Generator size by appliance combo
Running two or three things at once? Pick a combo to see the exact generator size it needs — combined running watts, the real peak (running total plus the single largest startup surge), and unit recommendations.
- AC and Fridge5,000W
- Fridge and Freezer3,000W
- Furnace and Fridge3,500W
- Furnace, Fridge and Lights3,500W
- Well Pump and Fridge3,500W
- Sump Pump and Fridge3,500W
- Space Heater and Fridge4,000W
- CPAP and Fridge3,000W
- Central AC and Fridge6,500W
- Fridge and Microwave3,500W
- Fridge and TV3,000W
- Well Pump, Furnace and Fridge5,000W
- Sump Pump, Furnace and Fridge5,000W
- Washer and Dryer8,500W
- RV AC and Fridge5,000W