... .: HJI6.55, Output Type: AC Three - Phase6, Frequency: 50/ 60Hz 1, 500RPM/ 1, 800RPM7, Phase/ Connecting method: Three - Phase, Four - Wires8, Rated Power: 8 ... 18 are available.3. HJI Series double-bearing, engine adaptor: SAE0, 1, 2, 3, 4 and 5 are available Stanford Brushless Synchronous Generator/Alternator