Manufacturer: HUAWEI Part Number: TN12WSMD901 TN13WSMD401 TN58NS4T61 TN16UXCM TN16FIU01 Huawei OSN6800 OSN8800 9-Port wavelength selective multiplexing and demultiplexing board (C_Band,196.05THz~192.10THz,50GHz,LC). TN12WSMD9 is a double-width board (requiring two slots). Supports signals with a 50 GHz channel spacing. Supports flexible grid wavelength signals. Supports flexible grid (one slice is equal to 50 GHz) applications. Supports Optical Interface Attenuation Ratio (dB). TN12WSMD9 do not support extended C-band, but TN52WSMD9 supports. TN12WSMD9 can substitute for TN11WSMD9 without any software upgrade. Optical channels: 80 Adjacent channel spacing (GHz): 50 Maximum channel insertion loss difference (dB): 1.5 Operating wavelength range (nm): 1529-1561 Maximum reflectance (dB): -40 Attenuation range of each of adding wavelength (dB): 0 to 15 Directivity (dB): 35 Polarization dependence loss (dB): <= 1 Maximum Power Consumptiona (W): 27.5 Typical Power Consumption (W): 25 Dimensions (mm): 264.6 x 50.8 x 220 Weight (kg): 3.2 Country of origin: China Transceiver Products Supplied by Liyuan Tech Main Brands: Alcatel, Nokia, Finisar, Ciena, Mellanox, Brocade,Cisco , Infinera, Ericsson, DELL, HPE, Juniper, ADVA, HUAWEI, ZTE, etc. Models:1.25G-10G-16G-25G-40G-100G-200G-400G-800G, SFP/SFP+/QSFP+/QSFP28/QSFP56/CFP/CFP2/CFP4/QSFP-DD In addition to HUAWEI TN12WSMD901 TN13WSMD401 TN58NS4T61 TN16UXCM TN16FIU01 , Liyuan Tech supply a wide range of other HUAWEI transceivers. If you have any need or interest, please feel free to send inquiry to global@chn-liyuan.com