KOTECH KDP Series | Portable Diesel Air Compressor for Mining & Construction
High‑efficiency rotary screw air end paired with Cummins/Perkins/Yanmar/Volvo/Kubota diesel engines. Heavy‑duty off‑road chassis and large fuel tank for long runtime. Delivers high‑flow air with great mobility and fuel economy. CE & ISO certified, suited for construction, industry, mining, oil & gas and borehole drilling.
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Functional Configuration
- ● World-Class Power
- Powered by Kubota, Yanmar, Perkins, Volvo, or Cummins.
- ● Global Emission Standards
- Stage V & Tier 4 Final certified for universal compliance.
- ● All-Terrain Heavy Duty
- Towable, trailer-mounted design with a robust canopy built for 24/7 continuous operations in harsh environments.
- Mining & Energy
- Tailored for heavy-duty drilling, blasting, oil & gas fields.
- Construction & Engineering
- Ideal for infrastructure, roadworks, and civil engineering.
- Industrial & Sandblasting
- Steady high-pressure output for heavy sandblasting and plant backup.
- Agriculture & Emergency
- Reliable mobile air source for farm irrigation and emergency rescue.
Performance Parameters
- Working pressure range
- 7-35 bar（101‑507 psi）
- Air delivery capacity
- 1-35 m³/min (35-1236 cfm)
- Power coverage
- 8.2-602 kW (11‑807 hp)
- Wide temperature adaptability
- -25℃ to +55℃
- Product Customization
- Customize Performance and Parameters per Client Requirements
Why KDP series excels in exploration, oil & gas, mining, and outdoor engineering projects
What Keeps Site Managers Awake at Night
- Engine "Suffocation" at Altitude: Standard compressors lose up to 30% power at high elevations, stalling your entire project.
- The "Fuel Trap": Inefficient air-ends turn your operation into a money-pit as fuel costs skyrocket under heavy loads.
- Dust Contamination Lethality: Fine sand and dust in mining zones clog internal systems, leading to catastrophic engine failure.
- Logistics Nightmare in Nowhere: Breaking down in remote regions means weeks of waiting for generic parts while costs pile up.
How KDP Series Guarantees Operational Success
- Intelligent Power Compensation: Turbo-charged engines auto-adjust to maintain peak torque from sea level up to 4500m.
- Fuel-Saving Screw Technology: Precision-machined rotors deliver 15%-20% more CFM per drop of fuel than competitors.
- Pre-Filtration Defense System: Dual heavy-duty centrifugal filters ensure only 99.9% clean air enters the combustion chamber.
- Global Support Architecture: Built with Cummins/Perkins/Yuchai cores, accessing parts via 100+ local service networks.
Industries & Applications
KDP Series – Portable Diesel Air Compressor Advantages:
Trustworthy Services:
Kotech is committed to providing exceptional pre‑sales, during‑sales, and after‑sales services to ensure comprehensive support for customers in selecting, using, and maintaining the KDP‑Series Diesel Mobile Air Compressor:
- Professional Consultation: Kotech offers professional consultation services to assist customers in selecting the most suitable KDP‑Series compressor configuration and specifications based on project requirements.
- Technical Support: The Kotech technical team provides support, including equipment operation guidance, maintenance tips, troubleshooting assistance, and more, ensuring equipment remains in optimal condition.
- Spare Parts Supply: Kotech provides genuine spare parts, ensuring equipment stability and sustained performance. Customers can confidently purchase and use Kotech products.
In conclusion, the Kotech KDP‑Series Diesel Mobile Air Compressor, with its exceptional performance, prominent advantages, and comprehensive services, provides reliable solutions for a wide range of industrial applications. Whether in construction, manufacturing, energy sectors, or other industries, the KDP‑Series compressor stands as a trusted partner.
KDP Series Selection Guide
| Model | Air Delivery-㎡/min | Air Delivery-cfm | Working Pressure-bar | Working Pressure-psi | Fuel oil tank capacity-L | Diesel Engine-brand | Rated Power-kw | Noise-dB(A) | Max. ambient temperature-℃ | Max. rotation speed-rpm | Min. rotation speed-rpm | Outlet Connection | Dimension(mm)-L | Dimension(mm)-W | Dimension(mm)-H | Weight-Kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| KDP-1/7 | 1 | 35 | 7 | 100 | 20 | Changchai | 8.2 | 70±3 | 50 | 2500 | 1800 | 1*G3/4 | ODM | ODM | ODM | ODM |
| KDP-2/7 | 2 | 70 | 7 | 100 | 20 | Changchai | 11 | 70±3 | 50 | 2500 | 1800 | 1*G3/4 | ODM | ODM | ODM | ODM |
| KDP-3.5/7 | 3.5 | 123 | 7 | 100 | 45 | Yanmar | 26.8 | 75±3 | 50 | 2650 | 1750 | 2*G3/4 | 2853 | 1272 | 1092 | 880 |
| KDP-4.5/7 | 4.5 | 147 | 7 | 100 | 70 | Yanmar | 32.2 | 75±3 | 50 | 2500 | 1750 | G1, G3/4 | 3230 | 1440 | 1425 | 1200 |
| KDP-5/7 | 5.2 | 185 | 7 | 100 | 70 | Weichai | 36.8 | 75±3 | 50 | 2500 | 1750 | G1, G3/4 | 3230 | 1440 | 1425 | 1200 |
| KDP-5/7 | 3.7 – 5.2 | 130 – 185 | 13 – 7 | 188 – 100 | 70 | Yanmar | 32.3 | 75±3 | 50 | 2500 | 1750 | G1, G3/4 | 3230 | 1440 | 1425 | 1200 |
| KDP-6/7 | 6 | 214 | 7 | 100 | 100 | Yanmar | 60 | 75±3 | 50 | 2500 | 1500 | G1-1/4, G1 | 3300 | 1570 | 1560 | 1550 |
| KDP-6/10 | 6 | 214 | 10 | 145 | 120 | Cummins | 60 | 75±3 | 50 | 2500 | 1500 | G1-1/4, G1 | 3300 | 1570 | 1560 | 1550 |
| KDP-10/7 | 10 | 353 | 7 | 100 | 140 | Cummins | 93 | 80±3 | 50 | 2000 | 1500 | G1-1/2, 2*G1-1/4 | 3800 | 1900 | 1900 | 1820 |
| KDP-10/10 | 10 | 353 | 10 | 145 | 160 | Cummins | 97 | 80±3 | 50 | 2500 | 1800 | G1-1/2, 2*G1-1/4 | 3800 | 1900 | 1900 | 1820 |
| KDP-12/7 | 12 | 424 | 7 | 100 | 160 | Cummins | 97 | 80±3 | 50 | 2300 | 1800 | G1-1/2, 2*G1-1/4 | 3800 | 1900 | 1900 | 1820 |
| KDP-10/12 | 10 | 353 | 12 | 174 | 160 | Cummins | 97 | 80±3 | 50 | 2500 | 1800 | G1-1/2, 2*G1-1/4 | 3800 | 1900 | 1900 | 1820 |
| KDP-12/8 | 12 | 423 | 8 | 116 | 160 | Cummins | 110 | 80±3 | 50 | 2500 | 1800 | G1-1/2, 2*G1-1/4 | 3800 | 1900 | 1900 | 1820 |
| KDP-13/13 | 13 | 460 | 13 | 188 | 188 | Cummins | 110 | 80±3 | 50 | 2500 | 1500 | G1-1/2, 2*G1-1/4 | 4320 | 2000 | 2000 | 2250 |
| KDP-15/13 | 15 | 530 | 13 | 188 | 203 | Cummins | 132 | 85±3 | 50 | 2000 | 1500 | G1-1/2, 2*G1-1/4 | 4320 | 2000 | 2000 | 2250 |
| KDP-12/14 | 12.5 | 441 | 14 | 203 | 203 | Cummins | 132 | 85±3 | 50 | 2500 | 2000 | G1-1/2, 2*G1-1/4 | 4320 | 2000 | 2000 | 2250 |
| KDP-14/14 | 14 | 494 | 14 | 203 | 290 | Cummins | 154 | 85±3 | 50 | 2200 | 1500 | G1-1/2, 2*G1-1/4 | 4320 | 2000 | 2000 | 2250 |
| KDP-10/20 | 10 | 353 | 20 | 290 | 290 | Cummins | 158 | 85±3 | 50 | 2000 | 1500 | G1-1/2, 2*G1-1/4 | 4320 | 2000 | 2000 | 2250 |
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Frequently Asked Questions
An air compressor diesel unit is a portable compressor powered by a diesel engine, built for job sites where stable electricity isn’t available. Kotech KDP Series is designed for outdoor, continuous-duty work such as construction, mining support, road projects, and general pneumatic tools. If you need mobility, independence from the grid, and reliable output in harsh environments, diesel is usually the best choice.
An air compressor diesel engine package uses the engine to drive the compressor element through a coupling or belt/gear system, converting fuel energy into compressed air. The control system regulates speed, pressure, and protection (temperature, oil/air separation, shutdown alarms). This makes it suitable for long hours of operation in remote sites.
Air compressors diesel units are commonly used for jackhammers, pneumatic breakers, sandblasting, pipeline work, shotcrete support, and general construction air demand. They’re also popular for rental fleets because they can be moved quickly between sites. If your usage is high-duty and outdoor, diesel portable compressors are usually more practical than fixed electric systems.
To size a diesel air compressor, you mainly need two numbers: working pressure (bar/psi) and airflow (CFM / m³/min) required by your tools. Add a safety margin (often 10–20%) to avoid pressure drops when multiple tools run at once. If you tell us your tools, quantities, and operating pressure, we can recommend the right KDP model.
When choosing a diesel engine air compressor, focus on: required pressure & airflow, duty cycle (continuous vs intermittent), ambient temperature/dust conditions, mobility (skid vs trailer), and aftercooling/filtration needs. Also confirm noise requirements and local service availability. A good match reduces fuel waste and improves tool performance.
A diesel engine compressor is a direct engine-driven system optimized for compressed air output and field durability. A “generator + electric compressor” adds conversion losses and extra components, often increasing complexity and maintenance. For heavy field work, a purpose-built diesel portable compressor is typically simpler, more efficient, and easier to deploy.
A diesel powered air compressor should have stable airend performance, dependable cooling, effective filtration, and strong protection logic (over-temp/over-pressure/low-oil safeguards). Weather-resistant canopy design and easy-access service layout also matter for real job sites. KDP Series is built around these field-practical requirements so it can run steadily in outdoor conditions.
Yes—most diesel driven air compressor models are built for mobility (forklift slots, lifting points, trailer options depending on configuration). Setup usually involves leveling the unit, connecting hoses, checking fluids, and starting with correct load/pressure settings. For contractors and rental use, fast setup and safe transport are key advantages.
For a diesel powered compressor, reliable after-sales support matters as much as the machine itself. We provide operating guidance, maintenance schedules, common spare parts support (filters/separators/consumables), and remote troubleshooting to reduce downtime. Tell us your region and usage pattern, and we’ll suggest a practical service plan for long-term operation.
