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USB Relay Controller - One Channel - BOXA general purpose USB Relay controller for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay controller allows a PC to control a single external device using simple RS232 commands. Relay is fully powered from the USB bus. Free download USB relay board control software.
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USB Eight Channel Relay Controller - Serial controlled, 12V (FTDI)The general purpose of the Relay board is connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC.
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USB Relay Controller - One Channel - PCBA general-purpose USB Relay board (controller) for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay Board allows a PC to control a single external device using simple RS232 commands. Relay is fully powered from the USB bus. Free download USB relay board control software.
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USB Relay Controller - Two ChannelsA general purpose USB Relay controller for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay controller allows a PC to control external devices using simple RS232 commands. Relay is fully powered from the USB bus. Free download USB relay board control software.
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USB One Channel Relay Controller Boxed with clips for DIN mount railA general-purpose USB Relay controller for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay controller allows a PC to control a single external device using simple RS232 commands. Relay is fully powered from the USB bus. Free download USB relay board control software.
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USB 4 Relay Board - RS232 Serial controlled, PCBA general purpose USB Relay board (controller) for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay Board allows a PC to control devices using simple RS232 commands. Relay is fully powered from the USB bus.
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USB Eight Channel Relay Controller - RS232 Serial controlled, 12V, PCBThis is discontinued product.
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USB > RS485 > Eight Channel Relay Controller SetThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB > RS485 > 16 Channel Relay Board (controller), 12VDCThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB > RS485 > 24 Channel Relay Board (controller), 12VDCThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB > RS485 > 32 Channel Relay Board (controller), 12VDCThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB > RS485 > 40 Channel Relay Board (controller), 12VDCThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB Relay Controller - Two Channels with clips for DIN mount railA general purpose USB Relay controller for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay controller allows a PC to control external devices using simple RS232 commands. Relay is fully powered from the USB bus. Free download USB relay board control software.
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USB Eight Channel Relay Controller - RS232 Serial controlled (FTDI), 12V, with clips for DIN mount railThe general purpose of the Relay board is connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC.
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USB Relay Controller, One Channel, BOX for DC PowerA general purpose USB Relay controller for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay controller allows a PC to control a single external device using simple RS232 commands. Relay is fully powered from the USB bus. Free download USB relay board control software.
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USB Relay Controller - One Channel - BOX, HyperTerminal ASCII commandsA general purpose USB Relay controller for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay controller allows a PC to control a single external device using simple RS232 commands. Relay is fully powered from the USB bus.
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USB Host 8 relay boardMulti-functional 8 Relay board with USB Host interface. USB Host allow to connect to board and control relays using any ready USB Device like Bluetooth, Joystick, Keyboard, Remote control, Mouse, RFID Reader, any HID devices or custom developed modules.
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USB > RS485 > 72 Channel Relay Board (controller), 12VDCThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB > RS485 > 56 Channel Relay Board (controller), 12VDCThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB > RS485 > 48 Channel Relay Board (controller), 12VDCThe general purpose of RS-485 Relay Controller. Control devices using your PC.
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USB Relay Controller - Four Channel - BOXA general purpose USB Relay board (controller) for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay Board allows a PC to control devices using simple RS232 commands. Relay board is fully powered from the USB bus.
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USB Relay Controller - Four Channel - BOX with Clips for DIN Mount RailA general purpose USB Relay board (controller) for connection to a PC's USB port using VCP (Virtual COM port). Control devices using your PC. USB Relay Board allows a PC to control devices using simple RS232 commands. Relay board is fully powered from the USB bus.
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