Webshop » Mastervolt » Whisper 16/20U & 16000/20000U

You are in possession of a Whisper 16/20 Ultra or 16000/20000 Ultra  model , A generator with water-cooled 3-cylinder diesel engine.

Generators made before 2004 are called the 16000/20000 Ultra series , after 2004 the generator were named 16/20 Ultra. To see what type of generator you have you can look for the part- and serial number on your generator.