If I understand correctly, you want to use the 12V 4.5Ah battery to power three 12V 4A bulbs.dear .i want use 3 bulb each is 12v 4A.But i am using battery 12v 4.5 AH dry battery.some relay or circut to help my circut not much load apply on battery thx. Naeem
Well, you could use an SCR to turn the lamps ON, but you wouldn't be able to turn it OFF unless you:Could a SCR be used to do the switching ?
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