hi
im building a plasma cutter table and i don´t no what type of relay board i need to use on the setup im using to fire the torch.
i have a hypertherm 45 and a cheap chinese cnc controllers from long motors. the bob is from the same kit. Attachment 255072
is this relay good for the job 5V 2-Channel Relay Board Arduino Compatible Relay Module 250V 10A Two Way | eBay ???

aprecciate any help since i don´t really now much about electronics.
best regards