5.5KW Waterproof Aluminum Housing Hollow Shaft Motor Three Phase Induction Motor
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Brand:
ZOZHI
Product Description
Hollow Shaft Motor Overview
The Hollow Shaft Motor is engineered for high-pressure pumps, pressure washing machines, and demanding industrial applications. Featuring a lightweight aluminum alloy housing, this three-phase asynchronous motor delivers reliable performance with a rated power of 0.55KW and rated torque of 2.2N.m. The FAN cooling system ensures optimal safety and efficiency, while the compact 2.5kg weight facilitates easy installation and transportation.
Key Specifications
- Product Name: Hollow Shaft Motor
- Rated Power: 0.55KW
- Rated Torque: 2.2N.m
- Housing Material: Aluminum Alloy
- Insulation Class: F
- Weight: 2.5kg
- Application: Ideal for three-phase asynchronous motors, high-pressure pumps, and pressure washing machines
Application & Integration
The direct coupling between motor and high-pressure pump makes this unit perfect for pressure cleaners and washing plants. This configuration significantly reduces overall machine size while providing a reliable, cost-efficient solution. We offer comprehensive flange and shaft options compatible with most pumps available on the market.

Competitive Advantages
- High-Efficiency Motor: Premium materials ensure 100% power output
- Proven Performance: Consistently receives positive customer feedback
- OEM & ODM Services: Comprehensive customization options available
- Direct Manufacturer: 24-hour online technical support
- 3-Year Warranty: Minimal after-service requirements
- Rapid Delivery: 7-day shipment with stock materials
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Manufacturing Facility

Customer Feedback

Technical Specifications
Three-Phase Hollow Shaft Motor 400V 50Hz (IE1/IE2/IE3)
| FRAME | POWER | RPM | COS φ | EFF.% | VOLT | AMPERE |
|---|---|---|---|---|---|---|
| HS90L1-2 | 2.2 | 2820 | 0.86 | 78 | 400 | 4.9 |
| HS90L2-2 | 3 | 2820 | 0.86 | 78 | 400 | 6.6 |
| HS90L3-2 | 3.7 | 2820 | 0.80 | 83 | 400 | 8.6 |
| HS100L1-2 | 3 | 2840 | 0.83 | 81 | 400 | 7 |
| HS100L2-2 | 4 | 2850 | 0.86 | 82 | 400 | 8.5 |
| HS100M1-2 | 4 | 2830 | 0.84 | 82 | 400 | 9.4 |
Complete technical data table showing various frame sizes, power ratings, RPM, power factor, efficiency percentages, voltage, and ampere specifications for the hollow shaft motor series.
Installation Dimensions

| FRAME | FLANGE M | FLANGE N | FLANGE S | A | AC | B | H | HC | L | K |
|---|---|---|---|---|---|---|---|---|---|---|
| 90L | 75/87 | 90/61 | 7/9 | 140 | 175 | 125 | 90 | 220 | 270 | 9.5 |
| 100L | 75/87 | 90/61 | 7/9 | 160 | 196 | 140 | 100 | 240 | 315 | 11 |
| 112M | 75/87 | 90/61 | 7/9 | 190 | 220 | 140 | 132 | 275 | 330 | 11 |
| 132S | 87 | 61 | 9 | 216 | 254 | 140 | 132 | 320 | 370 | 12 |
| 132M | 87 | 61 | 9 | 216 | 254 | 178 | 132 | 320 | 409 | 12 |
| 160M | 87 | 61 | 9 | 254 | 310 | 210 | 160 | 410 | 498 | 14.5 |
Warranty & Support
Guaranteed for 3 years from shipped on board date. During the warranty period, we provide free replacement of defective parts caused by production or material quality issues. Damage resulting from improper customer operation is excluded. After warranty expiration, we continue to offer cost-effective spare parts for maintenance.
Quality Certifications

Frequently Asked Questions
1. Q: What's the MOQ? 2. Q: Are you a factory or trading company?
A: A trial sample order is acceptable. A: We are a manufacturer with over 15 years of motor production expertise.
3. Q: Can you accept using our logo? 4. Q: How can I get the sample?
A: Yes, we provide comprehensive OEM services. A: We typically recommend express shipping for samples.
5. Q: What's the warranty period? 6. Q: What are your terms of payment?
A: 3-year warranty from shipped on board date. A: 30% advance payment with balance due before shipment.
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Get in Touch
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