18KVA Silent Diesel Generator All-copper 50hz 60hz 110V/220V/380V Double-cylinder Engine Overview Our silent twin-cylinder air-cooled diesel generator sets are engineered for low-noise operation, perfect for scenarios where noise control is required. Listed below are their core characteristics and typical application scenarios. Features Low-noise construction Adopting sound insulation materials and custom mufflers to effectively cut down running noise. High fuel economy