Cheap And Discounts 500pcs Mylar Film Capacitor 1000V 3A392J 3900pF 3.9nF 3A392 5% 1KV Polyester Film capacitor Wholesale. Buy Directly From Merchant ElecFree UltimateElectronics Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.