Crane Industrial Duty Helical Gear Unit


All the content of this page is from the Internet and is only for reference for product selection. Our products are replacement parts and not original spare parts. We are not the holder of the original trademarks mentioned in the content. Our replacement parts are suitable for after-sales replacement and not original spare parts. Our replacement parts can be perfectly adapted to the original spare parts. If you need to buy original spare parts, please contact the original factory to purchase. If you want to buy original spare parts, please contact the original supplier for purchase.

Crane Industrial Duty Helical Gear Unit

The Crane Industrial Duty Helical Gear Unit is a high-quality gear motor and gearbox designed for various applications in the motor, machinery, marine, and agricultural machinery industries. It features a hardened tooth surface for durability and a horizontal installation type. The gear shape is conical – cylindrical, providing efficient power transmission. With its three-step design, this gear unit offers optimal performance.

Product Description:

The Crane Industrial Duty Helical Gear Unit, from the QYJ series gearbox, is a versatile and reliable gear unit that can be used in a wide range of industrial applications. It has a gear ratio ranging from 1.25 to 450 and a rated output torque of 3 to 900 KN·m. The motor power ranges from 3 to 5000 KW, and it can be mounted in horizontal, vertical, and upright positions.

Product Parameters:

– Type: Helical parallel shaft type, Bevel-helical right-angle type
– Input power: 3-5000 KW
– Input speed: 1000rpm, 1200rpm, 1500rpm, 1800rpm
– Reduction ratio: 1/1.25-1/450
– Output torque: 3-900kN.m
– Install type: Foot/Solid shaft/Hollow shaft/Output flange…
– Efficiency: Single-stage 98%, 2-stage 96%, 3-stage 94%, 4-stage 92%
– Precision of gear: Accurate grinding, class 6
– Design position: A/B/C/D/E/F/G/H/I
– Accessories: Backstop/Cooling fan/Cooling coil/Oil pump/Compensation tank…

Company Profile:

Zhejiang Donghai Reducer Co., LTD is a leading manufacturer of gear motors and gearboxes with over 20 years of experience. We specialize in producing high-quality transmission equipment that meets European standards, national standards, and enterprise standards. Our products have been certified by CE, CCC, CQC, and XT. We are a National High-tech Enterprise and a director of the China Heavy Machinery Industry Association. We offer a wide range of gear motors and gearboxes for different industries and have a reputation for reliability and security.


1. What kinds of gearboxes can you produce?
– Our company produces E, D, T, and P series helical gear motors, hoist drives, heavy-duty helical gearboxes, heavy-duty helical bevel gearboxes, gear motors for car parking systems, and spiral bevel gearboxes. We have over 100 models and thousands of specifications.

2. How long is your delivery time?
– Generally, it is 5-10 days if the parts are in stock. If the parts are not in stock, it takes 15-40 days.

3. What is your MOQ?
– Our MOQ is 1 set.

4. Can you make custom drawings?
– Yes, we offer customized service for customers.

5. What other products does your company offer?
– EVER-POWER GROUP, our parent company, mainly supplies various plastic gears used in the industry, such as plastic spur gears, plastic helical gears, plastic worm gears, plastic bevel gears, plastic pinion gears, plastic nylon gears, plastic transmission gears, plastic sprocket gears, plastic wheel gears, plastic injection gears, plastic ring gears, and plastic rack gears. We provide high-quality products, favorable prices, and considerate service. We also welcome customers to come for drawing or sample customization.

These FAQs are based on the content of the article.