MJ BKMJ BCMJ BZMJ Power Capacitor The improvement of Power Factor in low voltage power system, or use in power filter circui 1, small size, light weight: Due to metalized polypropylene membrane as medium, size, weight of only older products, 1 / 4 and 1 / 5. 2, low loss: less than 0.1% of actual value, so the capacitor's own low energy consumption, less heat, low temperature, long service life, ...