... install Stamford ,Marathon ,domestic brands alternators Weichai Ricardo series generator sets( 20 -150kw) .it can install Stamford ,Marathon ... model: R3105D1, R4100D1, R4100ZD1, R4105D1, R4105ZD1, R6105ZD1, R6105ZLD3) Alternator model: GM/MP/TFS4) Water-cooled5) Key start / auto ... and buzzers Standard configuration: 1) Engine model: K4100ZD2) Alternator model: UCI224D 3) Rated output: 40kW (50kVA)4) ...