Xbox Clock Capacitor (2.5V 1.0F supercapacitor)
2.5V 1.0F supercapacitor, also known as the notorious "Xbox Clock Capacitor". This capacitor stores enough charge to keep the Xbox clock from resetting while it is unplugged for a short time - similar to a battery.
The stock clock capacitor in the original Xbox (revisions 1.0 - 1.5) are often referred to as a "ticking time bomb" due to their poor quality. It is recommended that it be replaced before it leaks/degrades/corrodes/bursts and causes permanent damage to your Xbox. Xbox revisions 1.6 and will not need this replacement part.
This replacement clock capacitor is a high quality Easton branded part and is the recommended replacement. This listing is for a single capacitor.
Use our guide on identifying Xbox revisions to see if your console is affected by the faulty clock capacitor: Identifying Revision Number of Original Xbox