Huawei S4017309 SFP Module 1.25G-1310nm-40km-SM-ESFP Transceiver Module Product Description: Product Name 1.25G-1310nm-40km-SM-ESFP Part Number S4017309 Manufacturer Huawei Application SFP Condition New *Model Number: MXPD-243S *Module Type: SFP *Transmission Distance: 40km *Transmission Wavelength: 1310NM *Interface Type: Dual LC interface *Transmission Rate: 1.25G/bs *Digital diagnosis: With DDM *Environmental grade: Commercial grade 0C~+70C Industrial grade -40C~+85C Product Detail: If you are interested, please let us know the specific model. We will provide the best service and the best price! Pr