The Napier range of turbocharger products are designed to provide many benefits to engine builders and operators. All Napier turbocharger products provide high efficiency, robust and cost effective construction along proven high standards of reliability and quality.
All Napier turbochargers offer a broad operating range resulting in greater engine performance and flexibility, high overall efficiency providing lower engine fuel consumption and reduced exhaust temperatures. High compressor pressure ratios allow successful matching with the latest developments in engine technology along with compact construction dimension designs for ease of engine installation.
5 Series Turbocharger Overview
NA155 | NA255 | NA256 | NA295 | NA296 | NA355 | NA457 | NA557
Proud to be first choice since 1948, we have manufactured more than 55,000 turbochargers, operating in 85 countries throughout the world and producing 100 million engine bhp, in ambient conditions, ranging from Arctic to Equatorial. Turbochargers have been supplied to over 130 different engine builders for applications in marine, industrial, rail traction and other engine duties.
- High efficiency at all pressure ratios
- Wide operating map with usable maximum efficiency and good surge margin
- Good part load efficiency
- High efficiency for all expansion ratios
- High part load efficiency
Find out more about the 5 series Turbochargers
7 Series Turbocharger Overview
NA297 | NA307 | NA357 | NA397
The highly successful 7 Series axial turbochargers comprising of the NA297, NA307, NA357 and NA397, represents the company’s core range of quality products for the latest range of medium speed diesel, heavy fuel and gas engines, with many thousands of units in operation across a wide range of applications throughout the globe.
The Napier 7 Series turbocharger range has earned a reputation for high quality, reliability and robust and cost effective operation, with many satisfied customers.
- Air Cooled Operation
- Cartridge Construction
- Squeeze Film Bearing System
- Alternative Compressor Options
- Innovative Turbine End Sealing
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8 Series Turbocharger Overview
NA298 | NA358 | NA398 | NA498
The 8 Series axial turbocharger range comprising of the NA298, NA358, NA398 and NA498 is based around the highly successful 7 Series range. The latest aerodynamic and mechanical advances ensure that the company’s latest generation turbochargers meet the changing market requirements of today and tomorrow.
The main focus behind the design of the 8 Series product allows for the medium speed diesel engines to operate at higher powers, with higher overall efficiency, reducing fuel consumption, harmful exhaust emissions and through life costs for the customer and operator.
- Increased Pressure Ratio
- High Overall Efficiency
- Cartridge Construction
- Turbine Sealing
- Extended Product Range
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More information
For more information about Napier and our range of innovative turbochargers please contact Napier Sales on +44 (0) 1522 516655 or sales@napier-turbochargers.com