The SEHV series worm gear reducer is a high-performance, double-stage reducer with helical gears. It is a replacement for the Mitsubishi Heavy Worm Gear Unit SEHV Series Base Mounting Double Stage Reducer with Helical Gear SEHV400L(R)-80. This model offers exceptional durability, high efficiency, and reliability, making it a valuable component for heavy machinery, material handling systems, and various industrial applications. With its reliable operation and minimal maintenance requirements, this reducer ensures optimal performance.
Our company, Raydafon, provides high-quality replacement worm gear reducers for Mitsubishi brands. Although our products are not original equipment manufacturer (OEM) parts, they are reliable replacements. For original equipment purchases, please contact the respective OEM suppliers.


When replacing Mitsubishi brand gear reducers, our replacements offer several advantages:

Regular maintenance is essential for the worm gear and worm gearbox:

| Problem | Cause | Solution |
|---|---|---|
| Excessive Noise | Improper lubrication or worn gears | Check lubrication levels and replace worn gears |
| Overheating | Overloading or inadequate cooling | Reduce load or improve cooling mechanisms |
| Leakage | Seal damage or insufficient lubrication | Replace seals and ensure proper lubrication |
| Gear Wear | Poor maintenance or excessive load | Perform regular maintenance and reduce load if necessary |
| Shaft Misalignment | Installation error or shaft damage | Properly align the shaft or replace if damaged |
Electric motors play a crucial role in worm gear reducers, providing the necessary power for their operation. Our company also offers a wide range of electric motors for sale. The combination of a reliable worm gear reducer and a high-quality electric motor ensures efficient and reliable performance in various applications. Explore our electric motor options for your specific needs.

Raydafon is a comprehensive transmission equipment manufacturer specializing in research, development, manufacturing, and sales of speed reducers. With over 20 years of experience, we serve customers worldwide, including Europe, America, Africa, and Asia. Our dedication to providing the highest quality products, competitive prices, and excellent customer service has earned us a reputable position in the market. We have advanced production and testing equipment, employ industry professionals and technicians, and continuously innovate in research and development. Our gearboxes find applications in various industries, such as equipment, food, car washing, packaging, transmission, automation, and solar energy. We encourage customers to explore our products and contact us for purchases.

A: Yes, our replacements are specifically designed to be compatible with the original Mitsubishi worm gear reducers.
A: Yes, the SEHV series worm gear reducer is suitable for heavy-duty applications due to its high torque output and durable construction.
A: The worm gearbox should be regularly inspected for signs of wear, leaks, or damage. We recommend conducting inspections at least once every six months or as specified by the manufacturer.
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