Elmaer(Elwar), a professional alternator manufacturer in China with 15 years of experience in product designing, manufacturing and service providing. We sales more than 15000 units AC brushless alternator per year. The Elmaer(elwar) range of synchronous a.c. generators includes 2-pole, 4-pole, and 6-pole generators at low voltage and 4-pole generators at medium and high voltages. Features: 1) Advanced AVR system ensures function of the output voltage limit within0.5%-1% 2) H class insulation ensures safety operation in tough situation 3) 2/3 pith winding design can effectively eliminate the third harmonic wave which is best designed for UPS 4) 100% copper wire 5) 12 wire terminal 6) IP22 (NEMA) , IP23 are optional 7) Single bearing or double bearing solutions.