Silent type with 72dBA noise . Powered by Chinese engine. Low fuel consumption. EPA, CE, ISO, SONCAP ... :1)Standard accessories: Standard 40 radiator mounted on skid. Common steel frame, circuit breaker, damper, exhaust silencer, flexible pipe,battery ... heater, cooling for heating exchange, communictaion interface, battery charger by main supply, daily fuel tank, ATS and paralleling system,soundproof ...