KVA 672 KW 537.6 Frequency 60 Speed 1800 Poles 4 Phase 3 Voltage 690 Duty Rating Marine Continuous Class H 110/50C Adaptor SAE Coupling none Name STAMFORD,S5L1M,E,MARINE,27 Product S5L1M Manual A061R621_Rev_B.pdf DataSheet ES10462018_S5L1M-E4-A-W27.pdf Priority 232 Model S5L1M Cores E Type MARINE Winding 27 adaptor SAE Coupling none Voltage 690 kva 672.00 kw 537.60 brand STAMFORD Product Link https://stamford-avk.com/alternators/stamford/s5