KOTECH KOP Series-Portable Oil-Free Air Compressor
KOTECH-KOP Series oil free diesel mobile air compressor. 100% oil free Original GHH air end with Diesel engine/ Emissions Stage ll, Stage lllA, Stage V, Tier 4 as required. CE TUV ISO certification.Engineered for the most demanding sites. 100% Class 0 Certified oil-free air delivery with unmatched diesel-driven mobility.
Send your working pressure, flow rate and application. We will recommend the right model within 24 hours.
Why This Air Compressor Converts Better On Real Projects
What Industrial Buyers Usually Worry About
- Unexpected downtime after installation
- Undersized air delivery for the actual workload
- High fuel or power consumption over long operating hours
- Difficult maintenance and spare parts delays
- Lack of technical response after delivery
- Non-standard configuration causing procurement risk
How This Product Reduces Procurement Risk
- Selection support based on pressure, flow, altitude and site conditions
- Clear model matching before order confirmation
- Factory inspection and media materials for internal approval
- Configuration options for engine, voltage, enclosure and accessories
- Service guidance for installation, commissioning and maintenance
- Support for repeat orders, parts supply and long-term expansion
Recommended Applications

Introducing our groundbreaking KOP series, the epitome of excellence in the realm of portable compressors. At the forefront is our flagship model, setting new standards for innovation and performance.
Crafted to seamlessly integrate the benefits of a two-stage oil-free compression rotary screw with unparalleled portability, the KOP series is redefining expectations.
KOP Series oil free mobile air compressor specification

Our portable oil-free compression compressors in detail
Outstanding Performance Metrics:
The KOP series stands as a testament to unmatched performance. With a flow rate of up to 48 m³/min (1695 cfm) and a gauge working pressure of up to 10.3 bar (150 psi), it solidifies its position as a powerhouse in the 50 cubic meter class.
Innovative Standard Features:
Setting itself apart, the KOP series introduces a range of cutting-edge features. A standard compressed air aftercooler optimizes performance across diverse operational scenarios. Embracing modern connectivity, Fleet Management is seamlessly integrated by a built-in modem, providing real-time monitoring and control.
Adaptability Redefined:
For stationary applications, the KOP series offers an optional skids version, ensuring adaptability to various settings. The inclusion of refinery equipment as a standard feature, complete with a certified spark arrester, engine shut-off valve, and a closed floor pan, ensures safety and compliance across operational environments.
Seamless Automation Integration:
In the age of automated production, the KOP series effortlessly integrates into control centers. This allows for centralized control and integration into existing compressed air systems, ensuring uninterrupted production. The oil-free compression rotary screw technology ensures swift response in the event of a compressed air supply drop.
Effortless Setup and Industrial Excellence:
Designed for efficiency, the KOP series incorporates features facilitating swift deployment. A robust chassis with a parking brake, lifting and lashing eyes, and forklift pockets streamlines setup. Excelling in industrial applications, the KOP series provides seamless compressed air support during maintenance, acts as a reliable backup during peak demand, and finds a niche in refinery applications.
Air Compressor Selection Table
High Performance Portable Diesel Oil-Free Air Compressor
| Air Compressor | Diesel Engine | Engine Power KW | Bar | Mpa | Psi | m³/min | cfm |
|---|---|---|---|---|---|---|---|
| KOP-12/8 | QSB4.5-C160 | 119 | 8 | 0.8 | 116 | 12 | 424 |
| KOP-17/7 | QSB5.9-C180 | 132 | 7 | 0.7 | 100 | 17 | 600 |
| KOP-21/7 | QSB5.9-C180 | 132 | 7 | 0.7 | 100 | 21 | 742 |
| KOP-15/10 | QSB5.9-C210 | 154 | 10 | 1.0 | 145 | 15 | 530 |
| KOP-27/10.3 | QSL8.9-C325 | 242 | 10.3 | 1.03 | 150 | 27 | 954 |
| KOP-38/10.3 | QSZ13-C550 | 410 | 10.3 | 1.03 | 150 | 38 | 1342 |
| KOP-42/10 | QSZ13-C550 | 410 | 10 | 1.0 | 145 | 42 | 1483 |
| KOP-43/8.6 | QSZ13-C550 | 410 | 8.6 | 0.86 | 125 | 43 | 1518 |
| KOP-43/9.3 | QSZ13-C550 | 410 | 9.3 | 0.93 | 135 | 43 | 1518 |
| KOP-45/10.3 | QSZ13-C550 | 410 | 10.3 | 1.03 | 150 | 45 | 1589 |
| KOP-46/7 | QSZ13-C550 | 410 | 7 | 0.7 | 100 | 46 | 1624 |
| KOP-48/8 | QSZ13-C550 | 410 | 8 | 0.8 | 116 | 48 | 1695 |
Have Questions? Contact Us
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Frequently Asked Questions
Yes. The KOP series uses self-lubricating materials and specialized bearings, ensuring 100% oil-free air, which is critical for medical, food, and laboratory applications.
The noise level is as low as 60-65 dB(A). It is designed with advanced acoustic insulation, making it suitable for indoor environments and point-of-use installation.
It is widely used in dental clinics, hospitals, pharmaceutical factories, food packaging, and laboratory research where high-purity air is a must.
Not at all. Since there is no oil to change, maintenance is minimal. You only need to check the air filter and drain the tank regularly to ensure peak performance.
Yes. Like all Kotech products, the KOP series is CE approved, meeting all safety and quality standards for international markets.
Typically, we ship within 15-20 days. As a factory-direct provider, we offer competitive lead times and global shipping options to meet your project schedule.



