Introducing the pinnacle of engineering prowess: the Permanent Magnet Variable Frequency Screw Type Air Compressor by Sanzhi (Henan) Compressor Co., Ltd. We are proud to present this sophisticated marvel, available in an impressive range of power configurations: 7.5kW, 11kW, 15kW, 22kW, 30kW, 37kW, 45kW, 55kW, 75kW, 90kW, 110kW, 132kW, 160kW, 185kW, 200kW, and 250kW. This state-of-the-art compressor is meticulously engineered to establish new standards in energy efficiency and unparalleled performance. Designed to seamlessly meet the demands of diverse industrial applications with precision and reliability, this compressor is your key to advancing operational excellence. Step into a new era of industrial success with the Energy Efficient Electric Screw Compressor for 2024, and transform the way you achieve industry-leading results.
| Model |
Power |
Pressure |
Free air delivery* of unit at working pressure |
Cooling System |
Working Temperature |
Voltage |
Frequency |
Noise Level |
Air outlet discharge size |
Weight |
Dimensions |
| KW |
Mpa |
m³/min |
ºC |
V |
Hz |
dB(A) |
Inch |
Kg |
L*W*H(mm) |
| SZ08VF |
7.5 |
0.8 |
1.15 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G3/4 |
320 |
900*700*920 |
| 1.0 |
1.00 |
| SZ11VF |
11 |
0.8 |
1.00-1.60 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G3/4 |
330 |
900*700*920 |
| 1.0 |
0.90-1.50 |
| 1.3 |
0.82-1.20 |
| SZ15VF |
15 |
0.8 |
2.30 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G1 |
450 |
1040*800*990 |
| 1.0 |
2.20 |
| 1.3 |
1.70 |
| SZ22VF |
22 |
0.8 |
1.00-3.60 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
65 |
G1 |
550 |
1040*800*990 |
| 1.0 |
0.90-3.00 |
| 1.3 |
0.82-2.80 |
| SZ37VF |
37 |
0.8 |
6.60 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
68 |
G1½ |
750 |
1430*1000*1300 |
| 1.0 |
6.00 |
| 1.3 |
4.80 |
| SZ45VF |
45 |
0.8 |
2.10-8.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
68 |
G1½ |
1050 |
1430*1000*1300 |
| 1.0 |
1.90-6.50 |
| 1.3 |
1.80-5.60 |
| SZ55VF |
55 |
0.8 |
10.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
72 |
G2 |
1450 |
1800*1200*1500 |
| 1.0 |
8.80 |
| 1.3 |
7.80 |
| SZ75VF |
75 |
0.8 |
3.30-13.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
72 |
G2 |
1750 |
1800*1200*1500 |
| 1.0 |
3.10-11.20 |
| 1.3 |
2.70-10.5 |
| SZ90VF |
90 |
0.8 |
16.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
72 |
G2 |
2000 |
2000*1200*1500 |
| 1.0 |
11.20 |
| 1.3 |
10.50 |
| SZ110VF |
110 |
0.8 |
5.20-20.50 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
2550 |
2500*1500*1700 |
| 1.0 |
4.90-19.00 |
| 1.3 |
4.40-16.50 |
| SZ132VF |
132 |
0.8 |
24.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
2950 |
2500*1500*1700 |
| 1.0 |
22.00 |
| 1.3 |
19.00 |
| SZ160VF |
160 |
0.8 |
7.30-29.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3150 |
2650*1650*1800 |
| 1.0 |
6.50-26.20 |
| 1.3 |
5.30-24.50 |
| SZ185VF |
185 |
0.8 |
32.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3500 |
2650*1650*1800 |
| 1.0 |
29.00 |
| 1.3 |
26.00 |
| SZ200VF |
200 |
0.8 |
36.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3860 |
2650*1650*1800 |
| 1.0 |
33.00 |
| 1.3 |
29.00 |
| SZ250VF |
250 |
0.8 |
40.00 |
Air Cooling |
<Ambient temperature+15ºC |
380 |
50 |
75 |
DN80 |
3860 |
2650*1650*1800 |
| 1.0 |
36.00 |
| 1.3 |
32.00 |
| Due to product updates, the above parameters are subject to deviation in kind. |
Working Principle
A permanent magnet frequency conversion air compressor is a marvel of engineering, designed to maximize efficiency through sophisticated pressure sensors that instantly gauge system pressure and air consumption. This state-of-the-art compressor employs an electric and frequency converter to expertly modulate motor speed, all while maintaining constant motor torque. This seamless regulation ensures that the compressor's output is perfectly aligned with current demands. Should the air consumption decrease, the ingenious inverter will decelerate the motor, conserving energy by reducing air output. On the other hand, when air consumption surges, the motor's speed is increased, dynamically enhancing air output to sustain unwavering system pressure.
Harnessing the power of cutting-edge vector control technology, this compressor operates across a diversity of speeds while expertly managing motor temperature rise. The technology ensures that the motor consistently delivers the essential torque to drive the air compressor with finesse. Vector control technology skillfully allocates the motor current, particularly optimizing the torque component, which results in adept compensation for voltage drops at the motor end. This sophisticated system enables the motor to achieve maximum torque output without an uptick in current consumption, guaranteeing efficiency and reliability.
Advantages of Permanent Magnet Variable Frequency Screw Air Compressor
High Efficiency and Energy Saving
The brilliance of frequency conversion regulation lies in its ability to dramatically curtail the actual power consumption of the compressor. This means that energy is utilized with exceptional efficiency for air compression, resulting in outstanding energy conservation and substantial cost savings, making it an environmentally friendly and economically wise investment.
Cost Reducing
Thanks to the pioneering permanent magnet frequency conversion technology, energy expenses are slashed by an impressive 35%, while the compressor's life cycle cost is reduced by an average of 22%. This innovative compressor allows for the recovery of your additional investment within a remarkably short time frame of 1 to 2 years, presenting an astute, economical decision for any business.
Steady Pressure
By employing the sophisticated PID (proportional, differential, integral) method, this advanced compressor achieves meticulous adjustments to uphold consistent system pressure, thereby boosting the overall reliability of operations and ensuring seamless performance.
Life Extension
The gentle frequency conversion starts dramatically lessen the impact on power grids and machinery, which significantly extends the service life of the equipment. This enhanced longevity translates to reduced downtime and diminished maintenance costs, offering peace of mind and dependable performance for years to come.
Top Quality
Meticulously crafted with the finest imported bearings and benefiting from the latest rotor profile research, this compressor features a robust large rotor, considerable displacement, and operates at low speed and noise. These premium attributes collectively boost efficiency and elevate production quality, delivering unmatched performance that stands the test of time.
1. Unbeatable Pricing
Capitalize on our ex-factory pricing strategy to ensure your business thrives with highly competitive and cost-effective solutions that keep you ahead in the marketplace.
2. Seamless Direct Transactions
By choosing our factory-direct products, you are guaranteed to receive the most economically efficient solutions, maximizing your value and savings.
3. Extensive OEM & ODM Services
Harness our extensive production and management prowess to benefit from premium OEM and ODM services that are meticulously tailored to your unique specifications and expectations.
4. Tailored Customization
We are adept at managing non-standard and export orders, providing customization in voltage, power, pressure, and more to precisely match your distinct needs. Reach out to us to explore your specific customization options.
5. Welcoming Small Orders
Begin with a trial small order to witness firsthand the outstanding quality and performance of our products, ensuring your assurance and satisfaction.
6. Rapid Delivery
Benefit from our efficient delivery system that ensures the swift arrival of our high-quality products, facilitating uninterrupted business operations and success.
7. Comprehensive Distributor Authorization
Gain full empowerment as a distributor through our comprehensive authorization certificate, enabling you to confidently market and distribute SANZHI brand products with complete assurance.
Sanzhi (Henan) Compressor Co., Ltd stands proudly as a pioneering force in the realm of screw air compressors and vacuum pumps, boasting over a decade of unrivaled experience. We showcase a remarkable array of products including standard and low-pressure screw air compressors, cutting-edge permanent magnet frequency conversion units, sophisticated two-stage compression systems, and specialty compressors designed for laser cutting. Our range also features versatile single and double-tank mobile screw air compressors, along with both electric and diesel-powered mobile models, complemented by our advanced screw vacuum pumps.
Our state-of-the-art production facilities are equipped with cutting-edge multi-air compressor assembly lines designed to optimize efficiency. With the unwavering dedication of our team of over 50 skilled professionals, we continually refine our management systems, incorporating advanced ERP solutions to ensure swift lead times and rapid delivery of top-tier products.
Our steadfast commitment to quality is underscored by our coveted ISO9001 quality management system certification. We adhere to stringent quality control protocols, conducting thorough inspections at every pivotal stage-material selection, production, and pre-delivery-to ensure our products consistently meet the highest standards before they reach you.
Our customer service stands as a beacon of excellence. Our pre-sales team provides expert advice to assist you in selecting the perfect air equipment tailored to your facility's unique requirements, with a wealth of customization options available. We excel in crafting bespoke solutions through our OEM services, meticulously addressing the distinctive specifications of our dealers. Our professional sales and service team is unwaveringly committed to offering prompt and dependable after-sales support.
At Sanzhi (Henan) Compressor Co., Ltd, we are devoted to delivering exceptional and reliable products, nurturing lasting partnerships with our valued clients. With an unwavering focus on efficient delivery, superior quality machinery, and competitive pricing, we stand as your trusted partner for all-encompassing compressed air solutions.
Strategically located in Xinzheng City, Henan Province, China, our factory offers unrivaled accessibility. We provide complimentary pick-up services from Xinzheng International Airport, located just 30 kilometers away, making the journey to our facility a convenient one-hour trip. We warmly invite you to visit us and witness our excellence firsthand!
Frequently Asked Questions
Q1. Are you a trading company or manufacturer?
A: We are a distinguished manufacturer of screw air compressors, boasting over a decade of unparalleled expertise.
Q2. How do you control quality?
A: 1. Our rigorous quality control begins with meticulous inspections of all raw materials, guaranteeing excellence from the start.
2. We adhere to strictly regulated installation procedures to uphold the highest standards of precision.
3. Each machine is subjected to a minimum of 5 hours of relentless testing before leaving our factory floor, ensuring flawless operation.
Q3. What information must I provide to get the suitable machine?
1. Desired air delivery capacity defined in CFM or m³/Min.
2. Specific working pressure requirements in PSI, Bar, or Mpa.
3. Voltage and frequency details for your locale (V/Hz).
4. Any additional accessories needed, such as an air tank, filters, or air dryers.
Provide us with these crucial details, and we will customize the most suitable solution just for you!
Q4. What is the general unit conversion?
1Bar = 0.1Mpa = 14.5PSI
1m³/min = 35.32cfm
1KW = 1.34HP
Q5. What are the available voltage options for your air compressors?
A: Sanzhi presents a broad spectrum of voltage options, including 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, with customization to meet your unique needs.
Q6. How long is the delivery time?
A: For standard voltages, expect delivery within 15 business days post order confirmation. For non-standard voltages, please liaise with our sales team for details.
Q7. What are the payment terms?
A: Payment terms include 30% T/T upon order confirmation, 40% T/T pre-shipment, and the final 30% T/T against the B/L copy. We accept both USD and RMB.
Q8. How about your warranty?
A: Enjoy peace of mind with our comprehensive one-year warranty for the entire machine, plus an extended two-year warranty specifically for the screw air compressor, excluding consumable parts.
Q9. What about the maintenance?
A: Begin with initial maintenance after the first 500 hours of operation, with routine maintenance scheduled every 2000-3000 hours, contingent on environmental factors.
Q10. Can your machines run in high-temperature environments?
A: Absolutely, our machines are expertly engineered to thrive in high-temperature environments with a robust working range from -20° to 45° (-4ºF to 113ºF).
Q11. Do you offer OEM service?
A: Certainly! Our expert design team eagerly welcomes and accommodates both OEM & ODM orders to meet your customization desires.
Q12. How long can your air compressors be used?
A: Typically, our air compressors promise an impressive lifespan surpassing 10 years, ensuring unwavering performance.
Q13. Will you provide spare parts for the machines?
A: Indeed, we offer a comprehensive array of spare parts tailored for your machine's needs.
Q14. How about your after-sales service?
A: We offer unparalleled and comprehensive after-sales support. Our services encapsulate a spectrum of detailed online installation and commissioning guidance, ensuring seamless integration of your products. For added convenience and assurance, we can also arrange for our expert engineers to provide on-site training and installation assistance tailored to your specific needs.
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