10 Best Tankless Water Heater For Whole House On The Market

UNLIMITED HOT WATER ON DEMAND - Tankless electric water heater provides instant, continuous water flow

WHOLE HOME SOLUTION - Easily provides enough hot water for a house or apartment

PERFORMANCE UP TO 3.8 GALLONS PER MINUTE (GPM) - Enough to run 1 faucet and 2 showers simultaneously in warm climates (*Results are based on 72˚F inlet water temperature and 105˚F outlet water temperature)

INTUITIVE INTERFACE AND SPACE SAVING DESIGN - Adjust temperature and settings with easy-use touch screen on a compact unit that takes up significantly less space than a tank style water heater

ENERGY EFFICIENT - Conserves energy and water by only using energy when hot water is in use, saving you money

Digital temperature control. Voltage : 240 Volt or 208 Volt

Proven reliability

No venting required

Sleek design fits anywhere

Save at least 15-20% on the hot water portion of your electric bill

Product 1: Savings of up to 50% on water heating costs. Dimensions :17H x 17W x 3.625D inches ;Pipes fittings :3/4 inch NPT

Product 1: Digital temperature control in 1-degree increments allows control of hot water; Activation Flow: 0.3 GPM

Product 1: Copper and stainless components designed for efficiency, durability and easy replacement.

Product 1: Compact size saves valuable storage space, while the stylish and advanced design is pleasing to the eye and Copper and stainless components designed for efficiency, durability and easy replacement.

Product 2: HELPS PROTECT HOT WATER HEATERS: Polyphosphates, included in this product, help to inhibit scale build up in hot water heaters (both standard (gas or electric) and tank less styles) and boilers; Helps extend the life of hot water heaters and hot water using appliances, pipes, and downstream plumbing fixtures such as faucets and shower heads

Product 2: MAINTAINS EFFICIENCY: By inhibiting scale build up on heat elements, helps maintain water heater efficiency

Product 2: EASY TO REPLACE: Easy change out of the 3M Aqua-Pure AP431 Replacement Water Cartridge makes system maintenance easy

Product 2: HIGH FLOW RATES: 3/4 Inch NPT inlet/outlet connections for easy installation and high flow rates (rated for up to 10 GPM); System to be installed on cold water line feeding the water heater

【INSTANT & SUFFICIENT HOT WATER】 With real powerful 18kW smart heating system, the tankless hot water heater electric ECO180B supplies sufficient instant and endless hot water of 120℉ or higher in seconds, no waiting for preheating nor terrible temp fluctuation during shower time any more and no worry of running out of it. Perfect companion for whole house use, including shower, sink faucets, dishwasher, washing machine, etc.

【SELF MODULATION INSTANT WATER HEATER】The electric on demand tankless hot water heater ECO180B adjusts exact power input based on current flowrate and temp setting. For example, less power will be consumed by the smart water heater when you reduce water flow, thus, you get ideal temperature instead of scalding hot, which ensures comfortable experience and excellent energy efficiency. Also, optimal energy efficiency of 98% saves considerable electric charge for you.

【CONVENIENT USE】The electric tankless water heater 18kW comes with digital display & touch control panel so temp setting is easy job. Best of all, useful information on the screen helps you get full understanding of the working status of the 240v water heater tankless, you needn’t go through hard lesson of temp setting. Now turn on the faucet and let the smart instant hot water heater do the rest.

【SAFE and DURABLE】Newly updated and applied with multiple protections, such as leakage protection, over heating protection and auto stop. Every piece electric tankless water heater ECO180B goes through strict tests to ensure 100% safety and it is listed by ETL and qualifies for UL. Inner water and electricity lines are designed to run separately so as to avoid leakage risk and scale build up. You can expect outstanding performance for years to come.

【POINT of USE WATER HEATER】The sleek tankless water heater ECO180B is compact as shoes box, making it possible to install anywhere point of use to avoid waste, ideal for shower, kitchen, bar, school and hair salon. Please verify it is the right size for you: 18kW at 240V(only); dimensions 12.22" (W) x 17.25" (H) x 4.02" (D); plumbing connections :3/4" NPT. In order to install 18kW Tankless Water Heater it would requires 240V, 2X40AMP Double Pole Breaker and 2X8AWG/2 wires with Grounding.

On-Demand Tankless Water Heater-Camplux advanced 5.28 GPM high efficiency flow control propane gas tankless water heater delivers 5.28 gallons per minute of on-demand endless hot water to suit medium- and smaller-sized homes. Automatically activates on water pressure between 7.0-150 PSI.

Constant & Sustainable Hot Water Solution - CSA certified balanced combustion design,features with over-high wind pressure safety protection,Ipx4 water resistant protection, over-loaded electric protection,fan failure protection, equipped with PCB start up self-test & real-time intelligent monitoring, timely warning of potential gas fire and hydro power to ensure your family's safety.

Affordable & Efficient Savings - PCB frequency conversion intelligent control, temperature intelligent adjustment, environmental protection and durability, truly outstanding energy saving. Man-machine dialogue, heating without waiting. This residential constant model saves time, money and energy while producing safe, endless hot water for whole home at an affordable rate.

High Thermal Efficiency & High-Rise Wind Resistance-Phosphorus deoxidized copper heat exchanger with high temperature and corrosion resistance technology for full combustion and high thermal efficiency up to 92% . It can resist grade 8 wind speed and 240Pa high anti-wind pressure. Additionally, a wind pressure sensor is added to perceive the external wind force in real time and automatically adjust the fan, flame and maintain stable combustion.

Considerate Customer Service -Here at Camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.

[Instant Unlimited Hot Water] - REQUIRE 3 SET x Double-pole 40AMP Breakers to Achieve 240V for this On demand tankless electric water heater, providing hot water in 3 seconds when you need it and as long as you need, eliminating wait time, never run out of hot water again and No More cold shower. Flow Rate 5.27GPM @35°F Rise

[Self-modulating Power] - Self-modulating technology regulating the amount of energy required to heat water only when you need it with 99.8% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater. Wall mounted compact size with no water tank, convenient for any spaces, saving floor space and fitting into tight spaces.

[Stable Water Temperature] - Auto adjusting energy consumption basing on income water temperature and flow, ensuring maximum efficiency, continuous stable temperature and optimal power usage. Digital temperature display allowing adjustment in 1° increment from 80°F to 140°F. Heating element separated from water tube significantly reducing scale, corrosion and mineral buildup on the element, achieving better performance and low maintenance.

[Easy Installation & Safety Protection] - ETL certified with overheating protection, auto stop heating when detecting no water, quality workmanship for leakage protection

NOTE - Make sure this water heater is the correct size for your hot water need: 27kW at 240V draw max 114Amp; Required breaker 3 x Double-POLE 40AMP; Wire gauge 3 x 8AWG; Unit size 17.12" x 13.12" x 3.12"; Water connection 3/4" NPT. 2-year limite warranty and 24/7 customer support services.

3.18 GPM Instant Constant Water Heater -Camplux 3.18 GPM tankless water heater natural gas delivers 3.18 gallons per minute of on-demand endless hot water ensures constant comfortable instant hot water for 2-3 persons whole house. 3.18-GPM heater is activated by water flow rather than water pressure; Minimum activation water capacity rate: 0.65 GPM-4.8 GPM; Maximum input rating: 82,000 BTUs; Water connection location/size: Bottom/0.5-inch NPT.

Convenient, Easy Installation -The tankless water heater uses standard 1/2" BSP water fitting and gas inlet. The water heater comes with1/2 " BSP female to 1/2" NPT male gas connector adapter then you want hook this water heater to natural gas pipe directly.It also comes with 2.3" horizontal vent pipe,ensures efficient power ventilation. You can take Camplux customized wall thimble-WT236 for perfect indoor use.

Modern Design,Easy Operation -Trendy and modern design with unique black glassy front panel，easy to control the water temperature with LED touchscreen (Fahrenheit and Celsius switch optional).The compact size instant water heater saves more space than traditional tanks.

Outstanding Features- The Camplux tankless hot water heater comes with oxgen-free copper heat exchanger and v-type stainless steel burner,high heating efficiency up to 89.98 %; 90°wind isolation design, this tankless natural gas water heater can anti backflow wind in high floors, the S/S 2.36 ” vent pipe exhaust harmful gases quickly.

6-In-1 Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. Fully automatic temperature controls with an energy saving mode and child lock technology.

Note- The standby electric power of is 2W, working electric power is 42W. Natural gas input pressure is 0.25 psi. There is a pressure relief valve at the water inlet of water heater. It is necessary to manually unscrew the pressure relief valve to drain the water inside the machine in time after using the machine to avoid freezing and blew up when the temperature is lower than 32 ° F in winter .

Provides endless hot water for your entire hoe and saves up to 50% on your hot water bill!

Energy & Space Efficient - The gas water heater has space-saving design conserves energy as it heats only when necessary.

Optimal Water Pressure - The on demand water heaterwith high-performance up to 5.28 GPM hot water flow rate for a powerful, constant stream for whole home.

Convenient, Easy Installation - The 120 volt tankless water heater is perfect with Camplux customized vent pipe CP-70 together for better ventilation performance for indoor installation.

Thermal Efficiency Up to 89.98% - The gas hot water heater comes with CSA certified balanced combustion design, v-type stainless steel burner,high heating efficiency up to 89.98 %.

High-Rise Wind Resistance - The electric hot water heater with 90°wind isolation design, this tankless instant water heater can anti backflow wind in high floors.

AQUAH propane gas tankless water heater, 4.23 gal (16 L)/min or 254gal/hr

Automatic electrical pulse ignition with no standing pilot, operated by 2 D Batteries or 120V AC

85% thermal efficiency, 32,000 Watt / 109,260 Btu/h thermal input

45 dgrees temperature rise at the flow rate of 4.3 gllons per minute (GPM)

Free 1/2" BSP (Metric) to 1/2" NPT adapters for gas/water fittings ($45 value).