RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS LevelOne SFP-6421, 光纤, 10300 Mbit/秒, SFP+, LC, 9/125 微米, LR, LW LevelOne SFP-6421. SFP收发器类型: 光纤, 最高数据传输速率: 10300 Mbit/秒, 接口类型: SFP+. 产品色彩: 银色. 输入电压: 3.47 V, 最大电流: 0.3 A, 功耗（一般操作）: 1.2 W. 合格证书: RoHS, 认证: CE. 宽度: 13.7 mm, 深度: 56.5 mm, 高度: 11.8 mm