... for 30,000 to 60,000 hours, while factory installed motor run capacitors might run for as little as 1000 hours.What ... 370 or 440 VAC, a frequency of 50 or 60 Hz and a capacitance range of 2.5-100 uf.If ... for 30,000 to 60,000 hours, while factory installed motor run capacitors might run for as little as 1000 hours. ... of 370 or 440 VAC, a frequency of 50 or 60 Hz and a capacitance range of 2.5-100 uf. If ...