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When choosing a water heater, safety should be considered first, and an electric water heater with 'electric wall' technology can be selected, even if there is leakage, it will be foolproof and will not cause harm to people.
The so-called 'anti-electric wall' developed by Haier is completely imitating the Jiayuan 'electric wall' technology developed by Shenzhen Mingjia Industry! Jiayuan's 'electric barrier' technology is very safe. Jiayuan water heater is the safest water heater, and the safety patent has been sued with Haier, and "Jiayuan" won.
It is recommended to choose the "Jiayuan" electric water heater "electric water heater" electric insulation wall "technology" developed by Shenzhen Mingjia Industrial Development ****, Jiayuan has the invention patent of "electric water heater" electric insulation wall" technology.
The selection of the installation location of the electric water heater should follow four principles: safety; Beautiful; Utility; Save money.
On April 22, 2010, the National Center for Quality Supervision and Inspection of Household Electrical Appliances conducted a comprehensive and strict inspection on the safety performance of Jiayuan electric water heater products. The inspection carried out a comprehensive inspection of the electrical safety of the water heater by simulating the live water in the inner tank of the water heater, the live ground wire of the user and measuring the safety early warning voltage.
The actual test results show that in the testing of similar items, the safety inspection data of Jiayuan products is the best, and at present, there is no other brand in the Chinese market that can reach the height of Jiayuan in terms of safety performance. Jiayuan electric water heater is more mature, more reliable and more accurate than similar products in the field of safety technology.
National Center for Quality Supervision and Inspection of Household Electrical Appliances Inspection Report No.: WTS2008-0880).
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If you want a gas water heater, you can choose Rinnai water heater, Rinnai water heater belongs to a high-end water heater, the quality is definitely the best, Rinnai thermostat is also ahead of other brands, with its own unique design in it.
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Smith, although a bit pricey, but great value.
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The common brands of gas water heaters with good sales in the world are: Nengsu, Rinnai, Midea, AO Smith, Wanhe, and Wanjiale.
1. Energy rate. A brand from Japan, specializing in the production of household water heaters, the products are known for their superior performance and advanced technology. The main consideration of a gas water heater is the computer motherboard that controls the inlet and outflow of water, and most of the motherboards with energy rate are imported from Japan and then assembled in China before being sold, so the quality is still very guaranteed.
2. Rinnai. Rinnai company was founded in Shanghai, adhering to the Japanese technology for many years, always adhere to the "quality and sincerity dedication to customers", quality trustworthy. Rinnai natural gas water heater has multiple safety protection functions, adopts outdoor suction and discharge, and has high thermal efficiency, green environmental protection, good quality and good appearance.
3. Beauty. A well-known domestic home appliance manufacturer, its products can be seen everywhere in daily life, such as water heaters, microwave ovens, disinfection cabinets, air conditioners, washing machines, etc., with a wide market base and a good reputation. The inner cavity of its water heater is made of copper, which is quite resistant to burning, and the quality is still guaranteed.
4. Ao Smith.
One of the earliest domestic manufacturers engaged in the production of water heaters, has a long-term technical accumulation, research and development strength is also good, its water heaters are chosen by many Chinese families, in major supermarkets and home appliance stores can be seen at any time this brand of stores, the strength is still relatively strong, worth buying.
5. Wanjiale.
Wanjiale has always adhered to the "leading technology", and the market share of natural gas water heaters produced by Wanjiale has occupied the first place in China for many years. Wanjiale water heater focuses on energy saving and environmental protection, efficient use of resources, so the use of gas consumption is relatively less than other water heaters, Wanjiale natural gas water heater design is also quite excellent, cost-effective is also very high.
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Gas Water Heater Brand:
1. Wanhe. Wanhe water heater is cost-effective, worth buying, and now the sales volume of Wanhe gas water heater in the market is very high, Wanhe gas water heater can not only meet the user's comfortable bathing needs all year round, the water temperature can achieve about 35 65 without extremely wide temperature adjustment, but also specially added a humanized temperature memory function, but also support the query function, fully meet the different needs of users. The high efficiency and energy saving of Wanhe gas water heater is also a major highlight, and its energy-saving efficiency is 40% higher than that of others.
2. Tver.
Tver gas water heater products have first-class technology and technology, its quality is absolutely excellent, Tver has always used German Seiko quality to cast perfect industrial products, the quality requirements, Tver is extremely strict. Tver gas water heaters can achieve precise control, achieve true intelligent constant temperature, and save energy. Refuse to be hot and cold, the phenomenon that the water does not boil in winter, and at the same time can eliminate the problem of fluctuation in water flow.
3. Smith.
Smith Water Heater is a well-known manufacturer in the American water heater industry, which is first-class and trustworthy in terms of quality and after-sales. Smith's gas water heaters are built to stand the test of time and many consumers, and their quality is unquestionable. In terms of safety, Smith gas water heater has a U.S. patented carbon monoxide safety protection system, professional detached high-level monitoring, adheres to four international standards and specifications, and effectively guarantees kitchen safety 24 hours a day.
4. Wanjiale.
Wanjiale electric water heater adopts "double engine" rapid heating technology, when the electric water heater is in a heating state, the heat storage heating pipe is started to store heat for heating. When the electric water heater is in the state of water, the heat storage heating pipe is automatically closed, and the rapid heating pipe is opened at the same time, and the water temperature of the effluent is rapidly increased through the closed rapid heating space, which can realize the temperature rise of the outlet water by 10K (when the flow rate is 4L min), increase the capacity indefinitely, and save 53 minutes of heating time.
5. Haier. Haier brand gas water heaters do a good job in safety, that is, protection, and will naturally be trusted for products with high safety. Haier is a first-line brand in the field of domestic gas water heaters, with a good cost performance, and has after-sales service that other domestic and foreign brands in the field of gas water heaters cannot match.
First of all, Wanhe gas water heater is better. Wanhe Group was established in August 1993 and is located in Shunde, the hinterland of the Pearl River Delta. Now it has one of the largest sterilizer production bases in Asia and a large-scale, first-class water heater production base in China, with an annual production capacity of more than 2 million water heaters and sterilizers, and the products sell well all over the country and Europe, America, Southeast Asia and other regions. >>>More
The efficiency of gas water heaters is usually about 90% (condensing type can even exceed 100%), and the efficiency of electric water heaters is generally above 90% (but considering the primary energy power generation efficiency is 45%, the primary energy efficiency of electric water heaters is about 40%), the air energy water heater is an air source heat pump, and the heating coefficient is generally about 5 (which can be approximated as the efficiency is 500%), and it is estimated that it can reach 3 under low temperature conditions in winter. The overall efficiency is about 5% based on a heating coefficient of 220%. >>>More
There's basically no comparison between the two, so you don't have to. In fact, the most fundamental principle is to make a comprehensive judgment according to one's own conditions. >>>More
Gas water heaters heat up quickly and have a temperature adjustment device, so as long as they are adjusted to a comfortable temperature when they are first used, the hot water will always be at this temperature in the future. The electric water heater is a volumetric type, after heating a tank of water, due to the high temperature (generally about 80) when it is first used, it is necessary to use cold water to eject the heated water, and at the same time to mix a part of the cold water. In the process of ejection, the water temperature is high at the beginning, and the water temperature will gradually decrease with use, so it is necessary to constantly adjust the ratio of cold and hot water when using. >>>More
Heating: It is easy and quick to use, but the installation requirements are extremely high, and it cannot be installed indoors (carbon monoxide will be produced), and if it is installed outdoors, it is long and gas and water-consuming, and it is not environmentally friendly. The technology is mature and the failure rate is low. >>>More