Discover the unparalleled efficiency and formidable power of the High-Efficiency Permanent Magnet VFD Screw Air Compressor, a masterful creation by Sanzhi (Henan) Compressor Co., Ltd. Engineered for excellence, this innovative system is designed to elevate a wide range of industrial applications to new heights. With an impressive selection of power options including 7.5kw, 11kw, 15kw, 22kw, 30kw, 37kw, 45kw, 55kw, 75kw, 90kw, 110kw, 132kw, 160kw, 185kw, 200kw, and 250kw, you can effortlessly find the ideal choice to meet your energy-saving requirements. Crafted to deliver exceptional performance, this state-of-the-art compressor is the definitive solution for boosting productivity and efficiency across diverse industrial environments.
| 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
Unveiling the prowess of our Permanent Magnet Frequency Conversion Air Compressor System, a marvel of modern engineering dedicated to optimizing industrial air compression. Equipped with cutting-edge pressure sensors, our system meticulously tracks real-time air usage and pressure dynamics, ensuring seamless integration within your industrial ecosystem. Harnessing the power of precise electronic controls, coupled with a sophisticated frequency converter, this system adeptly adjusts motor speed while vigilantly maintaining torque integrity. The outcome is a flawless calibration of system pressure, perfectly tailored to meet the required compressed air output. In instances where air demand wanes, our intelligent inverter air compressor gracefully decelerates, conserving invaluable energy by moderating compressed air output. Conversely, as demand escalates, the system responds dynamically, accelerating motor speed to amplify air supply, thereby safeguarding consistent and stable system pressure.
Embrace the future of air compression with our state-of-the-art unit, engineered to leverage cutting-edge vector control technology. This innovation promises unmatched efficiency across a diverse range of operational speeds, all while keeping motor temperature rise in check. Your compressor's torque is optimized to perfection, ensuring seamless performance and reliability. By intelligently fine-tuning the interplay of torque and other motor parameters via vector control technology, we adeptly address voltage variations at the motor's terminal, unlocking maximum torque potential without elevating current levels. This meticulous balance ensures peak performance and steadfast reliability, keeping your operations running smoothly and efficiently.
Advantages of Permanent Magnet Variable Frequency Screw Air Compressor
High Efficiency and Energy Saving
Our advanced frequency conversion system redefines energy efficiency, significantly curtailing actual power consumption. Experience the pinnacle of air compression efficiency, where every watt of energy is meticulously harnessed to maximize output.
Cost Reduction
Revolutionize your energy savings with our Permanent Magnet Frequency Conversion Technology, which slashes energy expenditures by a remarkable 35% and trims compressor lifecycle costs by an average of 22%. The return on your initial investment is impressively swift, typically within just 1 to 2 years.
Steady Pressure
Our exclusive compressor excels in maintaining exquisite precision in system pressure, thanks to the sophisticated PID (proportional, differential, integral) methodology. Experience unrivaled stability and consistency in your industrial processes.
Extended Lifespan
Our frequency conversion start mechanism is a game-changer, significantly reducing stress on both the power grid and mechanical components, thereby extending the system's operational lifespan substantially. Enjoy prolonged, efficient performance.
Top Quality
Our compressors epitomize top-tier quality, featuring premium imported bearings and state-of-the-art rotor profile advancements. The large rotor design, coupled with substantial displacement, low operating speeds, and minimal noise output, collectively enhance efficiency and catapult production quality to unprecedented levels.
1. Outstanding Price Advantage
By presenting direct ex-factory prices, we empower our clients to sustain a competitive advantage, granting access to more affordable, highly efficient solutions.
2. Direct and Seamless Transactions
Our products come straight from the factory, guaranteeing the most cost-effective solutions are offered to you without any intermediaries, maximizing value and minimizing cost.
3. Comprehensive OEM & ODM Services
Equipped with strong production and management capabilities, our factory is ready to provide an extensive range of OEM/ODM services, meticulously crafted to align with your specific requirements.
4. Tailored Customization Service
We warmly welcome non-standard and export orders, offering tailored customization for voltage, power, pressure, and more. Connect with us to explore your personalized needs.
5. Accommodation of Small Orders
Begin your experience with a small trial order to personally witness the superior quality of our products.
6. Speedy and Efficient Delivery
We pride ourselves on delivering high-quality products promptly and efficiently, ensuring your satisfaction with each and every order.
7. Full Distributor Authorization
For our distributors, we provide comprehensive authorization certificates, empowering you to market our prestigious SANZHI brand products with absolute confidence.
Sanzhi (Henan) Compressor Co., Ltd. stands proudly at the forefront of the industry as a renowned manufacturer, specializing in the creation of innovative screw air compressors and screw vacuum pumps. With over a decade of dedicated excellence, we have built a diverse and sophisticated product lineup. Our offerings include normal pressure and low-pressure screw air compressors, high-efficiency permanent magnet frequency conversion models, revolutionary two-stage compression screw air compressors, and specialized units tailored for laser cutting applications. Additionally, we provide a range of single-tank and double-tank mobile screw air compressors, available in both electric and diesel versions, along with advanced screw vacuum pumps designed to meet varied industrial demands.
Harnessing cutting-edge, multi-air compressor assembly lines that are lean and highly modernized, we achieve exceptional production efficiency. Our dedicated team of over 50 skilled professionals continuously refines our management systems, including ERP, significantly reducing lead times to ensure the swift delivery of products that epitomize excellence and quality.
Our factory consistently upholds the highest standards, having successfully achieved ISO9001 quality management system certification. We rigorously apply stringent quality management protocols, ensuring every machine undergoes thorough material inspections, precise production checks, and meticulous pre-delivery evaluations, thereby guaranteeing unmatched quality and reliability.
In the realm of customer service, our expert pre-sales team provides invaluable guidance to assist customers in selecting the air equipment that perfectly aligns with their unique facility needs. We offer extensive customization options, including tailor-made OEM products to meet specific dealer requirements. Post-sales, our responsive sales and service team remains dedicated to offering prompt support and solutions, ensuring exceptional customer satisfaction.
At Sanzhi (Henan) Compressor Co., Ltd., we are wholeheartedly committed to delivering superior, stable products while fostering enduring customer relationships. With our promise of swift delivery, top-tier machines, and highly competitive pricing, we are your dependable partner for all your compressed air solutions.
Our factory is ideally located in the vibrant Xinzheng City, Henan Province, China. For our clients' convenience, we offer complimentary pick-up services from Xinzheng International Airport, which is a mere 30 kilometers away, approximately a one-hour journey to our facility. We warmly invite you to visit our company and experience our unmatched hospitality firsthand!
Successful Cases
Frequently Asked Questions
Q1. Are you a trading company or manufacturer?
A: Proudly, we are a distinguished manufacturer with a strong focus on screw air compressors. With over a decade of unwavering commitment, we deliver exceptional quality and mastery in every product, setting benchmark standards for the industry.
Q2. How do you control quality?
A: 1. We conduct comprehensive inspections on all raw materials, ensuring they meet the pinnacle of industry standards.
2. Our installation protocols are executed with utmost precision, ensuring meticulous accuracy.
3. Each machine is rigorously tested for a minimum of 5 hours of continuous operation before it departs our facility, ensuring outstanding performance and reliability.
Q3. What information must I provide to get the suitable machine?
1. Define the air delivery capacity you require (Unit: CFM or m³/Min).
2. Outline the working pressure specifications (Unit: PSI, Bar, or Mpa).
3. Provide the voltage and frequency pertinent to your country (V/Hz).
4. Indicate any additional accessories required, such as air tanks, filters, or air dryers.
Share these specifics with us, and we'll craft a bespoke solution just for you!
Q4. What is the general unit conversion?
1 Bar = 0.1 Mpa = 14.5 PSI
1 m³/min = 35.32 cfm
1 KW = 1.34 HP
Q5. What is the available voltage air compressor?
A: At Sanzhi, we provide an extensive range of voltage options: 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, and 440v/60hz/3p. Customizations are available to perfectly align with your unique specifications.
Q6. How long is the delivery time?
A: For standard voltage configurations, delivery is prompt within 15 working days post order confirmation. For customized units, kindly reach out to our sales team for a precise timeline.
Q7. What's the payment term?
A: Our flexible payment terms include a 30% T/T advance, 40% T/T prior to shipment, and the final 30% T/T upon the B/L copy. We accept payments in both USD and RMB.
Q8. How about your warranty?
A: Our comprehensive warranty encompasses one year for the entire machine and an extended two-year warranty for the screw air compressor, exclusive of consumable spare parts.
Q9. What about the maintenance?
A: Initial maintenance is recommended after 500 operational hours. Subsequent maintenance should be conducted every 2000-3000 hours, tailored to the specific operating environment.
Q10. Can machines be run in high-temperature environment?
A: Certainly, our machines are meticulously engineered to function efficiently in high-temperature conditions, capable of operating in a range of -20° to 45°C (-4ºF-113ºF).
Q11. Do you offer OEM service?
A: Indeed, we eagerly embrace both OEM and ODM orders, supported by our expert design team poised to fulfill your unique requirements with precision.
Q12. How long could your air compressor be used?
A: On average, our air compressors exude remarkable durability with a lifespan that frequently exceeds an incredible 10 years. Experience the longevity and reliability that sets industry standards.
Q13. Will you provide some spare parts for the machines?
A: Absolutely! We are unwavering in our commitment to furnish a complete suite of spare parts for all our machines. This dedication ensures that you experience minimal downtime and sustained operational excellence.
Q14. What can you expect from our after-sales service?
A: We offer outstanding after-sales support, featuring comprehensive online guidance for installation and commissioning. Moreover, our team of expert engineers is available to grace your location with their presence, providing onsite training and installation assistance. Enjoy a seamless, hassle-free experience with our dedicated service.
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