Side-by-Side Comparison
| Feature | Gas Generator | Battery Backup |
|---|---|---|
| Upfront Cost | Lower | Higher |
| Runtime | Unlimited (with fuel) | 8-24 hours |
| Noise | Loud | Silent |
| Maintenance | Regular (oil, filters) | Minimal |
| Instant Switchover | No (5-30 sec delay) | Yes (milliseconds) |
| Solar Integration | No | Yes |
| Best For | Extended outages | Short outages, solar homes |
What Can Each Power?
Gas Generator (10kW whole-home)
- ✓ Central AC
- ✓ Refrigerator
- ✓ Lights and outlets
- ✓ Well pump
- ✓ Electric range (with large unit)
Battery Backup (Tesla Powerwall 13.5kWh)
- ✓ Refrigerator (2-3 days)
- ✓ Lights and devices (1-2 days)
- ✓ AC (4-8 hours)
- ✗ Not ideal for extended AC use alone
The Florida Recommendation
For hurricane season in Florida, we recommend:
- Whole-home generator with an automatic transfer switch for extended outages
- Battery backup for daily power quality and short outages
- Whole-home surge protector regardless of which backup you choose
Let Us Design Your Backup Power System
Contact Ocean Wire Electric for a customized solution.
Get Free Consultation