Screw compressor Saving energy is making money
Hengchaowin rotary screw air compressor used germany technology screw(air end ) ,
The same intake valve designed by Ingersoll Rand,high Efficient IP54 rated motor,And quoted the high-efficiency inverter fromDenmark.
The air compressor can maintain a stable motor efficiency at any speed, so it is more energy-saving and power-saving.

Air end: Germany Technology. 30 years designed lifetime.
Motor: Top quality ,IP54 or IP55
Inverter: Danish brand inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
Certificate: CE/ISO9001/ASME
We offer free pipe and valves for installation and installation diagram



1.It adopts the design of large rotor and low speed, and contains two independent rotors, which has high efficiency and low noise.
2. The high-frequency flexible inverter can effectively reduce the magnetic field interference generated by the inverter, and the special heat dissipation design can prevent high temperature shutdown in summer.
3.Colorful touch system, intelligent operation, remote monitoring integrated system, convenient and worry-free.


With a power range of 7.5kw-315kw, our air compressor offers a wide range of options to cater to your specific requirements. Whether you need a smaller 10HP compressor or a larger 300HP model, we have you covered. The voltage can be customized to suit your electrical setup, with options including 220V, 415V, and 480V.
Model Modelo | HWV-7A | HWV-11A | HWV-15A | HWV-22A | HWV-30A | HWV-37A | HWV-45A | ||||||||||||||||||||||
air flow flujo de aire | m3/min | 1.2 | 1.1 | 0.9 | 0.8 | 1.65 | 1.5 | 1.3 | 1.1 | 2.5 | 2.3 | 2.1 | 1.9 | 3.8 | 3.6 | 3.1 | 2.9 | 5.3 | 5 | 4.3 | 4 | 6.7 | 6.2 | 5.2 | 5 | 7.4 | 7 | 6.3 | 6 |
cfm | 42.372 | 38.841 | 31.779 | 28.248 | 58.2615 | 52.965 | 45.903 | 38.841 | 88.275 | 81.213 | 74.151 | 67.089 | 134.178 | 127.116 | 109.461 | 102.399 | 187.143 | 176.55 | 151.833 | 141.24 | 236.577 | 218.922 | 183.612 | 176.55 | 261.294 | 247.17 | 222.453 | 211.86 | |
working pressure presión laboral | bar(kg) | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 |
psi | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | |
power poder | KW / HP | 7.5kw/ 10hp | 11kw/ 15hp | 15kw/ 20hp | 22kw/ 30hp | 30kw/ 40hp | 37kw/ 50hp | 45kw/ 60hp | |||||||||||||||||||||
noise | db(A) | 62±2 | 66±2 | 66±2 | 68±2 | 68±2 | 72±2 | 72±2 | |||||||||||||||||||||
Caliber | inch | RP 1/2 | RP3/4 | RP3/4 | RP 1 | RP 1 | RP1 1/2 | RP1 1/2 | |||||||||||||||||||||
Voltage/Frequency | AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage | ||||||||||||||||||||||||||||
Starting mode Modo de inicio | varibale frequency soft start | ||||||||||||||||||||||||||||
lubricant oil | liter | 5 | 9 | 9 | 18 | 18 | 18 | 20 | |||||||||||||||||||||
Shape dimension (mm) | L | 850 | 1180 | 1180 | 1300 | 1300 | 1450 | 1450 | |||||||||||||||||||||
W | 640 | 800 | 800 | 910 | 910 | 910 | 910 | ||||||||||||||||||||||
H | 880 | 1210 | 1210 | 1290 | 1290 | 1290 | 1290 | ||||||||||||||||||||||
Weight | KG | 350 | 370 | 370 | 520 | 520 | 720 | 720 |
HWV-55A | HWV-75A | HWV-90A | HWV-110A | HWV-132A | HWV-160A | HWV-185A | |||||||||||||||||||||
10 | 9.6 | 8 | 7.6 | 13 | 12.6 | 11 | 10.5 | 16 | 15 | 13 | 12.5 | 21 | 19.8 | 17 | 16.4 | 24.5 | 23.2 | 20 | 19.4 | 28.7 | 27.6 | 23.5 | 22.8 | 32 | 30.4 | 27.4 | 26.8 |
353.1 | 338.976 | 282.48 | 268.356 | 459.03 | 444.906 | 388.41 | 370.755 | 564.96 | 529.65 | 459.03 | 441.375 | 741.51 | 699.138 | 600.27 | 579.084 | 865.095 | 819.192 | 706.2 | 685.014 | 1013.397 | 974.556 | 829.785 | 805.068 | 1129.92 | 1073.424 | 967.494 | 946.308 |
7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 |
102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 |
55kw/ 75hp | 75kw/ 100hp | 90kw/ 120hp | 110kw/ 150hp | 132kw/ 175hp | 160kw/ 210hp | 185kw/ 250hp | |||||||||||||||||||||
78±2 | 78±2 | 83±2 | 85±2 | 85±2 | 85±2 | 88±2 | |||||||||||||||||||||
RP2 | RP2 | RP2 | RP2, 1/2 | RP2, 1/2 | RP2, 1/2 | RP2, 1/2 | |||||||||||||||||||||
AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage | |||||||||||||||||||||||||||
varibale frequency soft start | |||||||||||||||||||||||||||
55 | 65 | 72 | 90 | 90 | 110 | 110 | |||||||||||||||||||||
1800 | 1800 | 2000 | 2300 | 2500 | 2500 | 3150 | |||||||||||||||||||||
1250 | 1250 | 1250 | 1470 | 1470 | 1470 | 1980 | |||||||||||||||||||||
1670 | 1670 | 1670 | 1840 | 1840 | 1840 | 2150 | |||||||||||||||||||||
1480 | 1680 | 1860 | 2600 | 2900 | 3200 | 3500 |
Suzhou Hengchaowin Technology Co., Ltd., founded in 1985, in Jiangsu ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.
After the technical system reform in 2000, the company introduced German advanced screw compressor technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China's market share.
Starting to enter overseas markets in 2020, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.



Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality


Q1: How long could your air compressor be used?
O: Generally, more than 10 years
Q2: What's payment term?
O: T/T, L/C, Paypal and etc. Also we could accept USD, RMB, Euro and other currency (Pls contact our sales for more information
Q3: How about your customer service?
O: 24 hours on-line service available
Q4: How about your after-sales service?
O: 1. Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service
3. World wide agents and after service available