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USB-I2C-SPI-4VI4SRMx-12V
4 signal relay board, 4 wide voltage input, Multi-protocol card with single part connectors.General ..
£74.13
USB-I2C-SPI-4VI4SRMx-12V-NO-TB
4 signal relay board, 4 wide voltage input, Multi-protocol card with no connectors, to allow for you..
£73.35
USB-I2C-SPI-4VI4SRMx-24V
4 signal relay board, 4 wide voltage input, Multi-protocol card with single part connectors.General ..
£74.50
USB-I2C-SPI-4VI4SRMx-24V-NO-TB
4 signal relay board, 4 wide voltage input, Multi-protocol card with no connectors, to allow for you..
£73.71
USB-I2C-SPI-4VI4SRMx-2H
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part horizontal connectors.Ge..
£73.69
USB-I2C-SPI-4VI4SRMx-2H-12V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part horizontal connectors.Ge..
£76.12
USB-I2C-SPI-4VI4SRMx-2H-24V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part horizontal connectors.Ge..
£76.49
USB-I2C-SPI-4VI4SRMx-2V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part vertical connectors.Gene..
£73.62
USB-I2C-SPI-4VI4SRMx-2V-12V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part vertical connectors.Gene..
£76.05
USB-I2C-SPI-4VI4SRMx-2V-24V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part vertical connectors.Gene..
£76.42
USB-I2C-SPI-4VI4SRMx-NO-TB
4 signal relay board, 4 wide voltage input, Multi-protocol card with no connectors, to allow f..
£70.91
USB-RS232-I2C-SPI-8VI8SRMx-2
8 Signal Relay, 8 Wide Voltage Input, Multi-Protocol cardFeaturesUSB, I2C/SPI communications and RS2..
£120.00
USB24PRMx
A low-cost, general -purpose, USB powered 24 channel relay board. Can be commanded via simp..
£107.89
USB4SRMx
Features red & yellow LEDs to indicate transmission & reception of data, 0V & power disc..
£52.00
USB4SRMx-NO-TB
Features red & yellow LEDs to indicate transmission & reception of data, 0V & power disc..
£50.40