Silent type with 72dBA noise . Powered by Chinese engine. Low fuel consumption. EPA, CE, ... MODEL4B3.9-G2ALTERNATOR MODELSLG184FFREQUENCY50HzPHASE3PHASESPEED1500RPMAbout Perkins Generator Set Accessories:1)Standard accessories: Standard 40 radiator mounted on skid. ... Standard tool skit, operation manual and document2) Optional accessories: Engine collant and oil heater, alternator space heater, ...