OEM Air Compressor For Industry Supplier & Exporter

Providing custom twin-screw rotary configurations, Variable Speed Drive (VSD PM) high-efficiency assemblies, and dry oil-free compression systems designed for global continuous duty applications.

High Quality Equipment

Engineered Compression Systems - Section A

OEM E-22 Belt Drive Screw Air Compressor

OEM E-22 Belt Drive Screw Air Compressor – Industrial-Grade Efficiency for Continuous Operations Exporter

Belt-driven transmission offering robust structural stability and ease of field maintenance, configured for variable output demands.

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ODM Four in One 7.5KW 11KW 15KW 22KW Screw Air Compressor

ODM Four in One 7.5KW 11KW 15KW 22KW Screw Air Compressor 300L 500L 600L Air Tank, With Dryer and Filters Manufacturers

An all-in-one space-saving system integrating the compressor, air receiver tank, refrigerated dryer, and inline multi-stage filtration.

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ODM Energy saving permanent Magnet Motor VSD screw air compressor

ODM Energy saving permanent Magnet Motor VSD screw air compressor 11Kw 15HP with Dryers built in

Advanced IE4/IE5 permanent magnet motor utilizing variable frequency control to align output with fluctuating dynamic demands.

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ODM Four In One 7.5kw 10HP AC Power Screw Compressor

ODM Four In One 7.5kw 10HP AC Power Screw Compressor Fixed Speed Screw Air Compressor Industrial Air Compressor

Compact industrial package offering clean air output, highly recommended for localized production spaces and light manufacturing.

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Double permanent magnet motor integrated two-stage compression

China Double permanent magnet motor integrated two-stage compression series Manufacturers

Dual permanent magnet motors independently driving first and second compression stages for maximum thermodynamic efficiency.

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China 37kw 50HP Two Stage VFD PM series

China 37kw 50HP Two Stage VFD PM series Two-stage Compression Screw Air Compressor Manufacturers

Mid-range dual-stage screw compressor with variable frequency drive, offering reduced stage compression ratios and minimized leakage.

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ODM Energy Saving Air Cooling Screw Compressor

ODM Energy Saving Air Cooling Screw Compressor Two Stage Direct Driven Screw Air Compressor Manufacturers

Air-cooled direct-drive system configured to reduce mechanical coupling loss, maximizing overall air output per kW.

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ODM 55kw to 315kw Oil free screw air compressor

ODM 55kw to 315kw Oil free screw air compressor with dry type fixed speed or VSD PM type Manufacturers

ISO 8573-1 Class 0 certified dry-type oil-free screw compressor for process-critical applications requiring zero contamination risk.

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Advanced Industrial Twin-Screw Technology

As a leading OEM air compressor for industry supplier & exporter, Shanghai Honest Compressor Co., Ltd. (a British-owned enterprise founded in early 2004) integrates state-of-the-art European rotary profile geometries with localized manufacturing precision. Operating out of our specialized factory located at NO. 355 Jiajian Branch Road, Malu Town, Jiading District, Shanghai, China, we configure heavy-duty compression systems from 3kW up to 480kW.

Every single rotary screw host is built using high-performance asymmetric screw profiles with a 5:6 lobe ratio. This geometric configuration ensures maximum displacement capacity, minimal return leakage, and exceptional isothermal compression efficiency.

By coupling these elements with Permanent Magnet Variable Speed Drive (PM VSD) motors, we achieve significant energy savings. Traditional fixed-speed air compressors suffer from massive unloaded losses, where the motor continues running at full speed without producing compressed air. Our PM VSD technology eliminates this waste, reducing the total cost of ownership (TCO) by matching real-time air output to dynamic factory demand.

The Core Engine Advantage

Our compression solutions use high-capacity cooling circuits, robust air-end structures, and advanced PLC control centers to support continuous-duty cycles. The combination of precision gear assemblies and direct couplings ensures near-zero mechanical slip, distinguishing our products in high-volume industrial zones.


Available Configurations: Piston type (low, medium, high pressure), oil-injected screw units, dry-type oil-free screw assemblies, water-lubricated oil-free units, screw blowers, vacuum pumps, refrigerant dryers, and active carbon filtration systems.

Value Proposition

Why Global Procurement Partners Choose Our Systems

Chinese Supply Chain Dominance

Leveraging Shanghai's manufacturing ecosystem, we manage complete production quality: from sourcing high-strength gray cast iron housings to utilizing high-precision German rotor milling machines.

Strict Quality Compliance

Certified under CE, ISO9001, and ISO14001, our equipment meets CE directives and ASME pressure vessel codes. We guarantee safe operations under harsh grid conditions.

Localized Global Support

We supply modular spare parts, diagnostic telemetry, and regional service network support to ensure minimal downtime and reliable production continuity.

Understanding the Global Procurement Landscape

Industrial procurement departments face high pressure when sourcing heavy-duty machinery. Selecting an OEM air compressor for industry supplier & exporter requires evaluating long-term reliability and system integration alongside base equipment costs. Common challenges include electrical grid compatibility, safety compliance, and the total cost of ownership (TCO) over a typical 10-to-15-year service life.

1. Motor Efficiency & Electrical Grid Adaptation

Motors must match regional electrical standards (e.g., 380V/50Hz/3Ph, 460V/60Hz/3Ph, or 230V/60Hz/3Ph). Our high-torque permanent magnet motors are constructed with IP55-class protection and Class F insulation. These parameters protect the stator windings from industrial dust and humidity, maintaining stable thermal operation even during continuous service in ambient temperatures up to 45°C (113°F).

2. The Chinese Supply Chain Advantage

Based in Shanghai's Jiading industrial zone, we optimize production through localized raw material sourcing, automated machining, and rigorous load testing. This integration keeps our system costs highly competitive compared to Western manufacturers, without sacrificing quality. We use premium SKF bearings, high-efficiency oil-air separator vessels, and clean-air intake filters to ensure our compressors deliver reliable uptime.

Technical Parameter Standard Fixed Speed Series Advanced Two-Stage PM VSD Series Dry Type Oil-Free Series
Power Range (kW) 7.5 kW – 22 kW 37 kW – 315 kW 55 kW – 315 kW
Drive Mechanism Belt Drive / Elastic Coupling Direct Coupled Permanent Magnet Synchronized Precision Gear
Isothermal Efficiency Baseline (72% - 78%) High (85% - 92%) Premium (82% - 88%)
ISO 8573-1 Air Quality Class Class 2 - 3 (Oil residue < 3mg/m³) Class 2 - 3 (Oil residue < 2mg/m³) Class 0 (Zero Oil Risk)
Specific Power (kW/(m³/min)) Approx. 7.2 - 8.5 Approx. 5.6 - 6.8 Approx. 6.8 - 7.9

3. Global Support and Commissioning Assurance

To support overseas clients, our export division provides remote PLC telemetry setups, detailed visual piping guides, and pre-packaged service kits (air filters, oil filters, separator elements). Our digital controllers support Modbus RTU protocols, allowing local factory technicians to integrate the compressor telemetry directly into their centralized SCADA systems.

Trust us, choose us

About Shanghai Honest Compressor Co., Ltd.

Shanghai Honest Compressor Co., Ltd. is a British-owned enterprise founded in early 2004. Our primary manufacturing facility is located at NO. 355 Jiajian Branch Road, Malu Town, Jiading District, Shanghai, China. We specialize in the R&D and manufacturing of high-capacity twin-screw air compressors and complete air system installations.

Our product catalog spans 3kW to 480kW units, encompassing piston compressors (low, medium, and high-pressure), oil-injected screw systems, integrated dryers, filtration elements, and gas separation equipment. Over the last two decades, we have supported prominent international brands as an OEM supplier, delivering reliable, energy-saving equipment to global markets.

Read More About Our Factory
Factory View 1
Factory View 2
Production Line 1
Quality Inspection
Testing Area
Warehouse Stock
Machining Center
Factory View 3

Localized Industrial Applications & Technical Demands

Industrial applications present unique demands for compressed air quality, pressure stability, and continuous volume delivery. Below, we detail how our systems are configured to meet the needs of specific operating environments:

1. Electronics and Semiconductor Manufacturing

Clean air is essential in electronics manufacturing. Even trace oil vapor can damage sensitive micro-components during PCB fabrication, automated SMD pickup, and silicon etching processes. For these settings, we install dry-type oil-free rotary screw systems. These setups feature Teflon-free rotor coatings and Class 0 certification, eliminating oil contamination risks and helping plants maintain cleanroom compliance.

2. Food, Beverage & Pharmaceutical Processing

Packaging, bottling, and product transport processes require pure, oil-free compressed air. Our water-lubricated oil-free screw systems use food-grade pure water as both a cooling medium and lubricant. This eliminates the risk of oil carryover and provides cooling that keeps discharge temperatures low, preventing dynamic microbial growth in downstream air distribution lines.

3. Automotive Assembly Lines

Automotive facilities rely on air systems to power heavy tooling, robotic paint sprayers, and welding clamps. Paint applications require air that is free of moisture and oil to prevent paint bubbling and finish defects. Our integrated 4-in-1 units combine refrigeration dryers and deep-filtration systems to consistently achieve a pressure dew point of 3°C, ensuring high-quality surface finishes on assembly lines.

4. Mining and Heavy Metal Extraction

Mining environments require equipment that can withstand high dust levels, extreme vibration, and inconsistent grid voltages. Our heavy-duty IP55 PM motors feature cast-iron housings and oversized air filtration modules designed for harsh, remote locations. These components provide reliable, continuous service for heavy pneumatic drilling and material handling machinery.

Global Impact Indicators

Our Engineering Footprint in Numbers

20+
Years of Manufacturing Experience
80+
Exporting Countries & Regions
35%
Average Energy Savings (VSD)
24/7
Remote Engineering Diagnostics

Future Industry Trends: Variable Frequency, Smart IoT, and Sustainable Energy

The industrial air sector is transitioning from traditional fixed-displacement machines to intelligent, variable systems. Key trends shaping this evolution include:

1. Advanced Variable Frequency Drive (VFD PM) Optimization

Variable speed systems adjust compressor output to match changing plant demands. By using permanent magnet synchronous motors (PMSM), modern compressors maintain high torque and motor efficiency even at lower operating speeds. This eliminates energy waste during periods of low production demand, reducing energy consumption and carbon emissions across industrial plants.

2. IoT Connectivity and Predictive Maintenance

Modern air compressor platforms integrate smart IoT gateways to monitor operational data, including discharge pressures, rotor vibration, air-end thermal profiles, and separator pressure drops. This real-time telemetry allows plant maintenance teams to identify potential issues and replace consumables like filters and lubricants before they lead to unexpected system downtime.

3. Dual-Stage Compression for High-Efficiency Output

For applications over 55kW, dual-stage screw compression is increasingly preferred. Splitting the total pressure ratio across two distinct air-ends reduces internal leakage and lowers the mechanical workload on each rotor stage. This layout improves thermodynamic efficiency, providing higher volumetric air delivery per kilowatt of electrical input.

Knowledge Center

Frequently Asked Technical Questions (FAQ)

How does two-stage screw compression improve overall energy efficiency?
Two-stage compression divides the overall pressure ratio across two separate compression chambers. By implementing inter-stage cooling, the process approaches isothermal compression. This design reduces internal back-leakage, lowers the thermal load on each rotor, and increases volumetric efficiency, allowing the system to deliver up to 15% more air volume compared to single-stage compressors of the same motor class.
What is the difference between dry-type oil-free and water-lubricated oil-free compressors?
Dry-type oil-free compressors run without any fluids in the compression chamber, relying on synchronized external timing gears and heat-resistant rotor coatings to prevent contact. Water-lubricated oil-free compressors inject high-purity water directly into the compression chamber. This water acts as both a cooling agent and lubricant, sealing clearance gaps to improve volumetric efficiency while keeping operating temperatures low.
How do Permanent Magnet (PM) motors compare to traditional AC induction motors in VSD systems?
Permanent Magnet (PM) synchronous motors are highly efficient and maintain excellent efficiency ratings even at lower speeds. They generate magnetic fields without rotor windage losses or rotor copper losses. This design keeps the motor running cooler and allows it to maintain IE4 or IE5 efficiency across its full operating range, outperforming standard AC induction motors that experience reduced efficiency under partial loads.
How do you determine the correct pressure dew point for industrial installations?
The target pressure dew point depends on the air quality requirements of the application. General industrial tools run reliably with a +3°C to +10°C dew point, which is easily maintained by a refrigerated air dryer. Sensitive applications, such as pharmaceutical packaging or electronics manufacturing, require dryer air to prevent condensation. These setups typically use adsorption desiccant dryers to achieve pressure dew points between -40°C and -70°C.
What maintenance schedule is recommended for industrial twin-screw air compressors?
Standard maintenance schedules are based on total operating hours. The air intake filter should be cleaned or replaced every 1,500 to 2,000 hours, depending on dust levels. Oil filters and separator elements are typically replaced every 3,000 to 4,000 hours. The lubricating fluid should be changed at similar intervals, though synthetic lubricants can last up to 6,000 or 8,000 hours with regular oil analysis.

Participate in exhibition activities

Events & Trade Shows

Global Market Outreach & Technical Exchange

Shanghai Honest Compressor Co., Ltd. regularly participates in international machinery expos and trade shows. These events allow us to present our latest dual-stage PM VSD screw designs and class 0 dry oil-free compressors to industrial buyers, distribution networks, and engineering partners.

Recent Market Trend Report: According to MRFR analysis, the dry vacuum pump market size is valued at US$ 5.97 billion in 2024. The dry vacuum pump market is expected to grow from US$ 6.17 billion in 2025 to US$ 8.28 billion in 2034, registering stable global expansion.

Product Range

Engineered Compression Systems - Section B

OEM 30kw Oil Free Vsd Screw Air Blower Vacuum Pump

OEM 30kw Industrial Oil Free Vsd Screw Air Blower Vacuum Pump With Plc Inverter Pm Motor

An oil-free blower and vacuum system designed for low-pressure chemical transport, pneumatic conveying, and wastewater aeration.

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ODM Cheap 7.5-132 KW Frequency Inverter Air Compressor

ODM Cheap 7.5-132 KW Frequency Inverter PM VSD Rotary Screw Air Compressor Manufacturer

A cost-effective frequency-inverted rotary screw series providing dynamic flow adjustments to reduce unnecessary energy waste.

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OEM Silent Industrial Air Compressor 7.5kw-22kw

OEM All In One Slient Industrial Air Compressor 7.5KW 11KW 15KW 18.5KW 22KW 4-in-1 Fixed Speed Screw Air Compressor

Features a sound-dampening enclosure that lowers noise to under 62 dB(A), making it suitable for point-of-use installation on factory floors.

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China IP55/54 55KW 75HP Two Stage Industrial Screw Air Compressor

China IP55/54 55KW 75HP Factory Price Two Stage Industrial Screw Type Air Compressor Machine Suppliers

Features an IP55-rated high-efficiency motor and two-stage compression air-end for reliable performance in harsh, dusty industrial environments.

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China Low Noise Dry Type Oil Free Screw Air Compressor

China Low Noise Dry Type Oil Free Screw Air Compressor oilless industrial air compressor rotary air compressor Manufacturer

A dry oil-free system designed for quiet operation, providing high flow rates without the risk of oil contamination.

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China 11KW 15HP VSD PM Integrated Screw Air Compressor

China 11KW 15HP VSD PM/VFD PM Integrated Screw Air Compressor Industrial Air Compressor Manufacturer

A compact integrated layout utilizing variable frequency permanent magnet technology for high efficiency at lower horsepower ranges.

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ODM 11kw 15Hp Low Noise Water Lubricating Oil Free Screw Air Compressor

ODM 11kw 15Hp Low Noise Water Lubricating Oil Free Screw Air Compressor oilless industrial air compressor rotary air compressor Supplier

Uses water injection to seal and cool the compression chamber, providing quiet, oil-free performance for smaller production workshops.

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OEM 55KW 75HP two stage screw air compressor VSD PM

OEM 55KW 75HP 7-13bar air compressor two stage screw air compressor Direct Drive Screw Type Compressors with VSD PM motor and Inverter Factory

High-power two-stage compressor combining variable speed control, direct-drive motor assembly, and a robust inverter panel for demanding workloads.

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