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| Item number: CIEN4-33286374 Manufacturer no.: AT-SBX81XLEM/Q2 EAN/GTIN: 767035207612 |
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![](/p.gif) | The Allied Telesis AT-SBx81XLEM/Q2 is a 2 x 40GbE QSFP+ expansion module for the AT-SBx81XLEM line card. More information: Operational conditions | Operating temperature (T-T) | 0 - 40 °C | ![](/p.gif) | Storage temperature (T-T) | -25 - 70 °C | ![](/p.gif) | Operating relative humidity (H-H) | 5 - 90 % | ![](/p.gif) | Storage relative humidity (H-H) | 5 - 95 % | ![](/p.gif) | Operating altitude | 0 - 3048 m | Optical fiber | Fiber optic connector | QSFP+ | Network | Networking standards | IEEE 802.3ba | Performance | Compatibility | Allied Telesis SBx81XLEM | Other features | Country of origin | Indonesia | Weight & dimensions | Width | 94 mm | ![](/p.gif) | Depth | 160 mm | ![](/p.gif) | Height | 36 mm | ![](/p.gif) | Weight | 200 g | Ports & interfaces | Fiber ports quantity | 2 |
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