Goal Zero Yeti PRO 4000: what it runs and for how long
The Goal Zero Yeti PRO 4000 is a 3,994 Wh LiFePO4 portable power station with a 3,600 W inverter (7,200 W surge). It meets our requirements for keeping a fridge running in an outage, home backup and RVs, plus 3 more uses.
What can the Goal Zero Yeti PRO 4000 run, and for how long?
Combine loads in the Goal Zero Yeti PRO 4000 runtime calculatorOn a full charge it runs a refrigerator for about 2.1 days and a chest freezer for about 4.4 days.
Who is the Goal Zero Yeti PRO 4000 a good fit for?
The Goal Zero Yeti PRO 4000 meets every requirement for 6 of the 12 uses we filter for.
- ✓Keeping a fridge running in an outage
- ✓Home backup
- ✓RVs
- ✓Fast solar charging
- ✓Running a window AC for several hours
- ✓Starting a 120 V well or sump pump
- ✕Van life · needs weight ≤ 45 lb; the Goal Zero Yeti PRO 4000 has 115.7 lb
- ✕Carrying a CPAP on trips (light enough to pack) · needs weight ≤ 20 lb; the Goal Zero Yeti PRO 4000 has 115.7 lb
- ?UPS use with computers and routers · can’t be checked: Goal Zero doesn’t publish the UPS switchover figure
- ✕Balcony solar and apartments · needs weight ≤ 40 lb; the Goal Zero Yeti PRO 4000 has 115.7 lb
- ✕A LiFePO4 station under $500 · needs list price ≤ $500; the Goal Zero Yeti PRO 4000 has $3,999.95
Can you add batteries to the Goal Zero Yeti PRO 4000?
Yes. Goal Zero lists the Goal Zero Yeti PRO 4000 as expandable with extra batteries, up to 20,000 Wh in total, so you can grow it for longer outages instead of replacing it.
How fast does the Goal Zero Yeti PRO 4000 recharge?
From a wall outlet it recharges in about 156 minutes in its fastest mode, per Goal Zero. From solar it needs about 1.8 hours of strong sun at its 3,000 W solar limit, with panels delivering 75% of their rating.
What are the Goal Zero Yeti PRO 4000's full specifications?
These figures come from Goal Zero's official US page, checked 2026-10-12. "Not published" marks specs Goal Zero doesn't publish.
| Capacity | 3,994 Wh |
|---|---|
| Battery chemistry | LiFePO4 |
| Rated cycles | 4,000 4,000 cycles to 80% capacity. |
| AC output (continuous) | 3,600 W |
| AC surge | 7,200 W |
| AC outlets | 4 |
| Max USB-C output | 100 W |
| Max solar input | 3,000 W 3,000 W through HPP, plus 275 W through the 8 mm port. |
| Max AC charging input | 1,800 W |
| AC charge time (fastest mode) | 156 min Goal Zero's comparison table says 2.6 hours (156 minutes); its page also says under 3 hours. |
| Expandable | Yes |
| Max with extra batteries | 20,000 Wh Up to 20 kWh with four Tank PRO 4000 units. |
| UPS switchover | Not published |
| Weight | 115.7 lb Goal Zero's page lists 115.7 lb. |
| Dimensions | 21.4 × 13.8 × 14.8 in |
| List price | $3,999.95 |
How does the Goal Zero Yeti PRO 4000 rank against other 3,000 Wh and up power stations?
Among the 14 current 3,000 Wh and up models, the Goal Zero Yeti PRO 4000 is in the top third for capacity, solar input and AC charging speed and in the bottom third for weight and Wh per list dollar.
| Spec | Goal Zero Yeti PRO 4000 | Rank in band | vs band median | vs band leader |
|---|---|---|---|---|
| Capacity | 3,994 Wh | 3rd of 14 | +11% | -21% vs Jackery Explorer 5000 Plus |
| AC output | 3,600 W | 5th of 14 | level | -50% vs Jackery Explorer 5000 Plus |
| Surge | 7,200 W | 5th of 14 | level | -50% vs Jackery Explorer 5000 Plus |
| Solar input | 3,000 W | 3rd of 14 | +88% | -25% vs Jackery Explorer 5000 Plus |
| AC charging | 1,800 W | 3rd of 13 | level | -55% vs Jackery HomePower 3600 Pro Max |
| Rated cycles | 4,000 | 4th of 11 | level | -33% vs Jackery HomePower 3600 Plus |
| Weight | 115.7 lb | 11th of 14 | +30% | +99% vs BLUETTI Elite 300 |
| UPS switchover | Not published | — | — | — |
| Wh per list $ | 1.00 | 14th of 14 | -42% | -64% vs BLUETTI Elite 400 |
Who should not buy the Goal Zero Yeti PRO 4000?
Skip the Goal Zero Yeti PRO 4000 if any of these describe you; each comes from its published specs.
- You carry it often. At 115.7 lb, it is heavier than 10 of the 14 3,000 Wh and up models that publish a weight. The BLUETTI Elite 300 holds 3,014 Wh at 58 lb.
- You need a UPS. No switchover time is published for the Goal Zero Yeti PRO 4000, so treat it as battery backup that may let a desktop restart.
How long does the Goal Zero Yeti PRO 4000 last at different loads?
About 3,395 Wh reaches the AC outlets, so a steady 100 W load runs for about 34 h and a load at its full 3,600 W rating for about 57 minutes.
| Steady AC load | Runtime from full |
|---|---|
| 25 W | 5.7 days |
| 50 W | 2.8 days |
| 100 W | 34 h |
| 200 W | 17 h |
| 300 W | 11 h |
| 500 W | 6.8 h |
| 750 W | 4.5 h |
| 1,000 W | 3.4 h |
| 1,500 W | 2.3 h |
| 2,000 W | 1.7 h |
| 3,000 W | 1.1 h |
| 3,600 W | 57 min |
What does the Goal Zero Yeti PRO 4000 cost per kWh over its rated life?
About $0.25 per kWh of storage at list price, if you use all 4,000 rated cycles. The median for 3,000 Wh and up models is $0.17 per kWh, so the Goal Zero Yeti PRO 4000 is more expensive over its rated life.
Rated life energy = 3,994 Wh × 4,000 cycles ≈ 15,974 kWh. List price $3,999.95 ÷ 15,974 kWh ≈ $0.25.
How many hours of sun does the Goal Zero Yeti PRO 4000 need to refill?
With panels delivering 75% of their rating (our calculator's default), the Goal Zero Yeti PRO 4000 needs the hours of strong sun below. Its 3,000 W solar limit caps the charge rate, so panels beyond about 4,000 W add nothing in strong sun.
| Panels | Charge rate | Sun hours to refill |
|---|---|---|
| 100 W of panels | 75 W | 53.2 h |
| 200 W of panels | 150 W | 26.6 h |
| 400 W of panels | 300 W | 13.3 h |
| 800 W of panels | 600 W | 6.7 h |
What can the Goal Zero Yeti PRO 4000 run at the same time?
The Goal Zero Yeti PRO 4000 can carry 10 of the 10 common pairs we check at once, with the runtimes below.
| Together | Runtime from full |
|---|---|
| refrigerator + wi-Fi router / modem | 39 h |
| refrigerator + chest freezer | 35 h |
| refrigerator + microwave oven | 3.2 h |
| refrigerator + electric kettle | 2.2 h |
| CPAP with heated humidifier + wi-Fi router / modem | 45 h |
| TV + wi-Fi router / modem | 24 h |
| window air conditioner + refrigerator | 4.3 h |
| sump pump + refrigerator | 3.9 h |
| space heater + wi-Fi router / modem | 2.2 h |
| microwave oven + electric kettle | 1.4 h |
Which Goal Zero Yeti PRO 4000 specs are unpublished or conditional?
Goal Zero doesn't publish these specs for the Goal Zero Yeti PRO 4000: UPS switchover.
5 published figures come with conditions, shown under the spec table: AC charge time, expanded capacity, rated cycles, solar input and weight.
How does the Goal Zero Yeti PRO 4000 compare with similar power stations?
By capacity, the nearest models from other brands are EcoFlow DELTA Pro 3, Anker SOLIX F3800 Plus and Anker SOLIX F3800.
Which models from other brands are closest in size?
How this page was made. Specs come from each manufacturer's official US spec page or manual, checked on the date shown; specs a manufacturer doesn't publish are marked "Not published". Runtimes are calculated (capacity × 85% inverter efficiency ÷ appliance draw), not measured. We haven't hands-on tested these units. Method and sources · Affiliate disclosure