustworthy. You can buy with confidence.After purchase if you have any questions please contact us at the first time. We will solve it for you immediately. We always believe that good service will be the way to retain customers so we try our best to do our best.
Specifications:
– Plug: US Plug
– Color: Gold
– Waterproof Rate: IPX4
– Rated Voltage: 110V
– Size: Approx. 13.5 x 6 x 16.5cm/ 5.31 x 2.36 x 6.59″
– Rated Power: 3000W
– Frequency: 50Hz
– Rated Pressure: 0MPa
– Water Temperature Range: 35-45℃
– Heating Material: 304 Stainless Steel
– Start-Up Pressure: 0.4-0.6MPa
Features:
3 seconds that is hot, really thermostat without waiting
Safe and intelligent, no water flow stops heating
0.1 second automatic power-off when leakage
It heats water as the water passes thru the unit, instant heating, so you can use the hot water as you like
3800W output tankless electric water heater eliminates long time waiting
Constant temperature maintains the optimal water temperature for you
Easy to install under the bathroom or kitchen sink for washing dishes, food, clothes, faces and other functions.
Suitable for universal water pipe: 1 / 2 inch diameter (inflow or outflow)
Various protections: Leakage protection, IPX4 waterproof, Dry heating protection, Water-electricity isolation, Auto power-off at inactive state, Over-temperature automatic power-off
Package Included:
– 1 x Electric Water Heater
Our products shipped from the United States, quickly arrived through logistics such as UPS/USPS/FEXDE
If you have any questions, please contact us and we will respond to your information within 24 hours.
If you are dissatisfied with our products, we will accept your return and refund you
Tengchang 10L 2.6 GPM LPG Gas Propane Instant Tankless Hot Water Heater Boiler Bath
- Gas Type: LPG Liquid Petroleum Gas (PROPANE)
- Working temperature:-8-45℃
- Capacity:10L/min (2.6Gal), 25 degrees warm water producing rate
- Thermal input: 20KW
- Thermal efficiency: ≥80%
- Temperature rise: 25℃
- Minimum working water pressure: 0.025MPa
- Gas pressure: 2800Pa
- Gas inlet: G2/1
- Water Inlet: G1/2”-4′
- Water Outlet: 20.96MM 1”/14T
- Vent Type:4.2
Features:
Automatic ignition system
Flame failure protection device
Water & gas combination unit
Fitted with over heating and pressure safeguard
Suitable for both summer and winter
20 min off self-timer
Mains power not required
Electrical requirement: DC3V, Automatic electric ignition powered by two (2) size ‘D’ batteries (batteries not included); No electrical hook up; No standing pilot;
Net weight: 7.2KG
Vent Type:4.3″ Flue Duct
Warranty: 3 years for parts
Certification: ISO 9001:2000
Description:
1. High efficient energy saving : the heater exchanger and main burner adopt mostly advanced energy-saving and combustion technology to decrease gas consumption and burning noise.
2. Low water-pressured startup : the water control linkage valve makes the heater start up under low water pressure and shortage areas and those living in high stairs.
3. Manifold auto protection : for the sake of your safety
4. Ion flame inspection : to automatically shut down gas power under unexpected flameout.
5. Over water pressure protection function : to automatically decrease pressure under excessive high water pressure.
6. Controller design : both cold water and warm water can be properly controlled
7. Magnificent thin-shaped appearance : it is designed by modern fashionable line shape.
Attention:
NPT 1/2″ female to G 1/2″ male(G 1/2″ to NPT 1/2″ Adapter NOT INCLUDE, If you need please contact us.Thank you.)
Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM – Natural Gas
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.
ECOTOUCH Electric Tankless Water Heater Point-of-Use Hot Water Heater Digital Display for Energy Efficiency 5.5kW at 240V, White
- 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those “lukewarm” toys.
- 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
- 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint. The Black model comes with Remote control, useful for installation under sink.
- 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
- 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: 5.5kW@240V
- dimensions 11″ x 7.5″ x 2.35″
- pipes fittings :1/2″ NPT.
FEATURES
Instant hot water comes with powerful 5.5kW heating element, expect hot water for 3 seconds, perfect choice for sinks to provide endless hot water any time.
ENERGY SAVING
This tankless water heater avoids standby heat loss of those bulky storage water heaters, minimize energy waste and achieve 65% energy saving with help of its smart self adjustment technology.
HEALTHY WATER QUALITY
Traditional bulky water tanks store water for long time, causing bacterial growth and rust issue, time to get clean water via a tankless hot water heater. The ECOTOUCH unit separates water and electricity line so as to avoid issue of calcium deposits.
MULTIPLY SAFETY PROTECTIONS
Over temperature protection
Dry heating protection
Leakage protection
Water and electricity line separated
EASY INSTALLATION
Real compact design, water heater cooridates with scenes decor, above sink or under sink water heater, horizontally, vertically or obliquely installation. Comes with easy installation brackets, pipe fitting of 1/2″ NPT and 12AWG power cord(fixed to the unit) so you don’t to have to hire a plumber even if you can do it.
SPECIFICATIONS
Power: 5.5kW
Voltage: 240V~60Hz
Min. water flow to activate the unit: 0.475GMP
Max tempt rise from 67°F to 120°F @ 1GPM
Max. Amperage: 23A
Recommended wire size: 12AWG
Required circuit breaker : 1x 2-Pole 30 AMP
KINDLY NOTE
1.The unit is mainly for sinks, not for shower purpose.
2.The tankless water heater should be installed professionally.
3.Please read instruction manual carefully prior to installation and use!
PACKAGE INCLUDES
1X ECOTOUCH 5.5kW instant water heater
1X Instruction manual and warranty card
1X Installation accessories
1X Remote control(for Black model)
Conclusion
By our suggestions above, we hope that you can found high efficiency hot water tank gas for you.Please don’t forget to share your experience by comment in this post. Thank you!
