Welcome to KMtronic Online Electronics Store!

Our products include: Relays, programmers, electronics boards and components.  

 

 

	USB Relay Controller - One Channel - BOX Price: €23.00 A 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. Quantity:
	USB Eight Channel Relay Controller - RS232 Serial controlled - 12V Price: €38.00 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. Quantity:
	USB 4 Relay Board - RS232 Serial controlled, PCB Price: €24.00 A 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. Quantity:
	2 channels WEB Relay board - PCB Price: €39.00 Ethernet WEB controlled relay board. Quantity:
	USB RFID 125 kHz Access Control Reader Module Price: €22.50 A low-cost solution to read RFID 125 kHz transponder tags and cards. The USB RFID Reader can be used in a wide variety of hobbyist and commercial applications, including access control, automatic identification, payment systems.... Quantity:
	USB to RS485 FTDI Interface Converter - BOX Price: €19.50 This converter provides two way serial communications signal conversion between the RS485 to and from a personal computer USB port using virtual serial COM port. Quantity:
	USB Relay Controller - Two Channels Price: €32.00 A 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. Quantity:
	USB Relay Controller - One Channel - PCB Price: €19.50 A 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. Quantity:
	USB One Channel Relay Controller Boxed with clips for DIN mount rail Price: €27.00 A 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. Quantity:

Page Last Update: 03/04/2013