Today we want to introduce you our Newest Ultra-silent Generator. Its power can be 3kw-12kw. Its fuel can be gas, gasoline and dual fuel. By using the unique muffler and suitable structure design, the noise made by generator will be very low, that's so quiet you'll forget its running. It provides virtually silent running while maintaining the highest quality performance. For 5kw Ultra-silent Dual fuel (Gas and Gasoline) Generator, the noise level is 56dB(A) within 7m, 65dB(A) within 1m.