The SFVD 6/140 Worm Gear Unit is a high-quality replacement for the Elecon Double Reduction Worm Gear Unit SFVD 6/140. It is designed to meet the demands of slow-speed machinery, with a minimum gear ratio of 75:1 and a maximum gear ratio of 4900:1. This worm gear unit is suitable for under-driven, over-driven, and vertical assembly conditions.

The SFVD 6/140 Worm Gear Unit is composed of two single reduction worm gear units. The main worm unit is specially designed to be installed on the standard single worm unit, forming a compact and sturdy gear device. It is suitable for slow-speed mechanical movements and has a wide range of gear ratios from 75:1 to 4900:1. These gear devices are particularly suited for high torque and slow-speed drives. The worm gear transmission is in compliance with BS-721 standards.


This worm gear unit is versatile and can be used in various applications across different industries. Its robust construction and wide gear ratio range make it suitable for demanding applications.

When installing, using, and maintaining the equipment, please keep the following points in mind:

| Issue | Cause | Solution |
|---|---|---|
| Noisy operation | Lack of lubrication | Check and refill the lubricant |
| Overheating | Excessive load or inadequate cooling | Reduce the load or improve cooling conditions |
| Leakage of oil | Damaged seals or gaskets | Replace the seals or gaskets |
| Irregular motion | Misalignment or worn gears | Adjust alignment or replace worn gears |
| Excessive vibration | Imbalanced load or misalignment | Balance the load or correct misalignment |
| Shaft breakage | Excessive torque or material fatigue | Reduce torque or use a stronger shaft |
| Abnormal noise | Worn or damaged gears | Replace worn or damaged gears |
| Loss of efficiency | Worn gears or incorrect lubrication | Replace worn gears or use proper lubrication |

Our company provides a range of advantages when it comes to replacing Elecon brand worm gear units:
Please note that our products are replacement parts and not original equipment. For original equipment, please contact the original supplier. We also welcome custom orders based on your specific requirements.

Electric motors play a crucial role in the performance of worm reducers. Our company also offers a wide range of electric motors for sale, ensuring compatibility and optimal performance when paired with our worm gear units. We understand the importance of a reliable and efficient motor-gear unit combination in various applications.

We are a comprehensive transmission equipment manufacturer specializing in the design, production, and sales of speed reducers. With over 20 years of experience, we have established a strong presence in the European and American markets, providing high-quality products, competitive prices, and excellent customer service. Our gearboxes are widely used in various industries such as equipment, food, car washing, packaging, transmission, automation, and solar energy. We encourage you to explore our products and contact us for purchasing inquiries.

A: Yes, the SFVD 6/140 Worm Gear Unit is designed as a replacement for Elecon SFVD 6/140, offering the same high-quality performance and compatibility.
A: No, our products are replacement parts manufactured by our company. We offer high-quality replacements for Elecon worm gear units, ensuring reliable performance and cost-effectiveness.
A: To purchase original Elecon worm gear units, please contact the original supplier directly. We only provide replacement parts for Elecon products.
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