Utilizes the superior thermal conductivity of aluminum. Ideal for: Rapid thermal response and lightweight heating applications.





Utilizes the superior thermal conductivity of aluminum. Ideal for: Rapid thermal response and lightweight heating applications.
| Technical Specifications | Range / Typical Values |
| Voltage Range | 100V – 240V |
| Thermal Efficiency | >30% higher than steel-finned tubes |
| Resistance Range | 30Ω – 400Ω |
| Current Range | 1A – 15A |
| Fin Diameters | 25mm, 35mm, 50mm options |
At Runkel, we don’t just manufacture heating tubes; we provide thermal solutions. Our core strength lies in our unmatched customization capabilities.
Whether you are a researcher needing 1–2 prototype samples for a new project, or a maintenance manager looking to replace a discontinued or aging heating element in your existing machinery, we deliver perfect-fit solutions with no minimum order hurdles.
“From 1 unit to 1,000—we treat every prototype with production-grade precision.”
Engineering Review: Our team verifies the power density and material compatibility for your application.
Agile Production: Your custom order enters our flexible production line immediately.
Quality Assurance: Every unit undergoes rigorous insulation and leakage current testing before shipping.