save your opus for something that requires regulated power. relay boards dont need regulated power, hook it up to the car battery.
Hi guys i have a computer i want to put in my car but need power supply help. I have intel 1.7, 40gb hardrive at 7200rpm 512memory,Gps,dvd rom and this relay board that takes up 8watts.. Wouly opus 150watts power supply be enough? if not what kind of power supply do i need?. please help thank you