KVA 350 KW 280 Frequency 60 Speed 1800 Poles 4 Phase 3 Voltage 690 Duty Rating Marine Continuous Class B 70/50C Bearing 2 Adaptor SAE None Coupling none Name STAMFORD,S4L1M,F,MARINE,27 Product S4L1M Manual A055Z165_S4S6_I2_EN.pdf DataSheet A058N179_Rev_A.pdf GA A056N436_Rev_B.pdf Torsional A056N872_Rev_A.pdf Priority 240 Model S4L1M Cores F Type MARINE Winding 27 adaptor SAE None Coupling none Voltage 690 kva 350.00 kw 280.00 brand STAMFORD Product Link https://stamford-avk.com/alternators/stamford/s4