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RATO Heat Exchangers Factory

Precision-engineered thermal solutions for industrial, medical, and renewable energy applications since 2003. Trusted by global partners for quality, reliability, and innovation.

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About RATO

RATO Heat Exchangers Factory, formerly known as Donghua Heat Exchanger, was founded in 2003. We specialize in the research, development, and manufacturing of high-performance heat exchangers and electrical warming systems.

Our expertise spans across multiple industries including lubrication cooling, hydraulic pressure systems, solar energy recycling, medical sterilization, and personal care products. With a team of senior engineers and rigorous quality control, we deliver reliable thermal solutions trusted worldwide.

20+

Years Experience

100+

Global Clients

100%

QC Inspection

RATO Factory Interior

Our Products

Engineered for performance, durability, and precision. Explore our range of heat exchangers, warmers, and custom metal working services.

Oil-Water Heat Exchanger

Oil-Water Heat Exchanger

Efficient thermal transfer between oil and water circuits. Ideal for industrial lubrication and hydraulic cooling systems.

Steam-Water Condenser

Steam-Water Condenser

High-efficiency condensation for medical sterilization and industrial steam recovery applications.

Water-Water Heat Exchanger

Water-Water Heat Exchanger

Optimized for closed-loop cooling systems in HVAC, solar energy, and process industries.

Solar Heater Spiral Tube Coil

Spiral Tube Coil

Custom coiled tubes for solar heaters and thermal storage systems. Available in copper and stainless steel.

Ultrasound Gel Warmer

Ultrasound Gel Warmer

Precise temperature control for medical ultrasound gels. Ensures patient comfort and diagnostic accuracy.

LW

Lotion Warmer

Gentle warming system for skincare lotions and creams. Maintains optimal viscosity and user experience.

FMW

Facial Mask Warmer

Enhances spa treatments by warming facial masks to ideal temperatures for deep penetration and relaxation.

MWS

Metal Working Service

Custom tube bending, coiling, and fabrication in copper and stainless steel. Precision engineering for OEMs.

YL Series

YL Series Heat Exchanger

Compact, high-efficiency design for oil cooling applications. Robust construction for industrial environments.

SC Series

SC Series Condenser

Designed for steam condensation with high thermal efficiency. Ideal for sterilization and process control.

SW Series

SW Series Water Heater

Advanced water-to-water heating system for solar and industrial applications. Corrosion-resistant materials.

CT/SS

Copper & Stainless Tubes

High-purity copper and stainless steel tubing for heat exchangers, coiling, and custom fabrication needs.

Why Choose RATO?

We combine engineering excellence with customer-focused service to deliver unmatched thermal solutions.

Quality Guaranteed

Every product undergoes 100% quality inspection before shipment. We ensure reliability and performance in every unit.

Engineering Expertise

Backed by senior heat exchange engineers who support not only manufacturing but also design consultation and problem-solving.

Fast Response

Send us an inquiry and receive a professional response within 12 hours. We value your time and business.

20+

Years in Business

100+

Global Clients

500+

Products Delivered

24/7

Support Ready

Frequently Asked Questions

What industries do you serve?

We serve lubrication cooling, hydraulic pressure systems, solar energy recycling, medical steam sterilization, and personal care product sectors.

Do you offer custom designs?

Yes. Our engineering team provides design support and custom fabrication for heat exchangers, tube coiling, and warming systems.

What materials do you work with?

We specialize in copper and stainless steel for tubes, coils, and heat exchanger components.

How long does production take?

Lead times vary by product and customization. Standard items ship within 15–20 days. We provide exact timelines upon inquiry.

Is there a warranty on your products?

Yes. All RATO products come with a standard 12-month warranty covering manufacturing defects and performance issues.

Get in Touch

Have questions or need a quote? Reach out to our team for expert assistance.

Contact Information

  • Company: RATO Heat Exchangers Factory
  • TEL: +86-757-8283 0207
  • FAX: +86-757-8282 5365
  • Email: master@dhhe.cn
  • Address: No.13 of 3,4th line, Xiyue Industrial Dist., Jiangbian, Chancheng, Foshan, Guangdong, P.R. China
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