So, a 200 amp breaker box will be appropriately sized for 200 amp electrical service. The panels are designed to handle the maximum amperage. The wire size stays the same, 4 AWG copper wire and 2 AWG aluminum wire. Since I have some of them, my house runs on 200 amp service.ħ0 amps are now used as circuit breakers to run only a few power-hungry appliances.īut if you do not own any such high-power drawing appliances, 70 amps service is still an option. In the world of technology, these devices are improving day by day.Īs a result, the amount of power they draw is relatively high. With time, the use of electrical devices has increased. Using 70 amps service for the entire house can be dangerous for both house and the appliances. Some appliances draw power between 15 to 50 amps. ![]() Since today’s modern electronics are pretty advanced than the older ones, 70 amps service may not be enough to run a whole house. The correct wire size for 70 amps service is a 4 AWG copper wire.Īccording to the NEC, a 4 AWG wire is the minimum range for 85 amps. Then I had 150 amps and then again upgraded it to 200 amp service as I added a few modern appliances that draw power between 10 amps to 45 amps. With 1-2 appliances that draw a minimum power of 5 to 10 amps, 70 amps service will be able to run an entire house.Įarlier, my house used to run on 70-80 amps service because we did not have many electrical appliances back then. Will both undersized and oversized breakers cause problems?ĭecoding 70 amps wire size: A comprehensive guideĮarlier, 50 amps were considered the standard service for most houses as they did not have many electrical appliances. ![]() Can you put 100 circuits in a 70-amp panel?.Empowering decision-making: Charts and gauges in 70 amp wire sizing.Unveiling the mystery of 70 amps wire size: A complete overview, including factors to consider.How many amps can a 70 amp breaker handle?.Decoding 70 amps wire size: A comprehensive guide.
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