The Worm Reducer-Replacement of Elecon SNU Modular Universal Mounting 1 3/4 SNU Worm Gear Unit is a high-capacity and efficient gearbox that is designed to improve the performance of your machinery. The series of gearboxes is equipped with large ribs that increase the surface area for heat dissipation. The streamlined oil sump can hold more oil, while a larger fan can increase the thermal rating of the gearbox. All of these features mean that the gearbox has an increased continuous carrying capacity, without a significant increase in temperature. The gearbox does not require manual replacement as the fan and fan cover can be replaced from one end of the worm shaft to the other. Our company provides Elecon brand replacement worm gearboxes that are of high quality and at competitive prices. It is important to note that our products are replacement parts and not original equipment manufacturer parts. If you require original equipment manufacturer parts, please contact the manufacturer for purchasing.

The gearbox casing is designed to be streamlined and structurally robust, made from fine-grained cast iron. It is completely oil and dust-proof, without requiring a separate cover to be installed for outdoor installation. The surface and aperture are precisely drilled and machined using the latest precision machines to ensure perfect alignment and interchangeability.
The worm is made of carburized, ground, and polished carburized alloy steel, which is integral with the shaft. The bearing journal of the shaft is precisely ground. The worm wheel is made of centrifugally cast phosphor bronze rims, and the worm is machined on a special worm milling machine, gas carburized, and ground on an automatic workpiece grinding machine. The worm wheel is machined on a precision hobbing machine using a high-precision hob. Each worm wheel is inspected and matched with the main worm to ensure complete interchangeability.
The worm and worm wheel are supported by ball or roller anti-friction bearings. They have sufficient safety margin to withstand adequate shaft neck and thrust loads. Cantilever loads generated by sprocket or small gear drive are generally allowed because the gearbox and bearings are designed for this. However, complete and detailed information should be provided to us for confirmation. In situations where cantilever loads are heavy, additional roller bearings can be provided.
The shaft is made of high-strength carbon steel. The large diameter of the shaft can withstand the torsional and bending loads that may be caused by cantilever drive.

The gearbox has an increased continuous carrying capacity, without a significant increase in temperature.
The fan and fan cover can be replaced from one end of the worm shaft to the other without opening the gearbox manually.
The streamlined design of the gearbox casing provides robust structure and efficient oil and dust protection, making it ideal for outdoor installation.
The surface and aperture of the gearbox casing are precisely drilled and machined to ensure perfect alignment and interchangeability.
The worm and worm wheel are supported by ball or roller anti-friction bearings, which have sufficient safety margin to withstand adequate shaft neck and thrust loads.


The single-piece universal housing has top and bottom flanges, and also includes support flanges, making the gearbox universally installable in locations such as low speed, high speed, and vertical. Therefore, internal components can be interchanged for all installation locations. Simply invert the device and change the position of the drain plug, vent plug, and oil level indicator to quickly change the installation location from low speed to high speed, and vice versa. The sturdy and compact streamlined design provides sufficient thermal capacity.

| Problem | Cause | Solution |
|---|---|---|
| Abnormal noise | Insufficient lubrication, gear tooth damage, bearing damage | Add lubricant, replace gears or bearings |
| Overheat | Insufficient lubrication, overloading, bearing damage | Add lubricant, reduce loading, replace bearings |
| Frequent gear replacement | Wear and tear | Replace gears |
| Leaking oil | Seal damage | Replace the seal |
| Abnormal vibration | Imbalance, damage to bearings or gears | Balance the gearbox, replace bearings or gears |
Our worm gear units are made with high-quality materials and precision machining, ensuring that they are reliable and long-lasting.
Our replacement parts are priced competitively, providing customers with a cost-effective solution for their gearbox needs.
Our replacement parts are designed to be a universal fit for Elecon worm gear units, making them easy to install.
Our replacement parts can be easily installed without the need for manual replacement of the gearbox.
We welcome customers to provide us with their specific requirements for customizing their gearbox solutions.
It is important to note that our products are replacement parts and not original equipment manufacturer parts. If you require original equipment manufacturer parts, please contact the manufacturer to purchase.

We encourage customers to explore our products and contact us for purchasing. We provide high-quality gearbox solutions for various industries, including equipment, food, car washing, packaging, transmission, automation, and solar energy industries. Our company, Raydafon, is a comprehensive transmission equipment manufacturer that integrates research and development, manufacturing, and sales of speed reducers. We have more than 20 years of experience in the design, production, manufacture, and sales of gearboxes, serving customers in Europe, America, Africa, Asia, and other regions. We have introduced advanced production and testing equipment, employed industry professionals and technicians, and utilized standardized production management methods to strictly control every aspect of gearbox production. Over the years, we have provided customers with high-quality, high-energy-efficiency, and high-stability production, earning a reputation for providing the best service, highest product quality, and competitive pricing.

A: Yes, the streamlined design of the gearbox casing provides efficient oil and dust protection, making it ideal for outdoor installations.
A: Yes, our replacement parts for Elecon worm gear units are designed for a universal fit, making them interchangeable.
A: Yes, we welcome customers to provide us with their specific requirements for customizing their gearbox solutions.
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Luotuo Industrial Area, Zhenhai District, Ningbo City, China
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