Dell DPNHJ PERC H740p 8GB BBU Cache 12Gb/s SAS/SATA PCIe RAID Controller Card. We strive to achieve this goal by having our on-staff engineers assess your current environment (networking, server, and storage) and your performance requirements. ESX has a No Risk Guarantee on all equipment we sell and we offer extended maintenance from 1 – 5 years from hardware only to full management of your IT environment. We value your feedback. We guarantee that your issue will be solved. And our Customer Service team will be happy to assist. Add to Favorites.