ESW America is a leading independent emissions testing company based in Montgomeryville, PA. Our state-of-the-art 40,000 sq. ft. testing facility is staffed by an experienced team of highly skilled test engineers, technicians and fabricators. With a combined total of over 30 years experience, ESW America is equipped to perform EPA, CARB and EU emissions certification testing, durability testing, performance testing and fuel economy testing for a wide variety of engines and chassis. 

ISO 9001/2008 Certified Test Facility
- Best-in-class test facility located in the Northeastern US
- Equipped to perform EPA, CARB and EU emissions certification testing
- 40,000 sq. ft. facility with nine (9) test cells
- Six (6) engine dynamometer test cells (5 to 1,000 HP)
- Three (3) chassis dynamometer test cells (40 to 1,000 HP)
- Dedicated emissions testing professionals
- Integrated project management, test planning and data management services

Engine / Chassis Dynamometers
- Up to 1,000 HP engines
- Durability (end of life), A-B-A analysis
- Performance evaluations
- Full flow CVS emissions system connected to each test cell
- Transient fuel flow measurement
- Medium and heavy-duty engine testing
- Non-road SI/CI engine testing (NRSI/NRCI)
- Small off-road engine testing (SORE)
- Motorcycle / ATV chassis testing

Automated Checks
- Safety: over-speed, engine temperature, coolant temperature, oil temperature
- Communication between test systems
- Cell and fuel temperature control
- Linearity/calibrations

Precision Testing Controls
- Speed and load
- Engine intake and exhaust pressures
- Combustion/dilution air: temperature and humidity
- Emissions sampling system

ESW America

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ESW America

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