Professional calculator for 240 volt circuits. Essential for EV chargers, dryers, ranges, HVAC, and pool equipment.
Level 2 EV chargers typically require 40A-50A circuits. Wire sizing is critical for long garage runs.
Central air conditioners and heat pumps use 240V for efficiency. Outdoor unit wire runs can be long.
Standard dryers require 30A 240V circuits with 10 AWG wire.
Ranges typically need 50A circuits with 6 AWG wire for full cooking capacity.
| Breaker | Wire Size | Common Application |
|---|---|---|
| 20 Amp | 12 AWG | Window AC, small equipment |
| 30 Amp | 10 AWG | Dryer, water heater |
| 40 Amp | 8 AWG | EV charger, cooktop |
| 50 Amp | 6 AWG | Range, large EV charger |
| 60 Amp | 4 AWG | Sub-panel, large HVAC |