Extended useful life Very low impedance at high frequency High ripple current capability Construction Radial leads Charge-discharge proof, polar Aluminum case with insulating sleeve Minus pole marking on the insulating sleeve Case with safety vent Delivery mode Terminal configurations and packing: Bulk Taped, Ammo pack Cut Kinked PAPR (protection against polarity reversal): crimped leads, J leads, bent leads Refer to chapter "Single-ended capacitors Taping, packing and lead configurations" for.