HPE J9665AR is a 1-meter stacking cable designed for interconnecting Aruba 3800 and 3810M stackable switches in enterprise network environments. This cable enables high-speed communication between physically stacked switch units, supporting aggregated bandwidth and simplified management of multiple switch chassis as a single logical device. The J9665AR is compatible with Aruba 3800 series and 3810M models, with stacking ports that support up to 240 Gbps aggregate throughput when fully utilized in multi-unit stacks. The 1-meter length accommodates typical rack-mount configurations with minimal cable routing complexity. This refurbished unit is ideal for data center deployments, campus networks, and enterprise switching infrastructure where stack resilience and consolidated port density are required.Tested and guaranteed fully functional. Available via quote.