Sizing & Planning

A sump pump battery backup should be sized by pump load, pumping frequency, battery capacity, and expected outage length. For […]

For most freezers, a battery backup should usually start around 1,000Wh for short outages and move closer to 2,000Wh or

For most standard refrigerators, a backup battery should usually start around the 1,000Wh to 2,000Wh range if you want practical

Figuring out the right size for a home backup power system depends on which appliances and systems you need to

Most homes need 3,000–7,500 watts (3–7.5 kW) of backup power to get through an outage, covering their most essential systems

If you’re setting up a home backup power system, the first appliances to prioritize are your refrigerator, medical devices, and

Yes, you can back up only essential circuits in your home. This approach allows you to provide backup power to

If your backup power system is too small, it won’t support all your essential appliances during an outage. You’ll quickly

To size a whole-house generator, start by totaling the wattage needed for all essential appliances and systems you want powered

To back up essential circuits during power outages, you need to identify which circuits are mission-critical, determine their power needs,