Top 10 Best rheem electric tankless water heater in 2023 Comparison Table
- Natural Gas Tankless Water Heater
- Outdoor
- 8.4 gal/min. at 35-Degree Rise
- UMC-117 remote control and 10-Feet of thermostat wire is included
- Low Nox Version
- External digital thermostatic control with LED display (+/1 degree accuracy)
- Most advanced self-modulation, adjust power to meet hot water demand
- Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
- Simple installation – bottom 3/4 inch NPT water connections
- Threaded for easy replacement, simple installation, digital temperature display
- 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 – 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. 13kW Model Flow Rate: up to 3.17 GPM
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- 11kW Model Flow Rate: up to 2.68 GPM
- Side 1/2" NPT water connections
- On demand, consistent and continuous hot water
- ☼ Endless Hot Water: Imagine you are the last one in your family to take a shower before heading out for the day. You turn on the faucet and the water is freezing cold. Too bad you don’t have an Airthereal Electric Tankless Water to provide endless hot water on demand with no preheating, temperature fluctuations, or running out of hot water in the tank.
- ☼ Save Space: That water heater in the basement or utility closet takes up a ton of space. This wall-mounted water heater uses 90% less space than a traditional hot water heater with a tank.
- ☼ Save Energy: Water is only heated when you need it, not stored in a hot water tank. The self-modulating temperature technology only uses energy to heat up water while you are using it to save up to 50% on water heating costs compared to a typical tank water heater.
- ☼ Important Note: In order to install 9kW Electric Tankless Water Heater it would requires 240 Voltage, 40 AMP Circuit Breaker Size. Please check to confirm that your breaker panel meet these specifications.
- ☼ Safe To Use: With high temp protection, dry heating protection, and electrical leakage protection you can rest easily knowing you have safe, on-demand hot water to use on your schedule. The electric and fluid systems are completely separated to prevent electric leakage and water pipe corrosion.
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- 24kW Model Flow Rate: up to 5.9 GPM for RTEX-24
- Bottom 3/4" NPT water connections
- On demand, consistent and continuous hot water
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- 8kW Model Flow Rate: up to 1.95 GPM
- Side 1/2" NPT water connections
- On demand; continous hot water
- On-demand, continuous and unlimited supply of hot water
- Sleek design saves space and no venting required
- Electronic switch activated for virtually silent operation. Phase- single 60 Hz. Voltage- 208 V. Wattage- 27 kW
- Copper sheathed heating element housed in copper cylinder
- 7 Years leakage and 3 years parts complete warranty
- Compact and stylish with digital temperature control in increments of 1f ranging from 80f to 140f
- RTEX04 and RTEX06 only show output temperature and are non thermostatically controlled
- 【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.
Our Best Choice: Immersion Heater, Kingwork UL-Listed Pool Heater with Thermostat and Auto Shutoff Function, Submersible Bucket Heater with Full 304 Stainless-Steel Guard, Heats 5 Gallons of Water in Minutes
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Product Description
KINGWORK UL-Listed Bucket Water Heater
1000W 120V Power
Heats 5 Gallons of Water in Minutes
Full 304 Stainless-Steel Guard, Anti-rust, Durable
5.9FT 16AWG Guage Heavy-duty and Water Resistan Power Cord
Full 304 Stainless-Steel Guard Design
Our water bucket heaters are made of high quality 304 stainless steel, which is rust-proof and durable, design for long term use.
The guard on the electric bucket heater protects the heating element from directly contacting persons or animals, prevents scalding of hands, the holes on the guard help release heat into the water faster.
US Standard Ground Plug, No Electric Shock
Compare with other thin 2-wire not standard products on the market, our immersion heater for water adopts US standard thick 3-wire ground plug, safe enough to touch water when plug in and without electric shock.
Warning:
1. People can’t be in the water while the heater is working.
2. Don’t plug 2 heaters on the same outlet.
3. Make sure the water is always cover the stainless steel guard to avoid dry burning.
Thermostat and Auto Shut off Function
The middle stainless steel tube contains a thermal overload safety switch, when heating element reaches about 190 degrees F, it can automatically cycle on and off to maintain water temperature, It will not overheating and save power.
If the water in the bucket dries out when left unattended, overload switch will automatically power off, avoid to catch on fire.
Power Indicator Light
High-quality transparent ground plug with a power indicator light in the plug, when you plug in, the light will be on, so you can easily identify if the electric bucket water heater is already working or not. very user-friendly design.
Easy to Use
No any tools are required, just immerse in water at proper level. plug into any grounded wall outlet. Check power indicator light in plug to make sure unit is on. then the portable water heater can automatically start heating, easy to use without complex steps.
Widely Application
Our immersion heater travel is widely used in construction industry, agriculture, machine repair and other fields, you can also take the immersion heater for bathtub and washing your pet, awesome camping necessity, heat a small pool, use for animal husbandry, car washing, indoor use and many other jobs in cold weather.
Power
1500W
Voltage
120V
Thermostat Feature
✓
Auto-off Function
✓
Brand
KINGWORK
Quick Heating Speed: 1000w 120v electric pool heater for water only, high power ensures a quick heating speed, heats 5 gallons of water in minutes, use for cold weather and travel. Perfect for winter time jobs. Note:people can’t be in the water while the heaer is working.
Thermostat and Auto Shut off: The stainless steel tube contains a thermal overload safety switch, when the heating element reaches about 190 degrees F, bucket heater with thermostat can automatically cycle on and off to maintain water temperature to save power. dry burning will auto shut off power to avoid catching fire.
304 Stainless-steel Guard: The high quality 304 stainless-steel guard on the portable immersion heater protects the heating element from directly contacting persons or animals. the holes on the guard will release heat into the water faster.
Simple Operation: Immerse in water at proper level. Plug into any grounded wall outlet. Check power indicator light in plug to make sure travel immersion water heater is on. It will heat water continuously over 180 degrees F and towards boiling. make sure the container designed to contain boiling water.
UL-Listed against to the US safety standards, 12-month warranty. Package included: 1 pack bucket heater + Manual.