研华BB-USR604，是一款USB至隔离式 RS-232/422/485 4 端口转换器，提供 2 kV 端口至端口隔离，带面板和 DIN 导轨安装选项的重型金属外壳、高度 ESD 保护、冲击和振动测试以及宽工作温度，使其非常适合用于恶劣的环境，它们专为工业使用而设计，还适合用于仪器、公用事业和实验室应用。支持全速 (480 Mb) USB 2.0，可连接至现代计算机科技产品。

研华ADAM-4542+是为连接各种带有RS-232/422/485通讯端口的设备(如计算机系统或生产设备)而专门设计的。它使用了标准的ST接口，该光纤端口可支持各种类型的光缆，包括 62.5/125、250/125和100/140毫米光缆。

研华ADAM-4561是一款隔离端口转换器，它可以让PC用户将串行设备连接到使用USB接口的系统中。将ADAM-4561连接到PC后，您无须再打开机箱或关掉PC电源来安装集线器，您立即可以得到一个或两个额外的高速RS-232/422/485端口。

研华ADAM-4562是一款轻巧型 USB 转 RS-232 转换器，适用于调制解调器、打印机、POS系统和工业控制等设备。ADAM-4562支持9线RS-232，不仅支持速率传输，还提供信号交握能力，更能与多种设备如PLC、调制解调器和控制器做连接。

USB转串行电缆扩展USB连接，TYPE A MALE TO TYPE A FEMALE 10 FOOT (GREY)，Connect your PC or device to any cable-less USB peripheral

USB转串行电缆扩展USB连接，TYPE A MALE TO TYPE A FEMALE 10 FOOT (BLACK)，Connect your PC or device to any cable-less USB peripheral

USB转串行电缆扩展USB连接，TYPE A MALE TO TYPE B MALE 3FT (BLACK)，Connect your PC or device to any cable-less USB peripheral

USB转串行电缆扩展USB连接，TYPE A MALE TO TYPE B MALE 6FT (BLACK)，Connect your PC or device to any cable-less USB peripheral

USB集线器，4-Port USB over Ethernet Server/Hub (USB cable included)，10/100/1000 Mbps Ethernet，USB 2.0 @ 480 Mbps，15 kV ESD Protection

USB扩展器，Ranger 2224: 4-port USB 2.0-1.1 Extender,500m, MM Fiber, 100-240V NATAM PS，Extends USB 2.0 high-speed and USB 1.1 (low and full-speed) devices，Data rate: up to 480 Mbps

USB扩展器，Ranger 2244: 4-port USB 2.0-1.1 Extender,10km, SM Fiber, 100-240V NATAM PS，Extends USB 2.0 high-speed and USB 1.1 (low and full-speed) devices，Data rate support: 480Mbps

USB扩展器，Ranger 2212: 2-port USB 2.0-1.1 Extender, 100m, Cat5, 100-240V NATAM PS，Extends USB 2.0 high-speed and USB 1.1 (low-speed, full-speed) devices，Supports USB devices up to 480Mbps

USB扩展器，Ranger 2204: 4-port USB 2.0-1.1 Extender, 100m, Cat5e, 100-240V NATAM PS，Extends USB 2.0 high-speed and USB 1.1 (low-speed, full-speed)，Data rate: up to 480 Mbps

USB扩展器，Ranger 2201: 1-port USB 2.0-1.1 Extender, 100m, Cat5e, 100-240V NATAM PS，Extends USB 2.0 high-speed and USB 1.1 (low or full-speed) devices，Supports all USB devices up to 480 Mbps

USB扩展器，Ranger 2201: 1-port USB 2.0-1.1 Extender, 100m, Cat5e, 100-240V EU PS，Supports all USB devices up to 480 Mbps，Extends USB 2.0 high-speed and USB 1.1 (low or full-speed) devices