1. Water Heaters New/Used Products
  2. sku: 4750014628597883
  3. STIEBEL ELTRON 2.5-1

STIEBEL ELTRON 2.5-1 Mini Electric Tankless Water Heater 040232177118 Undersink

Stiebel Eltron 040232177118 Mini-e 2.5-1 Both Electric Tankless Water Heater Undersink

( Brand: Stiebel Eltron ), ( Manufacturer Part Number: 2.5-1 ), ( Features: Electric Tankless Water Heater, Operating Voltage 120v Ac, Phase Single, Cold Inlet Size 3/8 In, Maximum Flow Rate 0.5 Gpm, Minimum Flow Activation 0.3 Gpm, Overall Height 6.5 In, Overall Width 7.5 In, Overall Depth 3.25 In, Power Consumption 2, 400 W, Maximum Delivered Temperature 122 Degrees F, Minimum Delivered Temperature 86 Degrees F, Adjustable Thermostat No, Current 20 A, Environment Indoor, Market Commercial, Industrial ), ( Type: Water Heaters Electric Tankless Water Heaters ), ( Item Width: 9.000 ), ( Item Height: 6.400 ), ( Manufacturer Warranty: 1 Year ), ( Country/region Of Manufacture: De ), ( Bundle Description: No ), ( Weight: 4.8800 ), ( Length: 10.000 ), ( UPC: 040232177118 )

Review STIEBEL ELTRON Mini e Both Electric Tankless Water Heater Undersink

The Stiebel Eltron Mini-E 2.5-1 is a compact, electric tankless water heater designed for undersink installation. With its modern and sleek design, it not only provides efficient water heating but also adds an elegant touch to your kitchen.

Measuring only 14.8 inches high, 10.6 inches wide, and 5.1 inches deep, this unit is perfect for limited spaces, making it an ideal choice for small apartments, RVs, or offices. Its dimensions allow it to be installed under most standard sinks with ease.

The Mini-E 2.5-1 is equipped with a powerful 2.5 kW heating element that delivers a continuous flow of hot water at a rate of up to 1.3 gallons per minute. This means you'll never run out of hot water again, even during peak demand times. The heater's temperature range is adjustable from 95 F to 140 F, ensuring a comfortable temperature for your specific needs.

This tankless water heater features Stiebel Eltron's patented Thermostat Control Technology (TCT), which maintains a consistent water temperature and ensures energy efficiency. It also includes a built-in freeze protection feature, which automatically activates when the ambient temperature drops below 32 F, making it suitable for use in colder climates.

Installation is straightforward with the Mini-E 2.5-1, as it comes with a 6-foot-long power cord and a 3-foot-long water connection kit. It also includes a digital temperature display, making it easy to monitor and adjust the temperature settings.

Additionally, this tankless water heater is Energy Star certified, which means it meets the strict energy efficiency guidelines set by the U.S. Environmental Protection Agency. By using less energy, it not only helps reduce your energy bills but also contributes to a more sustainable environment.

The Stiebel Eltron Mini-E 2.5-1 is a reliable and efficient solution for your hot water needs, providing you with an endless supply of hot water while saving you space and reducing your energy consumption.

The Stiebel Eltron 040232177118 Mini-E 2.5-1 is a popular undersink electric tankless water heater. Here are some pros and cons to help you make an informed decision:

Pros:

1. Space-saving design: This water heater is compact and can be installed under a sink, freeing up valuable floor space.

2. Instant hot water: Since it is tankless, it provides an endless supply of hot water, making it ideal for small households or for point-of-use applications.

3. Energy efficient: Tankless water heaters consume less energy as they only heat water when it is needed, reducing energy bills.

4. Long lifespan: Tankless water heaters have a longer lifespan compared to traditional tank water heaters.

5. Easy installation: The Mini-E is relatively easy to install, as it requires no venting, and the necessary connections can be made using the provided adapters.

Cons:

1. Higher upfront cost: Tankless water heaters, including the Mini-E, have a higher upfront cost compared to traditional tank water heaters.

2. Limited flow rate: The Mini-E has a lower flow rate than larger tankless water heaters, making it less suitable for larger households or for applications where multiple fixtures need to be used simultaneously.

3. Requires electricity: Since it is an electric tankless water heater, it requires a constant electricity supply to operate, which may be a consideration for those in areas with frequent power outages.

Conclusion:

The Stiebel Eltron 040232177118 Mini-E 2.5-1 is a good choice for those in need of a compact, energy-efficient, and space-saving water heating solution. It is ideal for small households or for point-of-use applications, and its easy installation process adds to its appeal. However, its higher upfront cost and limited flow rate may be a concern for some. Ultimately, the decision to purchase this water heater depends on individual needs and preferences.

Recommendation:

If the Mini-E meets your requirements for hot water demand, space, and energy efficiency, then it is a recommended choice. However, if you require a higher flow rate, a larger tankless water heater or a traditional tank water heater may be a better option. It is always a good idea to consult with a professional plumber or water heating expert to determine the best solution for your specific needs.

Details:

Electrical Outlet's. Electrical Boxes. Light Industrial. And Enclosures.

specifications wateheat:

  • brand: Stiebel Eltron
  • mpn: 2.5-1
  • features: Electric Tankless Water Heater, Operating Voltage 120v Ac, Phase Single, Cold Inlet Size 3/8 In, Maximum Flow Rate 0.5 Gpm, Minimum Flow Activation 0.3 Gpm, Overall Height 6.5 In, Overall Width 7.5 In, Overall Depth 3.25 In, Power Consumption 2, 400 W, Maximum Delivered Temperature 122 Degrees F, Minimum Delivered Temperature 86 Degrees F, Adjustable Thermostat No, Current 20 A, Environment Indoor, Market Commercial, Industrial
  • type: Water Heaters Electric Tankless Water Heaters
  • item width: 9.000
  • item height: 6.400
  • manufacturer warranty: 1 Year
  • country/region of manufacture: De
  • bundle description: No
  • weight: 4.8800
  • length: 10.000
  • upc: 040232177118

general wateheat:

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

shipping wateheat:

  • cost: $0.00
  • type: Fixed
  • class: Standard
  • transit: 3-3 Days
  • service: Standard

seller wateheat:

  • rating: 99.6%
  • city: USA
  • # reviews: 1241847

returns wateheat:

  • method: Money back
  • time: 60 Days
  • paid by: Seller
  • policy: Returns Accepted

offer wateheat:

  • sold: 0
  • started: August 4, 2025
  • availability: In Stock
  • options: Ship-to-home

payments wateheat:

  • wallet: Google-pay
  • other
  • credit card: Discover
features: electric tankless water heater, operating voltage 120v ac, phase single, cold inlet size 3/8 in, maximum flow rate 0.5 gpm, minimum flow activation 0.3 gpm, overall height 6.5 in, overall width 7.5 in, overall depth 3.25 in, power consumption 2, 400 w, maximum delivered temperature 122 degrees f, minimum delivered temperature 86 degrees f, adjustable thermostat no, current 20 a, environment indoor, market commercial, industrial, type: water heaters electric tankless water heaters, item width: 9.000, item height: 6.400, manufacturer warranty: 1 year, country/region of manufacture: de, bundle description: no, length: 10.000,
category: home & garden > heating, cooling air > water heaters > tankless water heaters, weight: 4.8800, sku: 4750014628597883,

Stiebel Eltron 2.5-1 Is Similar To:

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5 offers $85.08–$256.99 USD
  • Offer #1: $85.08 price + $19.50 shipping estimate = $104.58* total. Overcurrent protection sized at 100% of load. The Stiebel Eltron Mini tankless water heaters are designed for installation at the point-of-use.+$19.50 shipping
  • Offer #2: $256.99 price + $0.00 shipping estimate = $256.99* total. and Enclosures STIEBEL ELTRON.FREE SHIPPING
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  • Offer #4: $452.34 price + $0.00 shipping estimate = $452.34* total. Instead of storing hot water, Mini Series models are tankless, heating water instantaneously and endlessly as it flows through the unit.FREE SHIPPING
  • Offer #5: $150.00 price + $24.14 shipping estimate = $174.14* total. 120 volt 20 amp breaker,3/8 connector. The Stiebel Eltron Tankless Electric Water Heater Mini 232098 is a compact and efficient water heating solution perfect for use in recreational vehicles, indoors, or under sinks.+$24.14 shipping

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