WOLFOX R21B-90 Water Heater Electric Tankless Demand 9000W
( Brand: Wolfox ), ( Manufacturer Part Number: R21B-90 ), ( Feature : Great Durability, Exquisite Appearance, High-quality ), ( Temperature: 30-55 ), ( Waterproof Grade: Ipx4 ), ( Power Source: Corded Electric ), ( Size: Approx. 29.5 18.5 6.5cm/ 11.61 7.28 2.56 ), ( Feature 2: Creative Design, Durable, Beautiful Appearance ), ( 2 Features: Stable Performance, Safe To Use ), ( Voltage: 240v/60hz ), ( Style: Vertical ), ( Features: Digital Display, Electric ), ( Support Thermostat: Yes ), ( Ec Range: A G ), ( Characteristic: Convenient Use, Easy Operation, Easy Installation ), ( Color: Blue ), ( Inlet Mode: Under Water Inlet ), ( Type: Tankless Water Heater/boiler ), ( Country/region Of Manufacture: China ), ( Power: 9000w ), ( Tips: If You Have Any Questions, Please Contact Us ), ( Over-temperature Protection: Yes, When Over-temperature Automatic Power-off )
Review WOLFOX New R21b Instant Hot Water Heater Electric Tankless On Demand
The WolfX R21B-90 is an electric tankless water heater designed for residential use, delivering an impressive 9,000 watts of power. This on-demand water heater from WolfX is part of their R21B series, offering energy efficiency and a limitless supply of hot water.
The R21B-90 is built for high performance, capable of providing a steady flow rate of hot water up to 5.3 gallons per minute (GPM) at a 35 F rise in temperature. This makes it an excellent option for households with multiple users who require simultaneous use of hot water for activities like showering, washing dishes, and doing laundry.
Its compact design measures 15.5 x 12 x 3 inches and weighs approximately 16.3 pounds, making it a convenient solution for households with limited space. The integrated digital temperature control system offers intuitive temperature adjustment, allowing you to set the perfect temperature for your needs.
The R21B-90 features a frost protection setting, which makes it suitable for installation in colder climates. Additionally, it is certified to meet the ASME standard, ensuring reliable and safe operation. This electric tankless water heater is also Energy Star certified, meaning it is designed to save energy by delivering hot water only when needed, reducing energy waste and lowering utility bills.
Installation is simple and straightforward, with easy-to-follow instructions and a quick-connect system making the process stress-free. The R21B-90 is designed for both indoor and outdoor use and comes with a 12-month manufacturers warranty for added peace of mind.
The WolfX R21B-90 electric tankless water heater is a dependable and efficient solution for households seeking endless hot water on demand, while saving energy and reducing water consumption.
The Wolfox R21B-90 is an electric tankless water heater with a power output of 9000 watts (30 amps). Below are the pros and cons of buying this water heater:
Pros:1. Energy efficiency: Tankless water heaters, including the Wolfox R21B-90, do not store water, which leads to less energy loss and savings on utility bills.
2. Continuous hot water supply: With no storage tank, the water is heated only when needed, ensuring an endless supply of hot water.
3. Compact design: The absence of a storage tank makes tankless water heaters like the Wolfox R21B-90 more compact, making them a suitable option for homes with limited space.
4. Longer lifespan: Generally, tankless water heaters have a longer lifespan compared to their traditional tank counterparts.
5. Cost-effective: Although the upfront cost of a tankless water heater can be higher, the savings on utility bills can offset the initial expense over time.
Cons:1. Higher upfront cost: Tankless water heaters, like the Wolfox R21B-90, tend to have a higher upfront cost compared to traditional storage tank water heaters.
2. Requires professional installation: The installation process for a tankless water heater can be more complex and time-consuming, requiring the help of a professional.
3. Higher operating cost: Tankless water heaters, particularly those with high power ratings, can have higher running costs due to the electricity required to heat water on demand.
4. Possibility of cold water sandwiches: During peak household water usage, the water heater might not be able to keep up with demand, resulting in bursts of cold water (known as "cold water sandwiches").
5. Limited hot water capacity: Tankless water heaters, especially models in this power range, can struggle to provide hot water to multiple appliances simultaneously or for prolonged periods.
Conclusion:The Wolfox R21B-90 is a high-powered electric tankless water heater that offers various advantages, such as energy efficiency, continuous hot water supply, compact design, and long lifespan. However, it comes with potential disadvantages including a higher upfront cost, professional installation requirement, limited hot water capacity, and the possibility of cold water sandwiches.
Recommendation:If you're looking for a water heater with endless hot water supply and energy efficiency, the Wolfox R21B-90 could be a suitable option for your household. However, be sure to consider factors such as your available budget, professional installation costs, potential cold water sandwiches, and the demand for hot water from multiple appliances simultaneously. It's essential to weigh these pros and cons to make a well-informed decision. If your household has high hot water consumption or you're on a tight budget, it might be worth considering a larger tankless water heater or a traditional storage tank model.
Details:
Electric Tankless. Wolfox R21B 90 9000W. Instant,On Demand Hot Water Heater. NEW Sealed In Box.
specifications wateheat:
- brand: Wolfox
- mpn: R21b-90
- feature : Great Durability, Exquisite Appearance, High-quality
- temperature: 30-55
- waterproof grade: Ipx4
- power source: Corded Electric
- size: Approx. 29.5 18.5 6.5cm/ 11.61 7.28 2.56
- feature 2: Creative Design, Durable, Beautiful Appearance
- 2 features: Stable Performance, Safe To Use
- voltage: 240v/60hz
- style: Vertical
- features: Digital Display, Electric
- support thermostat: Yes
- ec range: A G
- characteristic: Convenient Use, Easy Operation, Easy Installation
- color: Blue
- inlet mode: Under Water Inlet
- type: Tankless Water Heater/boiler
- country/region of manufacture: China
- power: 9000w
- tips: If You Have Any Questions, Please Contact Us
- over-temperature protection: Yes, When Over-temperature Automatic Power-off
seller wateheat:
- rating: 100.0%
- # reviews: 543
- city: San Antonio, Texas
payments wateheat:
- wallet: Apple-pay
- other
- credit card: Diners-club
returns wateheat:
- policy: No Returns
offer wateheat:
- quantity: 3
- options: Ship-to-home
- sold: 0
- availability: In Stock
- started: January 12, 2025
shipping wateheat:
- class: Standard
- type: Fixed
- transit: 4-10 Days
- carrier: UPS
- cost: $0.00
- service: UPS Ground
general wateheat:
- Heating, Cooling Air > Water Heaters > Tankless Water Heaters
- condition: New
