Worm Reducer-Replacement of SITI Series I-MI110 Single Gearbox and Geared Motor

This is a comprehensive introduction to our Worm Reducer product, designed to replace the SITI Worm Gear Motor. Our high-quality and cost-effective gearbox is an excellent alternative to the original SITI brand. Please note that our products are replacement parts, not original equipment. For original parts, please contact the original supplier.

Product Overview

The I series compact round metric Worm Reducer is suitable for applications where other reducers are not applicable. Compared to similar American square cast iron designs, our gearbox is smaller, lighter, and more cost-effective. It has a high gear ratio of up to 8,000:1 and a torque range of 140-26,500 lb-in. It is the ideal choice for commercial and industrial applications that require compact size.

Product Structure


1. Worm Gearbox: Provides smooth and efficient power transmission.

2. Worm Gearmotor: Combines the advantages of a gearbox and an electric motor for versatile applications.

3. Worm Gear Reducer: Reduces speed and increases torque for optimal performance.


The Worm Reducer is suitable for a wide range of applications:

1. Industrial Equipment: Used in various industrial machinery and equipment.

2. Food Industry: Ideal for food processing and packaging machines.

3. Car Wash Industry: Provides reliable power transmission for car wash systems.

4. Packaging Industry: Ensures precision and efficiency in packaging processes.

5. Transmission Industry: Used in power transmission systems for smooth operation.

6. Automation Industry: Supports automation systems with its compact design and high gear ratio.

7. Solar Energy Industry: Used in solar tracking systems for efficient energy conversion.

Features and Advantages

The Worm Reducer offers the following features and advantages:

1. Input Power Range: 1/8th-75 HP.

2. Standard Keyed Hollow Bore: Easy installation and secure power transmission.

3. Gear Ratio Range: 7.5:1 - 100:1 for various speed reduction requirements.

4. Compatible with B5 or B14 motors: Provides flexibility in motor selection.

5. Optional Output Flange and Inserted Output Shaft (Single or Double): Customizable to suit specific applications.

6. Torque Limiter: Protects the system from overloading and ensures safety.

Advantages of replacing SITI Worm Gearbox with our product

By choosing our replacement Worm Reducer, you benefit from the following advantages:

1. High-Quality: Our gearboxes are manufactured to meet stringent quality standards.

2. Competitive Price: We offer cost-effective alternatives to the original SITI brand.

3. Reliable Performance: Our gearboxes ensure smooth and efficient power transmission.

Installation Steps

Please follow these steps to install the Worm Reducer:

1. Prepare the mounting surface and ensure it is clean and level.

2. Align the gearbox with the driven and driving shafts.

3. Securely attach the gearbox using appropriate mounting bolts.

4. Connect the input and output shafts of the gearbox to the corresponding components.

5. Double-check all connections and tighten any loose fasteners.

Motors for Worm Gear Reducers

Worm Gear Reducers and motors are complementary components in power transmission systems. A high-quality motor is essential for optimal performance of the Worm Reducer. At our company, we also offer a wide range of electric motors for sale to meet various requirements. These motors are designed to work seamlessly with our gearboxes, ensuring efficient and reliable operation.

About HZPT

We are a comprehensive transmission equipment manufacturer specializing in the research, development, manufacturing, and sales of speed reducers. With over 15 years of experience, we have served customers in Europe, America, Africa, Asia, and other regions, earning a reputation for providing high-quality products and services.

Our company is equipped with advanced production and testing equipment, and our team of industry professionals and technicians ensures innovative research, development, and manufacturing. We strictly control every aspect of production to provide customers with high-quality, energy-efficient, and stable products.

Our gearboxes are widely used in various industries, including equipment, food processing, car wash, packaging, transmission, automation, and solar energy. We welcome customers to explore our products and contact us for purchasing inquiries.


Q: Can I use the Worm Reducer in high-torque applications?

A: Yes, our Worm Reducer is designed to handle high torque requirements, with a torque range of 140-26,500 lb-in. It is suitable for various industrial and commercial applications.

Q: Can I replace the original SITI Worm Gear Motor with your product without any modifications?

A: Yes, our Worm Reducer is specifically designed as a replacement for the SITI Worm Gear Motor. It offers excellent performance and reliability, making it an ideal alternative.

Q: Can I purchase the original SITI Worm Gear Motor from your company?

A: No, we do not provide original SITI Worm Gear Motor. Our company specializes in offering replacement parts for SITI products. For original equipment, please contact the original supplier.

Additional information

Edited by


hzpt oem odm banner

We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.

Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Industries We Service

industries we service