Large air compressors - reliable power for demanding job sites
Working pressure: 238-425 psi (17-30 bar)
Free air delivery: 850-1250 cfm (24.1-35.4 m³/min)
Specifications & brochure
CPS 825-125, CPS 850-290, CPS 950-300, CPS 1100-300, CPS 1200-330, CPS 1350-425
Applications
For ground engineering, drilling, blasting, water well, & pipeline pigging
Fuel efficient
Designed for maximum productivity with minimal fuel consumption, these compressors deliver consistent performance while reducing operating costs.
Built for harsh conditions
Engineered with reinforced frames and high‑quality materials, these units ensure durability even in harsh working conditions. Their corrosion‑resistant coating and robust protection keep performance consistently reliable.
Service friendly
Built with easy access to all service points, these air compressors simplify maintenance and minimize downtime.
Boost drilling efficiency with high-performance air compressors
Chicago Pneumatic’s large portable and skid mounted diesel air compressors help you drill faster and boost profits. Efficient drilling starts with the right equipment, tailored to your specific project needs. Delivering 850-1250 cfm (24.1-35.4 m³/min) free air delivery at 238-425 psi (17-30 bar), these large air compressors provide steady airflow and durability for demanding job sites. Flexible air compressor solutions for drilling rigs, built to match your business and custom requirements. Built for versatility, these air compressors power drilling, mining, blasting, and pipeline work with consistent performance. Designed for deep drilling, our air compressors reduce fuel use and improve productivity.
Efficient diesel engines
Powered by Cummins or Ashok Leyland diesel engines, our air compressors balance high output with optimized fuel use. The engines adjust to load and pressure demands, helping you save fuel without compromising air performance.
Rugged and reliable
Engineered for extreme conditions, these air compressors deliver lasting durability and consistent performance. With strong chassis, corrosion-resistant canopy, and advanced cooling, these high-performance air compressors deliver reliable air, even in extreme conditions.
Durable frame and canopy
The robust structure protects all key components from impact and corrosion. Built to last, these air compressors perform reliably on construction sites, mining, and open land while retaining their value.
Fast, simple service
The complete range is equipped with a single-side service. You can replace or service all required consumables, air filter, oil filter, and air-oil separator from one side. Large service doors make filter and fluid checks quick, cutting downtime. In addition to easy access, user-friendly monitoring systems provide real-time insights into performance and potential issues.
This approach prevents breakdowns, reduces downtime, and cuts maintenance costs over the compressor’s life. By combining intelligent design with advanced monitoring, these compressors ensure long-term reliability and optimal productivity.
Industries and applications
Chicago Pneumatic's large air compressors are built for industries that need constant high-pressure air and reliable performance. Whether you’re tackling drilling and blasting operations, supporting pipeline construction, or managing ground engineering projects, these air compressors deliver the power you need to keep productivity on track.
These air compressors excel in challenging environments, from remote job sites to rugged terrains, ensuring consistent airflow and stable pressure for critical applications. Designed to handle heavy-duty tasks, they provide the versatility to operate pneumatic tools, DTH hammers, and other specialized equipment with maximum efficiency. With durability at their core, these air compressors help reduce downtime, optimize fuel consumption, and maintain peak performance, making them an indispensable asset for job sites where every second counts.
Technical specifications
| Technical data | Value | CPS 825-125 | CPS 850-290 | CPS 950-300 | CPS 1100-300 | CPS 1200-330 | CPS 1350-425 |
| Working pressure | psi (g) | 125 | 246.5, 290 | 300 | 298 | 330 | 425 |
| Free air delivery | cfm | 825 | 850, 750 | 950 | 1100 | 1200 | 1250 |
| Free air delivery | l/s | 505 | 552 | 570.4 | |||
| Max. ambient temperature | °C | 50 | 55 | 50 | |||
| Engine | |||||||
| Engine brand | Ashok Leyland | Cummins | |||||
| Engine model | ALIN6TI | A6 | NTA855C-BC | KTA-1150-C | |||
| Engine power at full load | HP | 280 | 315 | 415 | 430 | 585 | |
| Number of cylinders | 6 | ||||||
| Dimensions | |||||||
| Box (l x w x h) | mm | 3294x1632x2273 | 3360 x 1600 x 2435 | 3940 x 1990 x 2465 | 3940 x 1990 x 2465 | 3940 x 1990 x 2465 | 4582 x 2337 x 2236 |
| Box dry weight | kg | 3030 | 3650 | 4100 | 5318 | ||
Download the brochure
- Portable diesel air compressors - English 4.4 MB, PDF