WLS
Online Support
Unit 1 Year, Air End 2 Years
Oil-free
Water Cooling
AC Power
Closed Type
Stationary Type
Single Screw Compressor
Oil-Free Water Lubricated Screw Air Compressor
Customized Color
0.7/0.8/1.0/1.25 MPa
5.5-250 Kw
0.3-33.97 M3/Min
380V/220V/230V/400V/440V/415V
Electric Direct Drive
IP54, IP55, Ie3 or Explosion Proof
Double Screw(Germany Technology)
Manufacturer/Factory
Energy Saving
Low Noise
for Medical and Food
Cast
Twin-Screw Compressor
Jinjing Or Customizable
Packing in Wooden Cases
Tianjin
8414809090
Product Description
Product name | Oil Free Water Lubricated Screw Air Compressor |
Model | WLS |
Cooling Method | Air Cooling |
Pressure | 8/1013 bar |
Power | 5.5-250 kw |
Capacity | 0.3~33.97 m3/min |
Voltage | 380V/50HZ, 220V/60HZ, 400V/50HZ, 415V/50HZ or Customer′s Requirements |
Color | Customized |




Advantage
1.Clean air 100% oil-free
2.Use water instead of oil, higher cooling efficiency and compression efficiency
3.Optimal isothermal compression
4.Powerful MAM microcomputer controller and touch screen
5.Reasonable Structure, with perfect balancing
6.Components made of anti-rust and anti-corrosion materials ensure the durability
7.Significant energy saving, environmental-friendly and pollution-free
8.Designed especially for medical, pharmacy, instrument, coating, chemical industry and food processing, etc.
Model | Pressure (mpa) | Displacement (m³/min) | Power (kw) | Noise (db) | Water Inlet Diameter | Lubricating Water (L) | Air Outlet |
WLS-0.8/5.5 | 0.8 | 0.3-0.78 | 5.5 | 57 | 3/4" | 10 | 3/4" |
WLS-1.0/5.5 | 1.0 | 0.2-0.65 | |||||
WLS-0.8/7.5 | 0.8 | 0.35-0.17 | 7.5 | 57 | 3/4" | 10 | 3/4" |
WLS-1.0/7.5 | 1.0 | 0.3-1.05 | |||||
WLS-1.25/7.5 | 1.25 | 0.24-0.81 | |||||
WLS-0.8/11 | 0.8 | 0.54-1.72 | 11 | 60 | 1" | 26 | 3/4" |
WLS-1.0/11 | 1 | 0.45-1.42 | |||||
WLS-1.25/11 | 1.3 | 0.35-1.10 | |||||
WLS-0.8/15 | 0.8 | 0.75-2.43 | 15 | 60 | 1" | 26 | 1" |
WLS-1.0/15 | 1.0 | 0.65-2.17 | |||||
WLS-1.25/15 | 1.25 | 0.6-1.80 | |||||
WLS-0.8/18.5 | 0.8 | 0.9-3.31 | 18.5 | 63 | 1" | 30 | 1" |
WLS-1.0/18.5 | 1 | 0.9-2.82 | |||||
WLS-1.25/18.5 | 1.3 | 0.6-2.05 | |||||
WLS-0.8/22 | 0.8 | 1.1-3.7 | 22 | 63 | 1" | 30 | 1" |
WLS-1.0/22 | 1.0 | 0.97-3.21 | |||||
WLS-1.25/22 | 1.25 | 0.85-2.87 | |||||
WLS-0.8/30 | 0.8 | 1.55-5.2 | 30 | 63 | 1 1/2" | 40 | 1 1/2" |
WLS-1.0/30 | 1 | 1.255-4.43 | |||||
WLS-1.25/30 | 1.3 | 1.1-3.63 | |||||
WLS-0.8/37 | 0.8 | 1.91-6.50 | 37 | 66 | 1 1/2" | 40 | 1 1/2" |
WLS-1.0/37 | 1.0 | 1.6-5.53 | |||||
WLS-1.25/37 | 1.25 | 1.42-4.47 | |||||
WLS-0.8/45 | 0.8 | 2.5-8.3 | 45 | 66 | 1 1/2" | 90 | 2" |
WLS-1.0/45 | 1 | 1.91-6.3 | |||||
WLS-1.25/45 | 1.3 | 1.7-5.56 | |||||
WLS-0.8/55 | 0.8 | 3.0-10.3 | 55 | 69 | 1 1/2" | 100 | 2" |
WLS-1.0/55 | 1.0 | 2.6-8.55 | |||||
WLS-1.25/55 | 1.25 | 2.3-7.67 | |||||
WLS-0.8/75 | 0.8 | 3.95-13 | 75 | 72 | 1 1/2" | 100 | 2" |
WLS-1.0/75 | 1 | 3.4-11.5 | |||||
WLS-1.25/75 | 1.3 | 3.0-9.7 | |||||
WLS-0.8/90 | 0.8 | 5.0-16.6 | 90 | 73 | 1 1/2" | 120 | 2 1/2" |
WLS-1.0/90 | 1.0 | 4.3-14.66 | |||||
WLS-1.25/90 | 1.25 | 3.72-12.6 | |||||
WLS-0.8/110 | 0.8 | 6.0-20.2 | 110 | 77 | 2" | 120 | 2 1/2" |
WLS-1.0/110 | 1 | 5.0-16.66 | |||||
WLS-1.25/110 | 1.3 | 4.65-15.56 | |||||
WLS-0.8/132 | 0.8 | 6.75-22.52 | 132 | 77 | 2" | 120 | 2 1/2" |
WLS-1.0/132 | 1.0 | 6.0-19.97 | |||||
WLS-1.25/132 | 1.25 | 5.07-16.90 | |||||
WLS-0.8/160 | 0.8 | 8.5-28.11 | 160 | 79 | 3" | 160 | 3" |
WLS-1.0/160 | 1 | 7.6-25.45 | |||||
WLS-1.25/160 | 1.3 | 6.7-22.52 | |||||
WLS-0.8/185 | 0.8 | 10-33.97 | 185 | 79 | 3" | 160 | 3" |
WLS-1.0/185 | 1.0 | 8.72-29 | |||||
WLS-1.25/185 | 1.25 | 7.75-25.21 | |||||
WLS-0.8/200 | 0.8 | 11.2-36.75 | 200 | 80 | 4" | 200 | 4" |
WLS-1.0/200 | 1 | 9.68-32.78 | |||||
WLS-1.25/200 | 1.3 | 9.2-29.24 | |||||
WLS-0.8/250 | 0.8 | 13.5-45 | 250 | 80 | 4" | 200 | 4" |
WLS-1.25/250 | 1.3 | 10.2-33.97 |

Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With the total 15000 square meters of the facility, four modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of "Tianjin high-tech enterprise" and our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.
We offer the following products and services:
1. Screw air compressor
1.1 Oil-free screw air compressor
1.2 Oil-injected air compressor
2. Reciprocating piston air compressor
2.1 Piston air compressor
2.2 Oil-free piston air compressor
2.3 Piston medium & high-pressure air compressor
3.Portable air compressor & Mining Equipment
3.1 Diesel or Electric portable screw air compressor
3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
4.1 Freeze or Adsorption compressed air drier
4.2 Compressed air filter or tank
4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company's material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with the ISO procedures. which will ensure each compressor has reliable quality and has a complete record to trace, if needed.

Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q: How can we start order with your factory?
A: First, leave us an inquiry and advise which item you're interested, and then we will contact you in 24 hours. You're so kind if provide all detailed information, will better for us to know exactly what you need.
Q: What are your MOQ?
A: Different products have different MOQ, most is 1 set.
Q: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages.
Q: How about your delivery time?
A: Generally, it will take 90 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q: Do you a trade company or real factory?
A: We are 100% factory; we located in Tianjin city, China.