Who are we?
Runkel Electric Heating Technology Co., Ltd. specializes in the R&D, production, sales, and technical service of electric heating solutions. Building on the legacy of Yangzhong Sanhuan Electric Heating Group—a well-established name in the domestic industry—we combine deep-rooted expertise with fifteen years of independent innovation to deliver reliable, high-performance heating solutions to customers worldwide.
Runkel Electric Heating Technology Co., Ltd.
We consistently uphold “Customer-Oriented Innovation” and “Responsible Manufacturing” as our core philosophies. This entails not only providing customers with high-performance and reliable products but also representing our commitment to helping clients enhance energy efficiency and reduce emissions through our electric heating technologies, jointly addressing the challenges of sustainable development. We firmly believe that superior industrial products should go hand in hand with environmental friendliness and social responsibility.
Our Products
Cast-In Heaters (Aluminum/Bronze)
High-Performance Cast-In Heaters: Precision Thermal Solutions
Duct & HVAC / Auxiliary Air Heaters
Duct & HVAC / Auxiliary Air Heaters: Precision Airflow Thermal Control
Defrost & Vacuum Heaters
Defrost & Vacuum Heaters: Precision Thermal Solutions for Extreme Environments
Why choose us?
- Three Strategic Bases, Nationwide Synergy
- Comprehensive Product Line, Multi-Industry Coverage
- Precision Manufacturing, Advanced Processes
- Fully Certified, Safety Assured
- Premium Materials, Quality from the Start
Runkel Electric Heating Technology Co., Ltd. builds on decades of expertise from Yangzhong Sanhuan Electric Heating Group, with 15 years of independent innovation. Our vertically integrated manufacturing network spans three strategic bases in Shenyang, Shijiazhuang, and Yangzhong. As an ISO9001-certified company, our products meet international explosion-proof standards. We also offer end-to-end services—from consulting to after-sales support—ensuring rapid response and maximum customer value.
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News
Special Features and Selection Recommendations for Explosion-Proof Electric Heaters
In special environments such as petrochemical and pharmaceutical
Five Core Applications of Electric Heating Technology in Green Energy (2026)
In the context of carbon neutrality, electric heating
Industrial Electric Heaters: Preventing “Tube Burst” and Long-Life Maintenance Manual
How to avoid damage to electric heating tubes
Inside Electric Heating Appliances: Structural Dissection and High-Performance Material Selection
An ordinary-looking metal tube contains complex electro-thermodynamic design