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DO24SRMx-3Stack-USB
Pre-assembled & tested relay board stacks - from with our full range of 24-channel relay board..
£609.95
USB24SRMx
Low cost, general purpose, USB powered 24 channel relay board. Can be commanded via simp..
£139.27
DO24SRMx-4Stack-USB
Pre-assembled & tested signal relay board stacks - from with our full range of 24-channel rela..
£730.43