5.5kw-630kw Fixed Speed Drive Oil Lubricated Two Stage High Pressure Rotary Double Screw Type Air Compressor

Low cost and easy maintenance of fixed frequency screw air compressor
Product Name | 5.5kw-630kw Fixed Speed Drive Oil Lubricated Two Stage High Pressure Rotary Double Screw Type Air Compressor | ||
Model number | MQ55A | Brand | MQ |
Power | 7.5kw (Customized support) | Cooling method | Air cooling (can also do oil cooling) |
Rated voltage | 220V 60HZ | Direct method | Direct driven(can also do belt driven) |
Gas outlet oil content | ≤3ppm | Motor efficiency | 96% |

Personalized Control System
Easy to operate,can work for you 24 hours without anyone on duty
Mircrocomputer control system
Phase loss protection

Efficient screw motor:
High-precision screw rotor,triple -sealed shaft,less wearing parts.
Air end:
Can provide two kinds airend:Baosi airend or Hanbell airend
High precision,good air tightness,low noise
Filter system:
Include air filter,oil filter and oil separator
High -efficiency to removes impurities from lubricating oil
Efficient cooling system:
High heat dissipation efficiency to ensure 24/7 work in high temperature and high humidity environment
Advantages :
Low cost: Industrial air compressors have a simple structure and relatively low manufacturing cost, so they have a competitive advantage in terms of price. For companies with limited budgets, industrial frequency air compressors are an affordable choice.
Convenient maintenance: industrial frequency air compressor is stable in operation and relatively simple in maintenance. Its structure and control system are mature, easy to repair and replace parts
High Standard Widely Applied Fixed Speed Stationary Screw Air Compressor
Two Stage-Single Drive Series Technical Parameters(Fixed-speed)
Model | Power(kw) | Free air delivery(m3/min) | Weight(kg) | Dimension(mm) | Pipe diamater | |||||
0.7MPa | 0.8MPa | 1.0MPa | 1.25MPa | length | width | height | ||||
MQ37A | 37 | 7.1 | 6.9 | 5.8 | 5.4 | 950 | 1600 | 1000 | 1550 | G1 1/2 |
MQ45A | 45 | 10 | 9.5 | 7.8 | 6.8 | 1500 | 2150 | 1300 | 1700 | G1 1/2 |
MQ55A | 55 | 13 | 12.5 | 9.2 | 7.5 | 1700 | 2150 | 1300 | 1700 | G1 1/2 |
MQ75A | 75 | 15.5 | 15.2 | 12 | 10.2 | 1800 | 2200 | 1300 | 1800 | DN65 |
MQ90A | 90 | 19.8 | 19.5 | 15 | 14 | 2700 | 2700 | 1800 | 1850 | DN65 |
MQ110A | 110 | 23 | 22.5 | 18.3 | 14.8 | 2800 | 2700 | 1800 | 1850 | DN65 |
MQ132A | 132 | 27 | 26.5 | 23.5 | 18 | 3100 | 3200 | 1880 | 1890 | DN80 |
MQ132W | 132 | 27 | 26.5 | 23.5 | 18 | 3000 | 3200 | 1880 | 1890 | DN80 |
MQ160A | 160 | 33.5 | 32.5 | 27.5 | 22.5 | 4100 | 3200 | 1880 | 1890 | DN80 |
MQ160W | 160 | 33.5 | 32.5 | 27.5 | 22.5 | 4000 | 3200 | 1880 | 1890 | DN80 |
MQ185A | 185 | 38 | 37.5 | 33 | 25 | 4400 | 3800 | 2150 | 2230 | DN80 |
MQ185W | 185 | 38 | 37.5 | 33 | 25 | 4250 | 3450 | 2000 | 2150 | DN80 |
MQ200A | 200 | 42.5 | 41 | 33.5 | 33 | 4800 | 3800 | 2150 | 2230 | DN100 |
MQ200W | 200 | 42.5 | 41 | 33.5 | 33 | 4700 | 3450 | 2000 | 2150 | DN100 |
MQ220A | 220 | 46 | 45 | 41 | 37 | 5500 | 4000 | 2280 | 2250 | DN125 |
MQ220W | 220 | 46 | 45 | 41 | 37 | 5400 | 3450 | 2280 | 2250 | DN125 |
MQ250A | 250 | 53.5 | 51 | 45 | 38 | 6200 | 4100 | 2255 | 2300 | DN125 |
MQ250W | 250 | 53.5 | 51 | 45 | 38 | 6050 | 3450 | 2280 | 2250 | DN125 |
MQ280A | 280 | 60 | 56 | 50 | 44.1 | 6800 | 4200 | 2150 | 2250 | DN125 |
MQ280W | 280 | 60 | 56 | 50 | 44.1 | 6650 | 3450 | 2280 | 2250 | DN125 |
MQ315A | 315 | 70.4 | 60 | 53 | 49.5 | 7200 | 4200 | 2280 | 2260 | DN125 |
MQ315W | 315 | 70.4 | 60 | 53 | 49.5 | 7000 | 3850 | 2150 | 2300 | DN125 |
MQ355A | 355 | 76.7 | 72.5 | 60 | 52.7 | 8500 | 4200 | 2280 | 2260 | DN125 |
MQ355W | 355 | 76.7 | 72.5 | 60 | 52.7 | 8250 | 3850 | 2150 | 2300 | DN125 |
MQ200A/W(6kV) | 200 | 42.5 | 41 | 33.5 | 33 | 7650 | 3800 | 2300 | 2230 | DN100 |
MQ200A/W(10kV) | 200 | 42.5 | 41 | 33.5 | 33 | 7750 | 3800 | 2300 | 2230 | DN100 |
MQ220A/W(6kV) | 220 | 46 | 45 | 41 | 37 | 7900 | 3800 | 2300 | 2230 | DN100 |
MQ220A/W(10kV) | 220 | 46 | 45 | 41 | 37 | 8050 | 3800 | 2300 | 2230 | DN100 |
MQ250A/W(6kV) | 250 | 53.5 | 51 | 45 | 38 | 8650 | 5000 | 2280 | 2300 | DN125 |
MQ250A/W(10kV) | 250 | 53.5 | 51 | 45 | 38 | 8850 | 5000 | 2280 | 2300 | DN125 |
MQ280A/W(6kV) | 280 | 60 | 56 | 50 | 44.1 | 8950 | 5000 | 2280 | 2300 | DN125 |
MQ280A/W(10kV) | 280 | 60 | 56 | 50 | 44.1 | 9100 | 5000 | 2280 | 2300 | DN125 |
MQ315A/W(6kV) | 315 | 70.4 | 60 | 53 | 49.5 | 9800 | 4200 | 2280 | 2260 | DN125 |
MQ315A/W(10kV) | 315 | 70.4 | 60 | 53 | 49.5 | 10800 | 5000 | 2280 | 2300 | DN125 |
MQ355A/W(6kV) | 355 | 76.7 | 72.5 | 60 | 52.7 | 8780 | 4200 | 2280 | 2260 | DN125 |
MQ355A/W(10kV) | 355 | 76.7 | 72.5 | 60 | 52.7 | 8920 | 4000 | 2280 | 2300 | DN125 |
Direct Drive Series Technical Parameters(Fixed Speed)
Model | Power(kw) | Free air delivery(m3/min) 0.8MPa | Weight(kg) | Dimension(mm) | Pipe diamater | ||
length | width | height | |||||
MQ15A | 15 | 2.1 | 240 | 1000 | 750 | 1000 | DN20 |
MQ18.5A | 18.5 | 2.9 | 310 | 1120 | 850 | 1160 | DN25 |
MQ22A | 22 | 3.4 | 310 | 1120 | 850 | 1160 | DN25 |
MQ30A | 30 | 5 | 400 | 1280 | 850 | 1160 | DN25 |
MQ37A | 37 | 6.3 | 510 | 1280 | 1000 | 1290 | DN40 |
MQ45A | 45 | 7.2 | 670 | 1400 | 1000 | 1290 | DN40 |
MQ55A | 55 | 9.4 | 1000 | 1900 | 1250 | 1560 | DN50 |
MQ75A | 75 | 12.2 | 1100 | 1900 | 1250 | 1560 | DN50 |
MQ90A | 90 | 15 | 1200 | 1900 | 1250 | 1560 | DN50 |
MQ110A | 110 | 19.9 | 1600 | 2300 | 1470 | 1840 | DN65 |
MQ132A | 132 | 23 | 1800 | 2300 | 1470 | 1840 | DN65 |
MQ160A | 160 | 27 | 2000 | 2300 | 1470 | 1840 | DN80 |
MQ200A | 200 | 30 | 2600 | 2540 | 1640 | 1840 | DN80 |
MQ220A | 220 | 38 | 3600 | 3200 | 1980 | 2150 | DN100 |
MQ250A | 250 | 42.5 | 3800 | 3200 | 1980 | 2150 | DN100 |
MQ315A | 315 | 53 | 4000 | 3600 | 1800 | 2520 | DN125 |
MQ200A(6kV) | 200 | 30 | 4200 | 3200 | 1760 | 1900 | DN100 |
MQ200A(10kV) | 200 | 30 | 4600 | 3200 | 1760 | 1900 | DN100 |
MQ220A(6kV) | 220 | 38 | 5000 | 3600 | 2200 | 2150 | DN100 |
MQ220A(10kV) | 220 | 38 | 6100 | 3600 | 2200 | 2150 | DN100 |
MQ250A(6kV) | 250 | 42.5 | 5500 | 3600 | 2200 | 2150 | DN100 |
MQ250A(10kV) | 250 | 42.5 | 6100 | 3600 | 2200 | 2150 | DN100 |
MQ315A(6kV) | 315 | 53 | 6500 | 4000 | 2250 | 2250 | DN125 |
MQ315A(10kV) | 315 | 53 | 6900 | 4000 | 2250 | 2250 | DN125 |
MQ355A(6kV) | 355 | 64 | 6800 | 4000 | 2250 | 2250 | DN125 |
MQ355A(10kV) | 355 | 64 | 7000 | 4000 | 2250 | 2250 | DN125 |

As one of compressor experts in north of China,Muqi has a complete production line,that is we have nearly all kinds of air compressor,such as screw compressor,portable air compressor,industrial air compressor,rotary compressor,oil-less air compressor,two stage air compressor,permanent magnet variable speed/frequency air compressor,energy save air compressor,variable flow air compressor,permanent magnet synchronous compressor,etc.They are widely used in machinery, light industry, textile, food, petroleum, chemical industry, metallurgy, mining, electric power, urban construction, medical research and national defense research and other industries.


- After-sale Service
• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.
• Warranty: One year for the whole machine two year for air end , and spare parts will be provided with best price. - Special Customized Service
1) Full OEM
• Quantity: at least 5 pcs
• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.
2) Half OEM
• Quantity: no limit
• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.
3) Logo OEM
• Quantity: no limit
• Only the logo will be changed to yours, and no extra fee will be charged
1.Q:Our voltage is different from China,can we use your air compressor?
A:Sure,voltage and color are customizable,380V/3Ph/50HZ/60HZ, 220V/3Ph/50HZ/60HZ, 440V/3Ph/50HZ/60HZ, 415V/3Ph/50HZ/60HZ or as your required.
A: Generally,it's T/T. Also we could accept USD, RMB, Euro and other currency