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USB-I2C-SPI-4VI4SRMx-2H
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part horizontal connectors.Ge..
£100.66
USB-I2C-SPI-4VI4SRMx-2H-12V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part horizontal connectors.Ge..
£108.51
USB-I2C-SPI-4VI4SRMx-2H-24V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part horizontal connectors.Ge..
£109.42
USB-I2C-SPI-4VI4SRMx-2V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part vertical connectors.Gene..
£99.96
USB-I2C-SPI-4VI4SRMx-2V-12V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part vertical connectors.Gene..
£107.81
USB-I2C-SPI-4VI4SRMx-2V-24V
4 signal relay board, 4 wide voltage input, Multi-protocol card with 2 part vertical connectors.Gene..
£108.72
USB-I2C-SPI-4VI4SRMx-NO-TB
4 signal relay board, 4 wide voltage input, Multi-protocol card with no connectors, to allow f..
£93.17
USB4SRMx
Features red & yellow LEDs to indicate transmission & reception of data, 0V & power disc..
£67.11
USB4SRMx-Gold
Features red & yellow LEDs to indicate transmission & reception of data, 0V & power disc..
£72.00
USB4VI4SRMx
4 signal relay board, 4 wide voltage inputs. With single part connectors.General purpose relay..
£89.64
USB4VI4SRMx-12V
4 signal relay board, 4 wide voltage inputs. With single part connectors.General purpose relay..
£97.49
USB4VI4SRMx-12V-NO-TB
4 signal relay board, 4 wide voltage inputs. No connectors.General purpose relay card with 4 o..
£96.54
USB4VI4SRMx-24V
4 signal relay board, 4 wide voltage inputs. With single part connectors.General purpose relay..
£98.40
USB4SRMxN
This low cost, general purpose, USB powered board has 4 relays and four general purpos..
£43.92
USB24SRMx
Low cost, general purpose, USB powered 24 channel relay board. Can be commanded via simp..
£139.27