1. Water Heaters New/Used Products
  2. sku: 2680057063201791
  3. RHEEM RTEX-24

RHEEM RTEX-24 Electric Tankless Water Heater Box 020352685397 24KW 240V

Rtex-24 Rheem 24kw 240v Electric Tankless Water Heater - Open Box Oem Original

( Brand: Rheem ), ( Manufacturer Part Number: RTEX-24 ), ( Shape: Rectangle ), ( Power Source: Corded Electric ), ( Included Components: Fittings, Aerators ), ( Wattage: 24 Kw ), ( Maximum Flow Rate: 5.9 Gallons Per Minute ), ( UPC: 020352685397 ), ( Global Trade Identification Number: 00020352685397 ), ( Product Dimensions: 17.63w X 18.25h ), ( Heat Output: 24 Kilowatts ), ( Special Features: Led Display ), ( Installation Method: Wall Mount ), ( Unit Type: Unit ), ( Water Connection Location: Bottom ), ( Efficiency: 99.8 Energy Efficient ), ( Voltage: 240 V ), ( Item Height: 18.25 In ), ( Style: Water Heater ), ( Features: Electric, Adjustable Thermostat, Digital Display, Automatic Shut Off, Compact, Self Cleaning, Smart Connectivity, Ont/off Dial Control, Self-modulating Power Control, Endless Supply Of Hot Water, Wall Mountable, Saves Space, Saves Energy, High Efficiency, No Venting Required ), ( Water Temperature Range: 86 F To 140 F ), ( Water Heater Profile: Compact ), ( Finish: Stainless Steel ), ( Item Width: 17.63 In ), ( Batteries Included : No ), ( Usage: Inside; Professional ), ( Color: Gray ), ( Water Connection: 3/4 In Npt ), ( Mounting Type: Wall ), ( Item Depth: 3.5 Inches ), ( Type: Tankless Water Heater ), ( Heating System: Instantaneous ), ( Minimum Flow Activation: Less Than 1 Gpm ), ( Country/region Of Manufacture: China ), ( Power: 24000 W ), ( Maximum Pressure: 150 Pound Per Square Inch ), ( Item Weight: 17.8 Pounds )

Review RHEEM 24kw 240v Electric Tankless Water Heater Open Box Oem Original

The Rheem RTEX-24 240V Electric Tankless Water Heater is a high-performance and efficient solution for your hot water needs. This model is capable of delivering up to 24 kilowatts (kW) of input power and is designed for 240-volt electrical systems. With its compact and space-saving design, this tankless water heater can be installed in various locations, both indoors and outdoors, making it an excellent choice for residential and light commercial applications.

The RTEX-24 electric water heater uses advanced technology to heat water on demand, eliminating the need for a storage tank. This not only saves space but also ensures that you always have a continuous supply of hot water. The unit's digital temperature control allows for precise temperature settings, ensuring that the water is always at the desired temperature.

One of the key features of this tankless water heater is its energy efficiency. By only heating water when it is needed, the RTEX-24 reduces standby energy losses associated with traditional storage tank water heaters. Additionally, the unit's Energy Factor (EF) rating of 0.95 indicates that it converts 95% of the energy it consumes into usable hot water.

The RTEX-24 is also equipped with several safety features, including a freeze protection mode that can be activated when the ambient temperature drops below 32 F (0 C), and an automatic shut-off mechanism that engages when the water flow rate drops below 0.25 gallons per minute (GPM).

This electric tankless water heater has a maximum hot water flow rate of 2.32 gallons per minute (GPM) at a temperature rise of 35 F (1.11 C), making it suitable for applications with moderate hot water usage. It is also designed to meet the U.S. Department of Energy's Energy Star requirements for energy efficiency.

The RTEX-24 comes with a comprehensive limited warranty, including a 12-year limited warranty on the heat exchanger, a 5-year limited warranty on the electrical components, and a 1-year limited warranty on parts. For added peace of mind, the unit is also listed with various certifications, including UL, CSA, and NSF.

In summary, the Rheem RTEX-24 240V Electric Tankless Water Heater is a powerful and efficient solution for your hot water needs. Its advanced technology, energy efficiency, and safety features make it a reliable and cost-effective choice for residential and light commercial applications. With its compact design and easy installation, the RTEX-24 is an excellent investment for any property owner looking to upgrade their hot water system.

The Rheem RTEX-24 24kw 240v electric tankless water heater is a popular choice for those seeking an efficient and continuous hot water solution for their homes. Here are some pros and cons to help you make an informed decision:

Pros:

1. Energy Efficiency: Tankless water heaters do not store water, which eliminates standby heat loss. This means they use energy only when hot water is needed, making them more energy-efficient compared to traditional storage tank water heaters.

2. Continuous Hot Water: Since tankless water heaters heat water on demand, they can provide a constant supply of hot water, eliminating the need to wait for a tank to refill and reheat.

3. Space Savings: Tankless water heaters do not require a large storage tank, making them a great option for homes with limited space.

4. Longer Lifespan: Tankless water heaters generally have a longer lifespan compared to traditional storage tank water heaters, as they do not have a storage tank that can corrode or rust.

5. Cost Savings: While the upfront cost of a tankless water heater may be higher than a traditional storage tank water heater, the energy savings over time can offset the initial investment.

Cons:

1. Higher Upfront Cost: Tankless water heaters typically have a higher upfront cost compared to traditional storage tank water heaters.

2. Limited Flow Rate: Tankless water heaters may not be able to provide enough hot water for multiple appliances or multiple showers running at the same time, especially during peak demand.

3. Installation Complexity: Installing a tankless water heater can be more complex than installing a traditional storage tank water heater, requiring specialized knowledge and tools.

4. Potential for Cold Water Sandwich: If the water flow rate is not consistent, or if the water temperature drops during use, a cold water sandwich may occur, where cold water is sandwiched between two layers of hot water.

Conclusion:

The Rheem RTEX-24 24kw 240v electric tankless water heater offers several advantages, including energy efficiency, continuous hot water, space savings, longer lifespan, and potential cost savings. However, it also comes with some disadvantages, including a higher upfront cost, limited flow rate, installation complexity, and the potential for cold water sandwiches. Ultimately, the decision to purchase this water heater depends on your specific hot water needs, budget, and installation capabilities. If you have a limited budget, a high demand for hot water, or limited installation space, a traditional storage tank water heater may be a better option. However, if you prioritize energy efficiency, continuous hot water, and space savings, the Rheem RTEX-24 24kw 240v electric tankless water heater is a worthwhile investment.

Recommendation:

If you have a moderate demand for hot water, a budget for the upfront cost, and the ability to install the tankless water heater properly, the Rheem RTEX-24 24kw 240v electric tankless water heater is a great choice for your home. It offers several advantages that can save you money and provide you with a consistent supply of hot water. However, it's important to ensure that you have the necessary installation expertise and that the water heater is sized appropriately for your hot water needs. Consult with a professional plumber to determine the best option for your home.

Details:

If it is not pictured, please assume NOT included. Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray. Rheem tankless electric water heaters offer a continuous, endless supply of hot. Tankless units only draw energy when hot water is flowing, while traditional tanks are constantly drawing to keep the in tank at desired temperature.

A lower kilowatt unit can provide hot water on demand for single or multiple point-of-use applications while a higher could whole house depending the inlet ground temperature. Tankless electric water heaters save space, energy, money, and require no venting. This item is USED in very good working condition. Rheem self-modulating technology can save Up to 50 percent on your water heating bill.

The sleek, compact size, 90 percent smaller than a tank, allows you to save space and place the unit wherever want, including under sink.

part #: rtex24 prices

  • $160.00-$856.71

specifications wateheat:

  • brand: Rheem
  • mpn: Rtex-24
  • shape: Rectangle
  • power source: Corded Electric
  • included components: Fittings, Aerators
  • wattage: 24 Kw
  • maximum flow rate: 5.9 Gallons Per Minute
  • upc: 020352685397
  • global trade identification number: 00020352685397
  • product dimensions: 17.63w X 18.25h
  • heat output: 24 Kilowatts
  • special features: Led Display
  • installation method: Wall Mount
  • unit type: Unit
  • water connection location: Bottom
  • efficiency: 99.8 Energy Efficient
  • voltage: 240 V
  • item height: 18.25 In
  • style: Water Heater
  • features: Electric, Adjustable Thermostat, Digital Display, Automatic Shut Off, Compact, Self Cleaning, Smart Connectivity, Ont/off Dial Control, Self-modulating Power Control, Endless Supply Of Hot Water, Wall Mountable, Saves Space, Saves Energy, High Efficiency, No Venting Required
  • water temperature range: 86 F To 140 F
  • water heater profile: Compact
  • finish: Stainless Steel
  • item width: 17.63 In
  • batteries included : No
  • usage: Inside; Professional
  • color: Gray
  • water connection: 3/4 In Npt
  • mounting type: Wall
  • item depth: 3.5 Inches
  • type: Tankless Water Heater
  • heating system: Instantaneous
  • minimum flow activation: Less Than 1 Gpm
  • country/region of manufacture: China
  • power: 24000 W
  • maximum pressure: 150 Pound Per Square Inch
  • item weight: 17.8 Pounds

payments wateheat:

  • other
  • credit card: Discover
  • wallet: Google-pay

returns wateheat:

  • policy: No Returns

offer wateheat:

  • quantity: 1
  • availability: In Stock
  • best offers: True
  • sold: 0
  • options: Ship-to-home
  • started: March 12, 2025

seller wateheat:

  • # reviews: 513
  • city: Irvine, California
  • rating: 98.5%

general wateheat:

  • condition: Used
  • Heating, Cooling Air > Water Heaters > Tankless Water Heaters

shipping wateheat:

  • type: Calculated
  • service: USPS Ground Advantage
  • cost: $0.00
  • transit: 5-10 Days
  • carrier: USPS
  • class: Standard
shape: rectangle, power source: corded electric, included components: fittings, aerators, wattage: 24 kw, maximum flow rate: 5.9 gallons per minute, global trade identification number: 00020352685397, product dimensions: 17.63w x 18.25h, heat output: 24 kilowatts, special features: led display, installation method: wall mount, unit type: unit, water connection location: bottom, efficiency: 99.8 energy efficient, voltage: 240 v, item height: 18.25 in, style: water heater, features: electric, adjustable thermostat, digital display, automatic shut off, compact, self cleaning, smart connectivity, ont/off dial control, self-modulating power control, endless supply of hot water, wall mountable, saves space, saves energy, high efficiency, no venting required, water temperature range: 86 f to 140 f, water heater profile: compact, finish: stainless steel, item width: 17.63 in, batteries included: no, usage: inside; professional, water connection: 3/4 in npt, mounting type: wall, item depth: 3.5 inches, type: tankless water heater, heating system: instantaneous, minimum flow activation: less than 1 gpm, country/region of manufacture: china, power: 24000 w, maximum pressure: 150 pound per square inch, item weight: 17.8 pounds,
category: home & garden > heating, cooling air > water heaters > tankless water heaters, color: gray, sku: 2680057063201791,

Rheem RTEX-24 Is Similar To:

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5 offers $160.00–$856.71 USD
  • Offer #1: $160.00 price + $118.94 shipping estimate = $278.94* total.+$118.94 shipping
  • Offer #2: $449.99 price + $0.00 shipping estimate = $449.99* total. Featuring a 3/4 inch NPT water connection at the bottom, this tankless water heater from Rheem is a reliable and innovative solution for hot water needs. With a power source of corded electric and a compact gray design, this water heater offers a high efficiency range of A - G.FREE SHIPPING
  • Offer #3: $856.71 price + $0.00 shipping estimate = $856.71* total. EFFICIENT: Tankless electric water heaters save space, energy, money, and require no venting model is 100A, 24kw, 240V.FREE SHIPPING
  • Offer #4: $225.00 price + $83.03 shipping estimate = $308.03* total. This item is New but not in original box and it does have a dent on back as shown.+$83.03 shipping
  • Offer #5: $260.99 price + $9.99 shipping estimate = $270.98* total. ). Powerful Performance Our RTEX 24kW model provides up to 5.9 gallons of hot water per minute (GPM) in warm climates, enough for up to 2 showers and 2 sinks at once.+$9.99 shipping

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