5.5KW Hollow Shaft Electric Motor with Three Phase and IP55 Protection for Industrial Applications
Price:
168usd/pcs
MOQ:
10
Delivery Time:
14days
Brand:
ZOZHI
Product Description
Hollow Shaft Electrical Motor 5.5KW, 7.5 Hp, 1450 RPM, Three Phase, 415v, 50Hz
Hollow Shaft Motor for High Pressure Washer Systems | 5.5kw 220V/380V Hollow Shaft Electric Washing Machine Motor
Why Direct-Coupled Hollow Shaft Motors Are Increasingly Used in Pressure Pump Systems
Limitations of Traditional Coupling Structures
Traditional coupling structures are still widely used in industrial pressure pump systems and high-pressure cleaning equipment. However, as equipment design continues moving toward compact layouts and continuous-duty operation, conventional motor-pump connection methods are showing more operational limitations.
- Complicated motor alignment
- Coupling wear
- Larger installation footprint
- Vibration during long operating cycles
- Maintenance-intensive assembly structures
In Southeast Asian markets, industrial cleaning equipment often operates in:
- Humid environments
- Commercial vehicle washing stations
- Continuous-duty factory workshops
- Outdoor cleaning systems
These conditions can increase the impact of vibration, moisture exposure, and maintenance requirements.
Why Hollow Shaft Motors Fit Direct-Drive Pump Systems
A hollow shaft induction motor is designed to support direct-drive pump integration between the motor and pressure pump assembly.
Compared with traditional coupling systems, the hollow shaft structure helps:
- Reduce additional connection components
- Simplify motor alignment
- Optimize installation space
- Simplify assembly procedures
- Reduce long-term maintenance adjustments
This structure is increasingly used in:
- Pressure washer systems
- Booster pump units
- Industrial cleaning machines
- Compact pump assemblies
- OEM cleaning equipment
For equipment manufacturers requiring compact layouts, direct-drive configurations are often more suitable for modular equipment design.
How Key Specifications Affect Operational Stability
In industrial motor selection, long-term reliability is usually influenced by:
- Protection rating
- Insulation class
- Motor structure
- Cooling configuration
- Continuous-duty compatibility
The HS112M2-4 hollow shaft motor features:
• 7.5HP / 5.5kW output
• 4-pole induction motor structure
• IP55 protection
• Class F insulation
• Aluminum housing
• 7.5HP / 5.5kW output
• 4-pole induction motor structure
• IP55 protection
• Class F insulation
• Aluminum housing
The IP55 protection structure helps reduce the impact of dust and water splashing in industrial cleaning environments. Meanwhile, Class F insulation supports stable operation during extended-duty cycles and higher thermal loads. For Southeast Asian industrial applications, these practical specifications are often more important than generalized "high-performance" claims.
Typical Industrial Applications
This hollow shaft electric motor is commonly used in:
- Industrial pressure washer systems
- Commercial cleaning equipment
- Booster pump assemblies
- Vehicle washing equipment
- Compact fluid transfer systems
- OEM pump drive machinery
In integrated pressure cleaning systems, direct-drive structures can also help simplify maintenance access and reduce coupling adjustment requirements.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Fuan Zhongzhi Pump Co., Ltd.
Location
No.155 Shangcun Qingxiyang Industry Zone,Fuan city,Fujian,China
Contact Person
Semmy Wu