Every single Titan HD capacitor that comes off the line undergoes 100% electrical testing prior to shipping. 55+5 MFD 440/370-Volt Oval Run Capacitor Manufactured using state-of-the-art, metalized polypropylene film technology for self-restoration in the event of a breakdown. Patented, environmentally-friendly oil prevents corrosion and aids in optimum heat transfer.60,000-hours operating lifeMeets the rigorous EIA-456-A industry standard for performance and qualityContains metalized polypropylene film technology for self-restoration in the event of a breakdownSophisticated UL-approved pressure sensitive interrupter to remove the capacitor from circuit at end of life.