Battery Storage Calculator

You don’t need a massive battery bank to take the stress out of a grid outage. An Essentials setup routes backup power to your most important everyday circuits so you never have to worry about spoiled groceries, sitting in the dark, or losing internet connection while working from home. 

What Stays On:

• Kitchen refrigerator & standalone freezer 
• Wi-Fi router, modem, and home office outlets 
• Select bedroom, hallway, and kitchen lights 
• Garage door opener, TV, and phone chargers

Best For: Homeowners looking for the most affordable, budget-friendly protection against short-to-medium outages. 

When a power outage hits during a 100°F Northern California summer or out on a rural property, keeping the fridge and lights on isn’t always enough. A Partial Home setup gives you the extra battery capacity and surge power needed to run a mid-sized motor load alongside all of your daily essentials. 

What Stays On:

• Everything in The Essentials, PLUS: 
• A window AC unit or single-room mini-split 
• Domestic well pump or sump pump 
• Microwave, coffee maker, and additional room outlets

Best For: Families who want a comfortable "safe zone" during summer heatwaves, or country properties that rely on a well pump for running water. 

If you want the neighborhood blackout to go completely unnoticed inside your house, Whole Home backup is the ultimate solution. Designed with multi-battery capacity, this tier handles heavy 240-volt appliances so your central air conditioning, kitchen, and laundry room keep running seamlessly day and night. 

What Stays On:

• Everything in Partial Home, PLUS: 
• Central air conditioning & heat pump systems 
• Electric laundry appliances, pool pumps, and heavy loads 
• Every light switch and wall outlet in your home

Best For: Homeowners who want maximum peace of mind, seamless automatic power, and full use of their central HVAC during multi-day outages.