Rancilio Silvia Espresso Machine Maker RASILV with a 2 year limited warranty. The Rancilio Silvia is a machine with a reputation, and it’s all good. One of the most discussed specialty espresso machines on the market, the Silvia has legions of fans, and with good cause: it is one of the best “single boiler” machines on the market, bar none. From the professional portafilter to the large brass boiler, from the no nonsense controls up front to the ample steaming power, the Silvia is a machine that will deliver first rate espresso to the true enthusiast for years and years.