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241 published results · Page 1 of 21

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Solar Basics · Updated October 26, 2026

Solar Panel Bypass Diode Failure Symptoms: How to Diagnose a Bad Diode

I would investigate a panel that repeatedly underperforms, but I would not buy a replacement based on one ugly afternoon in the monitoring app. Solar…

Editorial guide · check date, location, model, utility and code assumptions where relevant.

Solar Basics · Updated October 14, 2026

Why Does Solar Panel Output Change Throughout the Day?

I would look at your whole day’s solar production before spending a dollar trying to fix a disappointing noon reading. My electrician’s instinct is to…

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Solar Basics · Updated October 13, 2026

Why Is My Solar Inverter Hot to the Touch?

I would not replace a solar inverter just because its enclosure feels hot; heat is part of converting your panels? electricity into usable household power.…

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Solar Basics · Updated October 13, 2026

Why Does My Solar Inverter Beep at Night?

I would treat a solar inverter beeping at night as a message to identify before spending money on a battery or replacement inverter. Darkness explains…

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Battery Backup · Updated September 21, 2026

What Size Solar Generator Do You Need for a 1/2 HP Sump Pump?

I’d start shopping for a 1/2 HP sump pump backup in the 2,000-3,000-watt pure sine wave class, with about 2,000 watt-hours of battery capacity for…

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Battery Backup · Updated September 18, 2026

Solar Battery Depth of Discharge: Usable Capacity and Lifespan

I’d size a solar battery around the loads it must carry, not the biggest depth-of-discharge percentage on the brochure. A battery that allows deeper discharge…

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Battery Backup · Updated September 17, 2026

How to Size a Home Battery Backup: Capacity and Runtime Calculation

I’d size a home battery around the circuits you need during an outage before spending a dollar on whole-house backup. Keeping food cold, lights on,…

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Solar Basics · Updated September 15, 2026

How many hours can a 1,000 Wh power station run a mini fridge?

I’d treat a 1,000 Wh power station as an overnight backup for a mini fridge, with roughly 16–32 hours possible when the fridge averages 25–50…

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Solar Basics · Updated September 9, 2026

How often should I test and maintain my power station?

I’d check an emergency power station monthly, run my actual backup devices every three months, and do a longer runtime test once a year. A…

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Solar Basics · Updated October 13, 2026

How long does a power station actually last on a single charge?

I would plan on roughly eight hours from a fully charged 1,000Wh power station running a steady 100W load, with room for that estimate to…

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Solar Basics · Updated October 13, 2026

Can I leave my portable power station plugged in all the time?

I’d leave a portable power station plugged in for everyday backup only if its manufacturer explicitly supports that use. Keeping it ready for outages can…

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Solar Basics · Updated September 6, 2026

Can I use a power station in my apartment building legally?

I’ve used enough battery gear around homes to say this plainly: a portable power station is usually legal inside an apartment, but that does not…

Editorial guide · check date, location, model, utility and code assumptions where relevant.