1Compatibility: 660093001 654873003 capacitor is specially designed for HPE ProLiant P420, P421, B320i, and P822 RAID cards, ensuring compatibility and stable power supply for the mentioned hardware. 2High Stability: Made with premium materials, this capacitor can maintain long term stable operation under the working voltage of 5.4V, effectively avoiding system malfunctions caused by voltage fluctuations. 3Large Capacity: With a 17F super large capacitance value, this capacitor can effectively filter out power noise, improve data transmission quality, and enhance the overall performance of storage systems. 4Longer Lifespan: Optimized internal structure and selected raw materials ensure that the capacitor has a longer lifespan, reducing maintenance costs and replacement frequency. 5Enhanced Reliability: Produced through strict quality control processes, each capacitor can work normally in harsh environments, enhancing the overall reliability and availability of servers. Item Type: Array Card Capacitor Material: ABS+Metal Voltage: 5.4V Capacity: 17F Application: for P420 P421 B320i P822 Array Card 1 x Array Card Capacitors