Zhongshan, China Professional Instant Water Heater Manufacturer | Factory Direct Supply
Pianotherm (Piano Appliance) was established in 2005 and is a professional manufacturer of Instant Electric Water Heaters and Electric Boilers in China. The company is part of Piano Home Group, a publicly listed enterprise (Stock Code: 002853.SZ).
We integrate R&D, manufacturing, and sales under one roof, supported by a team of 100+ skilled professionals and a modern 10,000 m² industrial facility, with an annual production capacity of 50,000 units. Our products are widely used in residential homes, commercial buildings, hotels, and heating projects worldwide.
Safety is at the core of everything we do. Pianotherm was the first company in China to obtain a national patent for water–electricity separation heating technology, setting industry benchmarks in safety and reliability. We also lead the market with:
An industry-leading 8-year warranty on heating elements
A patented dual water-and-electric regulation system for stable outlet temperature
Intelligent anti-scalding and anti-freeze technologies
Optional Wi-Fi, Bluetooth, and voice control for smart-home integration
Our electric boilers support dual-energy heating, combining photovoltaic power with grid electricity, offering environmentally friendly, stable, and flexible solutions for whole-house heating and engineering projects.
With over 20 years of experience, more than 1 million users, and hundreds of completed projects, Pianotherm continues to deliver safe, dependable, and sustainable heating solutions to global partners.
Company Development History
PIANO Electric Appliances was founded in Zhongshan in 2005.
In 2006, the first-generation high-speed flash-conducting cast aluminum heating element "HES" was successfully developed, achieving safe heating through water-electricity separation.
In 2008, the fifth-generation spiral cast aluminum heating element "HES" was successfully developed, offering greater safety and a longer lifespan.
In 2010, a three-phase constant-temperature instantaneous electric water heater was successfully developed, making it an ideal choice for whole-house heating.
In 2014, we were the first in China to propose an 8-year extended warranty on heating elements, ensuring no scale buildup and no leaks.
In 2017, PIANO was listed on the Shenzhen Stock Exchange (002853SZ), and has been named one of the "Top Ten Instant Heating Brands in China" for seven consecutive years.
In 2020, Alpha successfully developed a cast aluminum heating element, improving performance by 20%.
In 2023, the dual-adjustment technology for water and electricity was successfully developed, overcoming industry pain points and achieving automatic and precise constant temperature control.
PIANO Detailed address
Located at our registered manufacturing base and verified on Google Maps, Piano is a qualified water heater manufacturer with compliant production facilities and certified operations. Our clearly identified factory location reflects our commitment to transparency, regulatory compliance, and long-term cooperation with global partners. Customers and partners are welcome to verify our address and visit our manufacturing site for on-site evaluation and business discussions.