A mechanical energy accumulator system has a housing with a first pair of flywheels, a second pair of flywheels and a third pair of flywheels. Each of the flywheels is formed of a ceramic material. A stator is positioned in an interior area of each of the flywheels. A pipe shaft is positioned interior of the stator. The pipe shaft has a plurality of magnets therein. A circular pipe is embedded within each of the flywheels. The circular pipe has a fluid contained therein.