... , 4012TWG2,4016TAG, 4016TAG23) Alternator models: a) Marathon b) Stamford c) Ennga4) Small volume, light weight, low noise, low ... low oil pressure8) Soundproof / weatherproof canopy optional9) Standard parts: industrial type silencers, exhaust pipes, flexible exhaust bellows, ... ) Brushless, self-excited, 4-pole, single bearing b) AVR self-regulated, voltage regulation rate ≤±1% c) IP21 protection ...