1310nm SFP Optical Transceiver Module , SFP Gigabit Ethernet Switch Interface GLC-LH-SM Products Status: Stock Brand Name: Cisco Model Number: SFP-10G-LR-S Place of Origin: China (Mainland) Manufacturer: Cisco MOQ: 1 piece Price: Good price/discount Warranty: With 1 year warranty Part NO: SFP-10G-LR-S Device Type: SFP+ transceiver module - LC single mode Form Factor: Plug-in module Cabling Type: 10GBase-LR Optical Wave Length: 1310 nm Cisco SFP+ TRANSCEIVER MODULE -10 GIGABIT ETHERNET SFP-10G-LR-S PRODUCT DETAILS Device Type SFP+ transceiver module - LC single mode Form Factor Plug-in module Cabling Type 10GBase-LR Optical Wave Length 1310 nm Data Link Protocol 10 Gigabit Ethernet Max Transfer Distance 10 km Designed For Cisco 16, 4, 8, Generic Expansion Module, Unified Port Expansion Module, Catalyst 2360, Blade Switch 31XX, Switch Module 3110, Nexus 2148, 2232PP 10, 22XX, 30XX, 31XX, 3548, 4001, 50XX, 55XX, 7000, 7000 48, 8, ONE Nexus 55XX, UCS 2104, 2208, 6140, 62XX Pictures for reference: