Your quality air compressor supplier
Quality products and services, backed by practical experience.
Capstone Engineering (Pty) (Ltd) has supplied compressed air equipment and related accessories to customers throughout South Africa for the past 42 years. Our experience helps us identify proven, cost-effective solutions for manufacturing, agriculture, mining, processing and pharmaceutical operations.
Our range includes diesel, petrol and electric air compressors, from piston to rotary screw models. We also supply air treatment equipment, refrigerated air dryers, filtration, pressure vessels and diesel generators for industrial applications.
Our services cover new equipment sales, preventative maintenance, installations, turnkey projects, overhauls, rebuilds and compressed air consultations.
Products
Explore air compressors, air treatment equipment, pressure vessels, vacuum solutions and accessories for industrial applications.
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Rotary Screw Compressors
Compact European design is both modern and aesthetically pleasing in appearance. Small space requirements mean machine placement is quicker and easier, allowing for less downtime during installation.
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220V Rotary Screw Compressors
Detroit Air 220V single-phase rotary screw compressors are driven by a variable speed drive motor. They are tank-mounted and feature a touchscreen PLC for monitoring core components.
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Air Dryers
Clean, dry compressed air is required in many applications. Air dryers remove moisture, while in-line pre-filters and after-filters can further remove solid particles, water and oil particles from the system.
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Diesel & Electric Portable Piston Compressors
Detroit portable and electric piston air compressors are available in diesel and petrol options, as well as single-phase and three-phase varieties.
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Pressure Vessels
Detroit Air pressure vessels are available to CE and ASME standards. The pressure vessels conform to SANS 347 and the Pressure Equipment Regulations.
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Piston Pumps
Detroit Air stocks replacement piston pumps for Detroit piston air compressors and other brands that need a new pump. Affordable spares are available off the shelf.
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Dry & Oil Lubricated Vacuum Pumps
Vacuum pumps for applications in the food, chemical, pharmaceutical, electrical, medical, packaging, handling and plastics industries.
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AIRUS™ Roots & Centrifugal Blowers
Roots and centrifugal blowers for a wide range of applications, with advanced technology, options for different industries and ISO 9001 conformance.
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Accessories
Spares and accessories for many well-known air compressor brands, together with compressed air tools for a wide range of applications. Contact us for pricing.
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Browse our product catalogues or speak to the Capstone Engineering team about the right equipment for your application.
Services
From selecting the right equipment to maintaining and improving your compressed air system, our team provides practical support throughout the equipment lifecycle.
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Sales
Get help choosing compressed air equipment, air treatment products and accessories suited to your industry and application.
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Maintenance
Keep your equipment operating reliably with maintenance support from technicians who service most well-known air compressor brands.
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Overhauls & Rebuilds
Give older machines a new lease of life through overhauls and rebuilds aimed at restoring equipment to factory specifications.
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Consultation & Turnkey Projects
Plan and improve compressed air systems with guidance on air reticulation, leaks, efficiency and complete project requirements.
Explore ProjectsNeed support with your compressed air system?
Tell us about your equipment or project and our team will help you take the next step.
Tips & Advice
Practical guidance for compressed air systems, equipment and maintenance.
How Preventive Maintenance Reduces Compressed Air System Downtime
Unexpected compressor failures can stop production, delay deliveries and lead to costly emergency repairs.
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How Air Receiver Tanks Improve Compressed Air System Performance
Learn how air receiver tanks support stable pressure, reduce compressor workload and maintain a consistent air supply.
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Why Compressed Air Filtration Is Critical for Industrial Productivity
Understand why clean compressed air matters for industrial equipment, production processes and reliability.
Read article →Working hours
Speak to our team about compressed air equipment, servicing and practical solutions for your business. For weekend enquiries, please call us.
Our opening times
- Monday
- 8:00 am – 5:00 pm
- Tuesday
- 8:00 am – 5:00 pm
- Wednesday
- 8:00 am – 5:00 pm
- Thursday
- 8:00 am – 5:00 pm
- Friday
- 8:00 am – 5:00 pm
- Saturday
- On call
- Sunday
- On call
Weekend assistance is available by phone. All times are South African local time.