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ANYSUN

Solar Hot Water

DURABLE/AFFORDABLE/BANKABLE

SPLIT TYPE

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split type solar power water heater

 

IRONMAN

SUS-304 Solar Water Heater

SIMPLE/SECURE/SMART

COMPACT  TYPE

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DieHard

316L Solar Hot Water

Marine Grade Raw material

INTEGRATED  TYPE

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Products Categories

Riwatt Solar Water Heater has an extensive team to ensure the highest-quality solar water heater, our production line is focused on compact high-pressure solar geysers, low-pressure solar hot water, split solar systems, and commercial solar hot water heating solutions, swimming pool systems, and related solar parts.

Compact Non-pressure Solar Heater

Compact Non-pressure Solar Heater

Compact non-pressurized vacuum tube solar water heater with stainless steel tank and ad

Flat Panel Solar Water Heater

Flat Panel Solar Water Heater

Efficient flat panel solar water heaters designed for reliable, eco-friendly hot water

Hot Water Tank

Hot Water Tank

Riwatt water tanks include two types: durable high-pressure tanks with ≥1.2mm inner t

Integrated Pressurized Solar Water Heater

Integrated Pressurized Solar Water Heater

Integrated vacuum tube heat pipe pressurized solar water heater combines advanced heat

Solar Collector

Solar Collector

Efficient heat pipe solar collector with evacuated tubes, quickly transferring solar en

Split Solar Water Heating System

Split Solar Water Heating System

Split solar water heater with separate solar collector and water tank, available in hig

About Riwatt

Riwatt Solar is a leading supplier of solar water heater Kits in China, It is always our best endeavor to supply the right solar energy product at right time at the right cost.

riwatt office building

professional solar water heater manufacturer

“Customer Satisfaction” is our major concern. Our expertise and our latest solar water heating technology are based on the experience of many years in the production of solar water heaters.

riwatt solar company profile

solar water heater specialist

For the past 13 years, Riwatt Solar only does one thing that produces solar water heaters. If you need any solar water heaters for your business, you’ve come to the right place!,

NEW ARRIVALS

Your Solar Water Heater orders are monitored and implemented to ensure the top quality, as follows, you will find our latest trending and hot selling solar water heating system, OEM/ODM service provided, welcome your customized purchase order plan.

[products limit=”8″ columns=”4″ orderby=”date” order=”DESC” visibility=”visible”]

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RIWATT'S EQUIPMENTS & CAPACITY

RIWATT Solar Energy has an extensive team to ensure the highest-quality solar water heater.We are committed to individual customer solutions and ensuring solar quality in whatever we do.

leakage testing

Leaking Testing Before Shipping

Every single of solar water heater, solar hot water heating system and other solar products will have to be leaking tested for 12 hours before release from Riwatt factory.

professional water tank welding engineer

Professional water tank welding engineer

Each water tank inner chest adopt DUAL welding tech, both inner & outer simoutenously welding,prevent water tank leaks

Get Free Consultancy

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Riwatt Gallery

RIWATT Solar open 24 hours a day, 7 days a week to serve you in different time zone and region, as follows, we update you our latest solar water heater installation in different countries at different period!

100L Solar Water Heater -Integrated High Pressurized Solar Geyser for Malawi I Riwatt

100L Solar Water Heater -Integrated High Pressurized Solar Geyser for Malawi I Riwatt

100L solar water heater is a newly installed integrated high-pressure system in Malawi, using a heat

400L Integrated Pressurized Solar Water Heating System | RIWATT Malawi

400L Integrated Pressurized Solar Water Heating System | RIWATT Malawi

400L Solar Water Heating System Overview:

5000L Hot Water Storage Tank / Buffer Tank – Built for Performance, Built to Last

5000L Hot Water Storage Tank / Buffer Tank – Built for Performance, Built to Last

5000L Hot Water Storage Tank – Looking for a high-quality hot water storage tank / buffer tank for

300L Solar Water Heaters

300L Solar Water Heaters

☀️ RIWATT 300L Full Stainless Steel Solar Water Heater – Reliable Hot Water Anytime! Lookin

200L Stainless Steel Solar Hot Water

200L Stainless Steel Solar Hot Water

☀️ 200L Full Stainless Steel Solar Hot Water Heater – Reliable Hot Water Anytime! 💧 Upgr

Heating Water with Solar

Heating Water with Solar

Reliable Heating Water with Solar for every home — Durable / Affordable / Bankable Upgrade your

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Latest News

Solar water heaters are a mature technology that has been successfully deployed in several countries for more than 30 years, we will keep on updating the latest breaking news in solar thermal industry and keep on releasing the most advance solar technology to our followers.....

Industrial Solar Water Heaters: Can Solar Water Heating Be Used for Industrial Applications? | RIWATT Solar Water Heating

Industrial Solar Water Heaters: Can Solar Water He

Feb 04,2026

Many industrial buyers ask a common question: Can solar water heaters really handle industrial hot water demand? The answer is...

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Best Solar Geyser Factories in the World: Top 7 Picks for 2026

Best Solar Geyser Factories in the World: Top 7 Pi

Jan 23,2026

Solar geyser provide an energy-efficient way to heat water for homes and businesses. They reduce electricity costs while offering reliable...

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5000L Air Source Heat Pump Water Heater for Hotels & Commercial Hot Water Systems

5000L Air Source Heat Pump Water Heater for Hotels

Jan 23,2026

As energy costs rise and sustainability standards tighten, hotels, villas, and commercial buildings are increasingly turning to air source heat...

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Hear From our Customers

Hear From our Customers

Radek,(Czech Republic)
Radek,(Czech Republic)
2025-11-14
We purchased a mixed 20GP container of RIWATT split pressurized solar hot water heater system (200L, 300L, and 500L). The quality is excellent — very solid construction and reliable performance....
Hakar M. Selki (Iraq)
Hakar M. Selki (Iraq)
2025-11-11
"I’ve explored many models and types of solar water heaters, and after visiting RIWATT’s website, I’m convinced they are one of the best solar water heater companies in China. Excellent...
Campbel(Cyprus)
Campbel(Cyprus)
2025-7-25
"RIWATT has excellent quality and service. Our 40'HQ container of integrated pressurized solar water heaters(flat panel type) was well received and is now on the way to our warehouse. Perfect...
Mr. Elie (Lebanon)
Mr. Elie (Lebanon)
2025-5-9
"As a new client from Lebanon, I purchased a 40'HQ container of RIWATT pre-heated solar water heaters with inbuilt 30 meters of 316L stainless steel coil heat exchangers and 0.8mm...
Danny (the USA)
Danny (the USA)
2024-4-3
"I purchased 10 sample units of RIWATT split pressurized solar water heaters (heat pipe evacuated tube model) with SR21 pumping stations, expansion vessels, and DN16 pre-insulated solar hoses. Excellent quality...
Bock Eng Chua(Malaysia)
Bock Eng Chua(Malaysia)
2023-8-4
A big thank you to Riwatt for the smooth delivery of the 200L and 300L heat pipe solar geysers. Everything arrived in perfect condition and the installation on our factory...

FAQ

What Are Your Pricing Advantages?

We own our factory, eliminating middleman markups and resale costs. Focused on long-term partnerships, we always offer our best prices and optimal solutions for Riwatt solar water heating products.

How Do You Ship Product Samples?

We ship small Riwatt solar water heater samples worldwide via reliable international express services such as FedEx, UPS, DHL, TNT, and EMS. For larger volumes—like 100L, 150L, 200L, or 300L solar geysers—we recommend ocean or rail transport due to their size, light weight, and the fragility of evacuated tubes, ensuring safe delivery and product integrity.

How Does the Riwatt Factory Maintain Strict Quality Control Standards?

Quality is always the top priority at Riwatt.Our one worker–one process system, in-house steel processing, robotic TIG welding, and high-pressure leak testing ensure full production control. Step-by-step inspections throughout the solar geyser manufacturing process guarantee reliable, long-lasting solar water heating and hot water solar heat products.

How Long I Can Get Your Reply After I Send Solar Inquiry?

You will receive a Riwatt response to your solar water heating or solar energy inquiry within 24 hours (Monday–Friday) and within 48 hours on weekends.
For urgent support, please call us directly—our team is available 24/7 and will respond immediately after phone communication.
We warmly welcome calls anytime for fast technical assistance and professional service.
●Email: info@riwatt.com
●Whatsapp:+86 180 0660 1051

What Are Your Current Hot-Selling Solar Water Heater Models?

Our four current hot-selling 4 (four) models are:

● Integrated Pressurized Solar Water Heater – combines storage and collector in one compact unit, ideal for high-pressure systems.
● Compact Stainless Steel Non-Pressurized Solar Water Heater – durable stainless steel construction, perfect for gravity-feed setups.
● Flat Panel Solar Water Heater – efficient, sleek design suitable for various roof types.
● Split-Type High Pressurized Solar Water Heater – separate collector and storage tank, optimized for high-pressure performance.

How Do You Handle Solar After-Sales Service And Support?

● Customer Focused: We prioritize customer satisfaction and offer full support after purchase.
● Expert Assistance: Our team is available to help with any inquiries or issues regarding your solar water heater.
v Timely Responses: We ensure quick and efficient resolutions for any concerns.
● Warranty and Repairs: We provide warranty coverage and facilitate repairs or replacements when needed.
● Ongoing Support: Customers can easily reach us via phone, email, or our website for continuous assistance.

What Is The Warranty Coverage For Your Products?

Our solar water heaters come with a comprehensive warranty to ensure long-lasting performance and peace of mind.
●The standard warranty covers the system for 5(FIVE) years against manufacturing defects,for additional protection, extended warranty options are available.
●Acessories (controller, assistant tank, PT valve, vacuum safety vallve, electric heater, mag. anode): 1(ONE) year

What is your MOQ (Minimum Order Quantity)?

Regular models can be mixed in 1×20GP or 1×40HQ containers, and small trial orders are acceptable.

Do You Support Oem Or Custom Branding?

Yes. We offer OEM packaging, LOGO labeling, silk-print branding, and customized tank options.

How Many Solar Power Water Heating System Can Fit In A Container?

A 40HQ can load approximately:
● 120~125 sets (150L compact system)
● 90~95 sets (200L compact system)
● 55~65 sets (300L compact system)
Exact loading depends on model and packaging.

What Payment Methods Are Available?

The available payment methods are:
●Telegraphic Transfer (TT)
●Letter of Credit (LC)
Our sales team can assist with detailed instructions for processing payments.
If you have any other specific payment methods in mind, feel free to reach out, and we’ll do our best to accommodate.

What Is The Typical Lead Time For Wholesale Solar Geysers Orders?

For large orders of solar water heating system, Riwatt usually requires 2–4 weeks for production, plus shipping. We keep clients updated on every step, from production to delivery.

How Do I Get The Best Pricing For Bulk Solar Water Heaters for Home?

You get the best price by ordering larger quantities, choosing standardized models, and negotiating our factory-direct quotes. Bulk orders reduce production and shipping costs, giving you better per-unit pricing.

Which Type Of Solar Power Water Heater Is Suitable For My Home?

Riwatt offers a wide range of solar water heater for home, including pressurized and non-pressurized models, flat panel and solar water heat tube collectors, as well as integrated or split systems. Choosing the right system depends on your water usage, roof type, and budget.

 

Which Type Of Hot Water Solar Heat System Is Best-Selling Model?

Riwatt’s best-selling system is the integrated pressurized hot water solar heat system. It comes with a full stainless steel water tank, high-efficiency heat pipe evacuated tubes, and a flexible adjustable mounting bracket. This durable and high-performance solar water heating solution is ideal for seaside cities, cold winter regions, and customers seeking premium-quality systems for long-term reliable use.

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    About Company

    Riwatt Solar Co.,Ltd, is a premier manufacturer and origin solar water heater, solar collector factory started research and develop solar hot water solar collectors since 2009.with ability of innovation each year launches more than 13 new patented solar heater,solar pool heating solutions….

    Solar Information
    • Industrial Solar Water Heaters: Can Solar Water Heating Be Used for Industrial Applications? | RIWATT Solar Water Heating Industrial Solar Water Heaters: Can Solar Water Heating Be Used...
    • Best Solar Geyser Factories in the World: Top 7 Picks for 2026 Best Solar Geyser Factories in the World: Top 7 Picks...
    • 5000L Air Source Heat Pump Water Heater for Hotels & Commercial Hot Water Systems 5000L Air Source Heat Pump Water Heater for Hotels &...
    • Flat Plate Vs Heat Pipe Solar Collectors: Which One Performs Better? Flat Plate Vs Heat Pipe Solar Collectors: Which One Performs...
    Contact Us
    No.100,Gongren Road,Haining City,Zhejiang Province,China,314400
    info@riwatt.com
    +86 180 0660 1051
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