Quote Originally Posted by Psycho4Bud
Amps=Watts/volts so if your running a 110v household circuit your amps would be 4.3 with both lamps.

Have a good one!:thumbsup:
I think he's going to be closer to 8 amps if both lamps are running at once.

(400w + 430w) / 110v
830w / 110v = 7.5amps

Most of the household circuits are 15a. So to rough it out, you can add up watts of everything that's running on the breaker and keep it under 1500