Maximize Energy Efficiency with the Stiebel Eltron WWK222H Heat Pump Water Heater
The Stiebel Eltron WWK222H heat pump water heater is designed for households seeking energy-efficient hot water solutions. With a 220-liter capacity and the ability to perform in cold conditions, it balances comfort and cost-effectiveness. This article details its features, operational efficiency, and potential impact on your utility bills to help you make an informed decision about your hot water system.
Key Takeaways
-
The Stiebel Eltron WWK222H heat pump water heater is highly energy-efficient, suitable for both hard and soft water areas, offers smart element technology for rapid hot water recovery, and is compatible with solar PV systems for enhanced savings on electricity bills.
-
Installation flexibility allows the WWK222H to be installed both indoors and outdoors, with benefits such as space-saving, protection from weather, quieter operation, and easier maintenance access depending on the chosen installation location.
-
The heat pump is backed by comprehensive warranty coverages (5-year for the cylinder and condenser, 2-year for the sealed refrigeration system, and 1-year for other electrical components) and reliable customer support, ensuring peace of mind for users.
Stiebel Eltron WWK222H: A Comprehensive Overview
The Stiebel Eltron WWK222H heat pump exemplifies reliability, quality, and efficiency. German-engineered and Slovakian-manufactured, it reflects a commitment to high-quality standards and innovation. This heat pump features a tank capacity of 220 liters, a key determinant for efficiency and meeting the hot water demands of various households.
But capacity is only part of the story. The WWK222H leads its counterparts in:
-
Energy efficiency, translating to significant savings on electricity bills and making it an appealing choice for environmentally-conscious consumers
-
Maintenance-free current impressed anode suitable for both hard and soft water areas
-
Smart element that aids hot water recovery during high usage, enhancing performance and user convenience.
Key Features
The WWK222H water heater offers:
-
Energy-efficient design by extracting heat from the air to generate hot water
-
Ability to connect to a solar PV system for enhanced energy savings
-
German engineering for a robust and high-quality design
-
Installation flexibility, compatible with solar PV systems for households looking to capitalize on renewable energy
Quiet operation is guaranteed with an encased compressor design, and a smart element ensures rapid hot water recovery in the top 80 liters. With a 220-liter tank capacity, this unit meets the hot water demands of most households.
Cold Climate Performance
The WWK222H heat pump features:
-
Effective performance, even in cold climates
-
Active defrost function, removing hoar frost from the evaporator for efficient operation in temperatures as low as -5°C
-
Broad temperature range from -5 to +42°C, providing a consistent hot water supply without the need for an additional heating element, while maintaining optimal cold water temperature
-
Easy installation active defrost function, ensuring a seamless integration into your existing system.
A seasonal coefficient of performance (COP) of 3.94 maintains high efficiency across different seasonal temperatures. Regarding versatility and reliability, the heat pump works well with both hard and soft water, making it a dependable option across different water conditions as it cold climates operates effectively.
Installation Options: Indoor vs. Outdoor
The WWK222H heat pump offers the flexibility of both indoor and outdoor installation. Integral cylinders combine buffer and DHW cylinders in one, offering a space-saving solution ideal for homes with limited space. For indoor installation, a clear space of 13m3 is required to ensure proper functioning and maintenance access.
The electrical installation also entails specific electrical requirements and associated pipe work to ensure safe and effective operation.
Indoor Installation Benefits
Indoor installation comes with its own set of benefits. By placing the heat pump indoors, you’re protecting it from harsh weather conditions, which can help to extend the lifespan of the unit. Thanks to its encased compressor design, the heat pump operates quietly, an added advantage of indoor installation. The compressor and fan noise of the heat pump is reduced in compliance with European Standard EN12102, thanks to the encased design.
As a result, you can enjoy reduced noise pollution within your home environment.
Outdoor Installation Advantages
Outdoor installation of the WWK222H heat pump offers its own unique advantages:
-
Greater installation flexibility
-
Does not necessitate the allocation of dedicated indoor space
-
Especially advantageous for homes with limited indoor space, enabling homeowners to fully utilize their internal living areas without accommodating the heat pump.
Additionally, installed outdoors, installation outdoor allows for easier access for maintenance and servicing activities, contributing to the overall convenience and efficiency of upkeep.
Solar PV System Compatibility
Elevating energy efficiency through heat pump technology, the WWK222H heat pump offers the following features:
-
Compatible with a solar PV system, transforming it into a thermal battery and further boosting energy efficiency
-
Can be integrated into smart systems by networking with solar PV systems and energy management tools
-
Optimizes the use of solar power generated on-site
Even better, customers installing new solar PV systems or upgrading existing ones can benefit from the Solar Homes Program in Victoria, which provides rebates, loans, and interest-free battery loans, making it an Australian conditions market leader.
Connection Process
To maximize the benefits of solar PV system compatibility, the connection process must be performed by a qualified electrician to ensure safety and optimal performance. An Energy Management System (EMS) can predict solar PV generation, which helps to intelligently allocate energy to appliances like the heat pump. The EMS optimizes energy usage by managing the operation of appliances, giving priority to the heat pump and postponing others to maximize the use of generated solar power.
The EMS learns the energy usage patterns of the household over time and improves the allocation of energy from solar PV, further minimizing the heat pump’s running costs.
Potential Savings
Connecting the heat pump with a solar PV system can result in significant savings. Here are some benefits of connecting the heat pump to a solar PV system:
-
Optimized timing for heating water and increased utilization of solar energy, reducing grid consumption
-
Cost-efficient heating and cooling, with savings up to 74% on hot water energy use compared to conventional electric water heaters
-
Environmental benefits, as it reduces reliance on fossil fuels and decreases carbon emissions
By connecting your heat pump to a solar PV system, you can enjoy both financial and environmental advantages.
This integration significantly lowers a building’s carbon footprint, with reported reductions in CO2 emissions by 64% from 5.4 tons to under 2.0 tons per year.
Warranty and Customer Support
Investing in the WWK222H heat pump means not only acquiring a product but also securing peace of mind. The heat pump comes with a comprehensive warranty for different components, including:
-
5-year warranty for the cylinder and condenser
-
2-year warranty for the sealed refrigeration system
-
1-year warranty for other electrical components and the T&P relief valve
In the event you need assistance, Stiebel Eltron provides a dedicated support line with an expected response time within 24-48 hours.
Warranty Breakdown
The warranty coverage for your WWK222H heat pump is extensive. It includes a 5-year warranty on the cylinder and condenser and a 2-year warranty for the sealed refrigeration system. All other electrical components are protected by a 1-year warranty.
It’s worth noting that warranty periods may vary depending on whether the heat pump is used in a domestic or commercial setting.
Accessing Customer Support
Stiebel Eltron is committed to providing top-notch customer service. You can contact them directly or submit a warranty/service request through the online form on their website. Once a service agent has been assigned to your job, you will receive a notification via email and SMS, which includes the job reference number. If you don’t hear from the service agent within 24-48 hours after assignment, don’t hesitate to reach out to Stiebel Eltron by calling 1800 153 351 for assistance.
STC/VEECS Rebates and Claims
You might be eligible for a rebate of up to $1,000 on systems like the Stiebel Eltron WWK222H heat pump. Through the STC/VEECS rebates, consumers can enjoy this substantial saving. This means the cost of purchasing and installing your Stiebel Eltron WWK222H Heat Pump can be significantly reduced, especially when you combine this rebate with the use of extended off peak power.
Here’s how you can go about claiming these rebates.
Rebate Program Overview
The STC/VEECS rebate program is designed to assist Victorian households in reducing energy bills through the installation of efficient hot water systems. Here are the eligibility criteria for the rebate:
-
You must be an owner-occupier in Victoria
-
You must earn a combined household income of less than $210,000 per year
-
You must own a property valued at under $3 million
-
You must be replacing a hot water system that is at least three years old
-
The product you choose must be listed on the hot water products list provided by Solar Victoria.
If you meet these criteria, you may be eligible for a rebate of up to $1,000.
Claiming Process
To apply for the rebate, customers must provide a quote number from an authorized retailer and two forms of identification. Additional proof of income may be required if the property has multiple owners. A quote from an authorized hot water retailer is necessary for both new and existing customers to initiate the rebate application process through the dedicated hot water rebate portal.
The Energy Savings Certificates (ESCs) and small scale technology certificates are for New South Wales installations where a Stiebel Eltron WWK domestic hot water heat pump replaces an existing electric or gas water heater, with the quantity of ESCs awarded depending on the zone and the type of water heater being replaced. After rebate approval, the amount is directly paid to the retailer and deducted from the purchase invoice. Customers are responsible for paying any remaining balance.
In urgent replacement scenarios, customers can install the system first and apply for the rebate afterwards, although rebate receipt is not guaranteed.
Sizing and Capacity: Choosing the Right Heat Pump
Considering both the size and capacity of your hot water heat pumps is essential for meeting your household’s specific hot water needs. Making the right choice can ensure that you have efficient and reliable hot water supply. The Stiebel Eltron WWK302 Heat Pump, for example, is suitable for households with 3-6 people, indicating its capacity range.
Here’s a more thorough look at how to decide on the appropriate cylinder capacity and size for your heat pump.
Determining Cylinder Capacity
The appropriate cylinder capacity for your Stiebel Eltron heat pump depends on several factors, including the number of occupants, water usage habits, and peak hot water demand times. Daily hot water consumption per person can range from 30 to 60 liters, varying according to individual usage patterns.
The WWK222H heat pump water heater features:
-
Provides up to 360 liters of 40°C shower temperature water from a 220-liter tank
-
Smart element at the top of the hot water cylinder assists in heating the top 80 liters during high hot water demand
-
Enhances the WWK222H’s capability to meet increased usage
For homes with multiple bathrooms or higher peak demand, a larger cylinder may be needed.
Sizing Guide
Stiebel Eltron’s sizing guide assists users in choosing the appropriate heat pump model by considering the number of household members and typical hot water usage. For households with higher occupancy or increased demand for hot water, the sizing guide recommends selecting a heat pump with a larger capacity to prevent frequent on and off cycling and ensure consistent supply.
Pricing and Delivery Information
The Stiebel Eltron WWK222H heat pump stands out not only for its efficiency and flexibility but also for its competitive market price. Various delivery options cater to different customer needs, adding to the convenience of purchasing this remarkable product.
Here are more details about the pricing and delivery.
Price Comparison
When you compare the price of the Stiebel Eltron WWK222H heat pump to its competitors, you’ll find it’s more affordable. The Stiebel Eltron WWK222/WWK222H (220L) model is priced between $3,200-$3,500, which is considered more affordable when compared to some of its competitors, such as Sanden heat pumps, which range between $5,600-$5,950 for a heat pump and stainless steel tank.
For further information on discounts and delivery options, you can request a quote online.
Delivery Options and Coverage
When it comes to delivery, Stiebel Eltron has you covered. For online purchases with Installed Today, the WWK222H heat pump is available for free delivery to most metro areas in Australia. The heat pump can also be transported horizontally, providing more flexibility in delivery and installation logistics.
Summary
In conclusion, the Stiebel Eltron WWK222H heat pump is a versatile, energy-efficient, and cost-effective solution for your hot water needs. From its energy-efficient operation to its compatibility with solar PV systems, its competitive pricing to comprehensive warranty, this heat pump offers a compelling mix of features and benefits. Whether you’re an environmentally-conscious consumer, a tech-savvy homeowner, or someone looking to save on electricity bills, the Stiebel Eltron WWK222H is a worthy consideration. Embrace the future of water heating today.
Frequently Asked Questions
Is STIEBEL ELTRON made in china?
No, STIEBEL ELTRON is not only made in China; it is manufactured in Germany as well as in Sweden, Slovakia, and Thailand. The company uses German technology to ensure a robust and reliable build for its products.
Why is my STIEBEL ELTRON water not hot?
Your STIEBEL ELTRON water might not be hot because the flow rate of the water is too fast, causing it to pass the element too quickly to heat up. You can adjust the flow rate adjustment screw to lower the flow rate.
Is STIEBEL ELTRON a German company?
Yes, STIEBEL ELTRON is a German company and its head office is located in Holzminden, Germany. The company was founded in 1924 by Dr. Theodor Stiebel in Berlin.
How much does a Stiebel Eltron cost?
A new Stiebel Eltron WWK222 heat pump hot water system typically costs around $4,700 for most installations.
What are the key features of the Stiebel Eltron WWK222H heat pump?
The Stiebel Eltron WWK222H heat pump features energy-efficient operation, high-quality design, installation flexibility, quiet operation, and a 220-liter tank capacity, making it a versatile and efficient choice for heating water.
