The permanent magnet frequency conversion screw vacuum pump is an energy-saving vacuum pump developed by our company with reference to the advanced technology at home and abroad and adopting the type line design with completely independent intellectual property rights. The whole set mainly consists of energy-saving screw host, permanent magnet frequency conversion motor, frequency converter, lubrication system, overall frame, soundproof cover, control system, air cooling system, and muffling system.The casing of the unit is made of metal plate with noise reduction treatment, and the casing panel is attached with high-density sound-absorbing material so that the noise of the whole unit reaches the international standard. The door plate on the casing can be opened and disassembled, presenting a 270-degree all-round space, which is convenient for maintenance personnel to maintain the inside of the unit.Compared with the traditional type vacuum pump, it is able to achieve power saving of 40%-60%; low noise, in full compliance with the national GB/T 12348-2008 noise standard; after 3-stage filtration system, it fully meets the air emission standard, very environmentally friendly; the maximum vacuum degree can be up to -0.098Mpa, compared with -0.07Mpa on the market, it is a completely high vacuum degree product; intelligent control system With integrated control panel and frequency converter, the class automatically adjusts the air volume and air pressure according to the set air volume, air pressure value or power, which can realize the centralized and coordinated control in the central control room.This equipment is suitable for low-temperature equipment industry, food packaging industry, electronic products industry, pharmaceutical processing industry, household products industry, ceramic products industry, brick factory and so on.
| Model |
Power |
Pressure |
Voltage |
Frequency |
Volumetric Flow |
Rotation speed |
Weight |
Dimensions |
| KW |
-Mpa |
V |
Hz |
m³/min |
r/min |
Kg |
L*W*H(mm) |
| SZVP10 |
7.5 |
-0.05-0.098 |
380 |
50 |
10.0 |
3300 |
805 |
1500*880*1460 |
| SZVP15 |
11 |
-0.05-0.098 |
380 |
50 |
12.5 |
3300 |
1040 |
1850*920*1490 |
| SZVP20 |
15 |
-0.05-0.098 |
380 |
50 |
15.0 |
3300 |
1040 |
1850*920*1490 |
| SZVP30 |
22 |
-0.05-0.098 |
380 |
50 |
22.0 |
3300 |
1280 |
2000*1000*1670 |
| SZVP40 |
30 |
-0.05-0.098 |
380 |
50 |
27.0 |
3300 |
1280 |
2000*1000*1670 |
| SZVP50 |
37 |
-0.05-0.098 |
380 |
50 |
30.0 |
3300 |
1910 |
2300*1120*1827 |
| SZVP60 |
45 |
-0.05-0.098 |
380 |
50 |
45.0 |
3300 |
1910 |
2300*1120*1827 |
| SZVP75 |
55 |
-0.05-0.098 |
380 |
50 |
62.0 |
3300 |
3500 |
2860*1650*2114 |
| SZVP100 |
75 |
-0.05-0.098 |
380 |
50 |
75.0 |
3300 |
3500 |
2860*1650*2114 |
| Due to the product update, if the above parameters have deviation, please prevail in kind. |
High-Efficiency Permanent Magnet Motor
Our motor, featuring a robust insulation grade of F and protective grade IP55, guarantees seamless soft start operations and stable flow rates. With an extended constant torque range and a broader weak magnetic range, it offers efficiency that outperforms standard motors by an outstanding 20-30%.
German Technology Air End
Crafted with German precision, the air end features a large rotor and low-speed design, providing unparalleled efficiency, minimal noise, and low vibration. Its high reliability, reduced leakage, and superior volume efficiency are setting new benchmarks in the industry.
Integrated Frequency Converter
Fitted with China's leading frequency system, our converter provides a broad range of speed regulation and high precision. This ensures stable quality and reliable pressure signal transmission, maintaining optimal performance.
Smart Touch Controller
Our advanced built-in intelligence demands minimal manual operation. The high-precision color electronic screen offers clear graphical displays, indicating maintenance needs, fault alarms, and safety shutdown alerts for effortless operation.
Special Type Intake Valve
Our specialized intake valve automatically regulates opening to ensure efficient fuel injection and lubrication oil circulation, thereby significantly enhancing overall performance.
Experience ultra-low oil circuit loss with our groundbreaking design, leading to remarkable improvements in overall efficiency.
The normally open solenoid valve enhances safety by automatically closing during an emergency stop, preventing oil injection and potential damage.
Cooling System
Our state-of-the-art cooling system, featuring a substantial heat exchange area, effectively mitigates high temperatures, minimizing oil emulsification and coking risks, thus ensuring prolonged machine longevity.
Excellent Air Filter
Our top-tier air filter delivers exceptional purification capabilities, ensuring a clean air system with three-stage filtration. It maximizes air cleanliness, meets standard emissions, and can handle steam and minor dust, achieving a remarkable vacuum level of up to 1 Pa.
Reliable Oil and Air Separator
With a vertical tangential cyclone separation structure, our separator ensures complete oil and air separation. Its easy-to-replace cartridge design reduces maintenance costs and guarantees smooth and efficient operations.
High-Quality Soundproof Cotton
Our compact noise reduction housing, integrated with high-quality soundproof cotton, ensures zero vibration during operation and significantly enhances noise reduction capabilities.
Iron Oil Pipe & Air Pipe System
Engineered for durability, our iron pipes can withstand high and low temperatures and high pressure, making them ideal for demanding working conditions. They are completely leak-free and maintenance-free.
Sanzhi Screw Vacuum Pump VS Water Ring Pump
| Item |
Name |
Power |
Volumetric Flow |
Quantity |
Total Volumetric Flow |
Total Power |
Pressure |
Annual Electricity Consumption |
Energy Saving Rate |
Calculation Method |
Item |
Name |
Annual Electricity Consumption |
Energy Saving Rate |
Calculation Method |
| Kw |
m³/min |
PCS |
m³/min |
Kw |
Mpa |
kW |
kW |
| Old Equipment |
Water Ring Vacuum Pump |
18.5 |
10 |
2 |
20 |
37 |
-0.08 |
133200 |
60% |
Annual electricity consumption=Total Power*(10h/day*30days*12months) |
Old Equipment |
Water Ring Vacuum Pump |
133200 |
60% |
Annual electricity consumption=Total Power*(10h/day*30days*12months) |
| New Equipment |
Sanzhi Screw Vacuum Pump |
7.5 |
10 |
2 |
20 |
15 |
-0.098 |
54000 |
New Equipment |
Sanzhi Screw Vacuum Pump |
54000 |
Advanced Multiple Filtration
Our pioneering three-stage filtration system meticulously minimizes air impurities, ensuring pristine air quality.
Remarkable Energy Saving
Achieve incredible energy efficiency with up to 50-60% electricity savings compared to conventional vacuum pumps.
Unwavering Constant Pressure
Experience steady and reliable constant speed pumping, effectively resolving issues with unstable vacuum performance.
Superior Vacuum Degree
With a market-leading vacuum degree of -0.098Mpa, surpassing the typical -0.07Mpa, our pump sets a new standard.
Effortless Easy Use
Designed with a simple structure for hassle-free installation, operation, and maintenance, making your experience seamless.
1. Unbeatable Price Advantage
Benefit from factory-direct pricing with Sanzhi (Henan) Compressor Co., Ltd., ensuring you receive the best rates available. Strengthen your market position with our budget-friendly solutions.
2. Direct Transactions
All products are acquired directly from our cutting-edge facility, offering you cost-saving advantages by cutting out the middlemen.
3. OEM & ODM Services
Leverage our extensive production and management expertise to enjoy custom OEM/ODM services tailored to your unique requirements.
4. Customization Services
We accommodate non-standard orders, export needs, and custom specifications for voltage, power, pressure, and more. Contact us with your specific requirements.
5. Small Order Acceptance
Start with a small trial order to evaluate the exceptional quality of our products, allowing you to make confident decisions without substantial initial investments.
6. Swift Delivery
Savor the perfect harmony of top-tier products and quick delivery times.
7. Comprehensive Authorization
Distributors are equipped with full authorization certificates, enabling you to market and sell SANZHI brand products with confidence.
About us
Sanzhi (Henan) Compressor Co., Ltd stands as a premier manufacturer, specializing in the creation of top-tier screw air compressors and screw vacuum pumps, with over a decade of unparalleled expertise. Our extensive product range includes normal pressure/low-pressure screw air compressors, permanent magnet frequency conversion screw air compressors, two-stage compression screw air compressors, screw air compressors designed specifically for laser cutting, single-tank and double-tank mobile screw air compressors, electric and diesel mobile screw air compressors, and high-efficiency screw vacuum pumps.
Our production process is distinguished by unmatched efficiency, thanks to our cutting-edge multi-air compressor assembly lines. With a dedicated workforce of over 50 employees, we continuously enhance our management systems, incorporating ERP to minimize lead times and guarantee swift delivery of superior products.
Our management excellence is validated by the prestigious ISO9001 quality management system certification. We strictly adhere to rigorous quality management protocols, meticulously implementing standard quality control processes. Every machine undergoes comprehensive inspections, including material, production, and pre-delivery evaluations, ensuring impeccable quality.
Our customer service is second to none, excelling in both pre-sales and after-sales support. Pre-sales, we offer expert advice to help customers choose the ideal air equipment for their facilities, with extensive customization options, including appearance and configuration. We also produce bespoke OEM products to meet unique dealer requirements. Post-sales, our professional sales and service team ensures prompt responses and rapid resolutions for our customers.
At Sanzhi (Henan) Compressor Co., Ltd, we are unwavering in our commitment to delivering superior and stable products, fostering long-term relationships with our customers. With efficient delivery, high-quality machines, and competitive pricing, we are your dependable partner for exceptional compressed air solutions.
Our factory is strategically located in Xinzheng City, Henan Province, China. We offer complimentary pickup from Xinzheng International Airport to our factory, just 30 kilometers away, approximately a one-hour drive. We warmly welcome you to visit our company!
Application Industry
Our products are extensively utilized across various industries, including ceramic processing, plastic processing, food packaging, semiconductor materials, the pharmaceutical industry, the rubber industry, foam factories, brick factories, electronic factories, and more.
FAQ
Q1. Are you a trading company or manufacturer?
A: We are a professional manufacturer of high-quality screw vacuum pumps, boasting over a decade of industry experience.
Q2. How do you control quality?
A: 1. We conduct rigorous inspections on all raw materials.
2. Our installation procedures are meticulously controlled.
3. Each machine undergoes a minimum of 5 hours of continuous testing before leaving our factory.
Q3. What information must I provide to get a suitable machine?
1. Desired air delivery capacity (in CFM or m³/min)
2. Required working pressure (in PSI, Bar, or MPa)
3. Voltage and frequency specifications of your country (V/Hz)
4. Any additional accessories needed, such as air tanks, filters, or air dryers.
Provide us with these details, and we'll tailor the perfect solution 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 for the vacuum pump?
A: Sanzhi offers an extensive array of voltage options to suit diverse requirements, including 380V/50Hz/3P, 400V/50Hz/3P, 415V/50Hz/3P, 220V/60Hz/3P, and 440V/60Hz/3P. Moreover, we are capable of customizing voltages to perfectly match your unique specifications.
Q6. How long is the delivery time?
A: For our standard voltage options, we aim to dispatch orders within 15 working days post order confirmation. For non-standard voltage needs, please get in touch with our sales team for an accurate delivery estimate.
Q7. What's the payment term?
A: We accept TT with a 30% deposit upfront. The remaining balance can be settled upon receipt of the B/L copy. Payments are accepted in both USD and RMB.
Q8. How about your warranty?
A: We provide a comprehensive one-year warranty on the entire machine and a two-year warranty on the screw vacuum pump, excluding consumable spare parts.
Q9. What about the maintenance?
A: Initial maintenance is recommended after 500 hours of operation, with subsequent maintenance scheduled every 2000-3000 hours, depending on the actual working environment.
Q10. Can machines be run in high-temperature environments?
A: Absolutely. Our machines are meticulously engineered to operate efficiently in high-temperature conditions, with a functional range spanning from -20° to 45° (-4°F to 113°F).
Q11. Do you offer OEM service?
A: Yes, we offer professional OEM & ODM services. Our dedicated design team is equipped to bring your custom projects to life.
Q12. How long could your vacuum pump be used?
A: Generally, our vacuum pumps have a lifespan exceeding 10 years with appropriate maintenance.
Q13. Will you provide some spare parts for the machines?
A: Certainly, we provide the necessary spare parts for all our machines.
Q14. How about your after-sales service?
A: We offer comprehensive after-sales support, including online installation and commissioning guidance. Additionally, we can dispatch engineers to assist with training and on-site installation if needed.
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