Cisco new bulk with green hologram (SFP-10G-SR-S)
$35

Photo of a representative unit
Cisco · SFP Transceivers
Cisco SFP 10G LR
CPU, memory and drives run under load for two days. SMART data, POST logs and thermals are archived against the serial number.
BIOS, management controller and storage controller are brought to the current stable release, and RAID is pre-configured on request.
Parts and labour from the delivery date, with advance replacement on stocked SKUs so you are not waiting on the inbound unit.
Full refund, no restocking fee. Return shipping is prepaid by us on dead-on-arrival units. An RMA number is required.