Comparing Panel Sizes: 100-amp vs. 150-amp vs. 200-amp Choosing the right panel size depends on your home’s power needs. Smaller homes with fewer appliances may get by with a 100-amp panel.

A 200-amp breaker is appropriate for a home upwards of 2000 square feet. Smaller buildings can use 150-amp or 100-amp; small homes and subpanels can use as little as 50-amp. Double-pole breaker ...

My current circuit breaker box is filled and a few weeks ago I asked if I needed 200-amp service or if I could simply upgrade my 100-amp box.Well, three electricians came to my house and said my ...