More Requirements-We support customized service to meet your compatible options for other more brands of switches and routers, more fiber networking transceivers and connectors etc. Quality Assurance-We owns compatibility LAB facilities to meet the EEPROM coding and writing requirements with various brands of the latest and advanced networking equipments to ensure the reliability. Each transceiver is individually tested and programmed compatibility before delivery. 5 Warranty-We totally obey warranty for 30-Days Free-returned or Exchange, 5-Years long period for Free-maintenance. and if you have any technical problems, E-mail ME for 24Hours online after-sale service. 1G SFP SX-1000BASE-SX 1.25Gbps SFP Mini-GBIC, multi-mode, mm, 850nm, 550m@MMF, full duplex LC Hot pluggle, auto-negotiation, low power consumption, operation temperature range for 0 to 70°C (23 to 158°F). Support DDM , MSA compliant. 100% Compatible-for Palo Alto Networks Brand Gigabit Ethernet 1000BASE-SX standards, EEPROM data coding and writing to PAN-SFP-SX.