The three checks

CPAP on its own, with nothing else plugged in, against the published ratings of the Goal Zero Yeti 1500.

CPAP on the Goal Zero Yeti 1500: power checks
CheckNeedsStation hasResult
Running watts against continuous output11 W2,000 WPasses
Starting watts against surge rating11 W, no start surge3,600 WPasses
A full day at 8 h a day88 Wh1,279 Wh usablePasses
For medical equipment, confirm the power needs with the device maker and keep a backup plan. This page is not medical advice.

How long it runs across models

The appliance class spans a range of models. Running time on a full charge at the low, typical and high figure in the data:

CPAP on the Goal Zero Yeti 1500, low to high
CaseRunning wattsRunning time
Low end of the class7 W7.6 days
Typical11 W4.8 days
High end of the class20 W2.7 days

Watts vary by model and age. Check the label on your own appliance and enter it for an exact answer.

Keeping up on solar

At 4 peak sun hours, counting 75% of the panel rating: 200 W of panels bring in about 600 Wh a day, more than the 88 Wh it uses at 8 h a day, so the station keeps up. 900 W of panels bring in about 2,700 Wh a day, more than the 88 Wh it uses at 8 h a day, so the station keeps up.

Other options

The smallest Goal Zero model in the data that is enough for a full day of a CPAP machine is the Goal Zero Yeti 300 (297 Wh). The nearest capacities from any brand:

The smallest Goal Zero model that is enough, then the stations closest in capacity to the Goal Zero Yeti 1500, with a CPAP machine
Power stationCapacityVerdictRunning time
Goal Zero Yeti 300297 WhEnough23.0 h
Jackery Explorer 1000 Plus1,265 WhEnough4.1 days
Jackery Explorer 1500 v21,536 WhEnough4.9 days
Jackery Explorer 1500 Ultra1,536 WhEnough4.9 days

The Goal Zero Yeti 1500

Everything the Goal Zero Yeti 1500 runs, its recharge times and full specifications

Goal Zero's page for the Yeti 1500 (opens in a new tab)

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