Cooling Tower Gearbox Manufacturer China

Here are reliable cooling tower gearbox manufacturers in China that are commonly used for Marley / BAC / EVAPCO–type cooling towers and industrial replacements:

Leading Cooling Tower Gearbox Manufacturers (China)

1. Chongqing Gearbox Co., Ltd. (CQG)

* One of China’s largest industrial gearbox manufacturers

* Products: Cooling tower right-angle gearboxes, helical & bevel gear units

* Power range: 5.5 kW – 2000 kW

* Applications: Power plants, petrochemical cooling towers

* Standards: ISO, AGMA, DIN

* OEM replacement for Marley & SPX towers

2. NGC – Nanjing High Accurate Drive Equipment

* High-end gearbox supplier in China

* Specializes in industrial cooling tower fan gearboxes

* Features:

 * Low vibration & low noise

 * Heavy-duty thrust bearing design

* Used in large power station cooling towers

3. Taixing Reducer Factory / Taixing Gearbox Manufacturers (Cluster)

* Taixing (Jiangsu) is China’s gearbox manufacturing hub

* Products:

 * Cooling tower vertical shaft gearboxes

 * Right-angle bevel helical reducers

* Advantages:

 * Cost-effective

 * Easy customization

* Popular for export replacement gearboxes

4. Guomao Reducer (Jiangsu Guomao)

* Listed company, strong export experience

* Cooling tower fan drive gearboxes

* Compact structure, long service life

* Suitable for HVAC & industrial cooling towers

5. Hangzhou Advance Gearbox Group

* Heavy industrial gearboxes

* Cooling tower reducers for large induced-draft towers

* Strong R&D, used in energy and metallurgy projects

6. Boneng Transmission (China)

* Joint-venture background

* Manufactures cooling tower right-angle gear reducers

* Replacements for European & US brands

 ⚙️ Typical Cooling Tower Gearbox Specifications

* Ratio: 5:1 – 20:1

* Input speed: 1500 / 1800 rpm

* Output speed: 70–300 rpm

* Torque: Up to 1,000,000 Nm

* Mounting: Vertical / horizontal

* Lubrication: Oil bath / forced lubrication

✅ How to Choose the Right Chinese Manufacturer

When sourcing a cooling tower gearbox, prepare:

1. Cooling tower brand & model (Marley / BAC / EVAPCO)

2. Motor power & speed

3. Required ratio & torque

4. Shaft orientation (vertical / right-angle)

5. Ambient temperature & corrosion requirements