StarTech.com PEX4TO16R, PCIe, 0 - 60 °C, 0 - 60 °C, 5 - 95%, 1.26" (32 mm), 2.28" (58 mm) StarTech.com PEX4TO16R. Host interface: PCIe. Width: 1.26" (32 mm), Depth: 2.28" (58 mm), Height: 0.669" (17 mm). Package width: 0.984" (25 mm), Package depth: 6.69" (170 mm), Package height: 5.31" (135 mm). Connectivity technology: Wired