- Totally brushless with automatic voltage regulator ±1.5%, frequency meter.
- Utility receptacles 1-120V, 20A duplex, 5-20R, 1-240V, 50amp, 14-50R,
- Range Receptacle, Class H insulation, helical gear transmission, single phase 1.0 power factor,
- Thrree phase reconnectable voltages main line circuit breaker except models PTO75-1, PTO90-3, PTO95-3, PTO130-3