USB Signal Relays
USB-I2C-SPI-4VI4SRMx
4 signal relay board, 4 wide voltage input, Multi-protocol card. With single part connectors.General..
£71.70
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 yo..
£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 yo..
£73.71
USB-I2C-SPI-4VI4SRMx-2H
4 signal relay board, 4 wide voltage input, Multi-protocol card. The USB-I2C-SPI-4VI4SRMx (see that ..
£73.69
USB-I2C-SPI-4VI4SRMx-2H-12V
4 signal relay board, 4 wide voltage input, Multi-protocol card. The USB-I2C-SPI-4VI4SRMx (see that ..
£76.12
USB-I2C-SPI-4VI4SRMx-2H-24V
4 signal relay board, 4 wide voltage input, Multi-protocol card. The USB-I2C-SPI-4VI4SRMx (see that ..
£76.49
USB-I2C-SPI-4VI4SRMx-2V
4 signal relay board, 4 wide voltage input, Multi-protocol card. The USB-I2C-SPI-4VI4SRMx (see that ..
£73.62
USB-I2C-SPI-4VI4SRMx-2V-12V
4 signal relay board, 4 wide voltage input, Multi-protocol card. The USB-I2C-SPI-4VI4SRMx (see that ..
£76.05
USB-I2C-SPI-4VI4SRMx-2V-24V
4 signal relay board, 4 wide voltage input, Multi-protocol card. The USB-I2C-SPI-4VI4SRMx (see that ..
£76.42
USB-I2C-SPI-4VI4SRMx-NO-TB
4 signal relay board, 4 wide voltage input, Multi-protocol card. With no connectors, to allow for yo..
£70.91
USB4SRMx
***updated model 25/02/2020 launched - features red & yellow LEDs to indicate transmission &..
£52.00
USB4VI4SRMx
4 signal relay board, 4 wide voltage inputs. With single part connectors.General purpose relay..
£64.70
USB4VI4SRMx-12V
4 signal relay board, 4 wide voltage inputs. With single part connectors.General purpose relay..
£64.70