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Goal Zero Yeti PRO 4000 Runtime Calculator
Use this source-linked record to estimate runtime from tracked capacity, output, charging, and weight fields. Unknown specs stay unknown until an official or manufacturer-grade source confirms them.

| Battery capacity | 3993.6 Wh |
|---|---|
| Battery chemistry | LiFePO4 |
| AC output | 3,600 W |
| Surge output | 7,200 W |
| DC output | 405 W |
| USB-C output | 100 W |
| Solar input | 3,000 W |
| Weight | 52.5 kg |
| Confidence | Verified |
| Lifecycle status | Unknown |
| Source region | global/general |
| Last verified | 2026-06-24 |
Runtime Starting Points
These are formula estimates using the tracked capacity, a 10% reserve, and each scenario's default wattage and duty cycle. They are planning starters, not measured runtimes.
| Scenario | Default load | Estimate | Scenario confidence | Station page |
|---|---|---|---|---|
| Full-size refrigerator | 500 W at 33% | 18h 31m | Estimated | Use calculator |
| CPAP without heated humidifier | 40 W at 100% | 3d 4h | Estimated | Use calculator |
| Starlink Mini | 32 W at 100% | 4d 5h | Estimated | Use calculator |
| Wi-Fi router | 12 W at 100% | 10d 23h | Estimated | Use calculator |
| LED TV | 100 W at 100% | 1d 6h | Estimated | Use calculator |
Calculator for this station
Adjust watts, duty cycle, reserve, output path, and startup surge with Goal Zero Yeti PRO 4000 prefilled from the source-linked specs above.
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Estimated runtime
2d 2hEstimated runtime: 2d 2hThis setup has comfortable headroom for overnight use, assuming the wattage estimate is realistic.
Conservative assumes harder conditions; optimistic assumes favorable conditions.
- This is an estimate. Real runtime changes with load, temperature, battery age, AC/DC output, and device behavior.
- Usable energy
- 3055 Wh
- Average load
- 60 W
- Fixed station overhead
- Unknown (not included)
- Running watts
- 60 W
- Max surge
- n/a
Show your work
Rated Wh is reduced by efficiency, reserve, battery health, and temperature before it is divided by average load.
- Rated battery
- 3994 Wh
- Battery capacity (Wh): 3994 Wh
- Usable energy
- 3055 Wh
- 3994 Wh x 85% x 90% x 100% x 100%
- Average load
- 60 W
- 60 W running, 60 W average after duty cycle and quantity
- Fixed station overhead
- Unknown (not included)
- 60 W / 85% = 70.6 W battery draw; fixed overhead is unknown and excluded
- Estimated runtime
- 2d 2h
- 3055 Wh / 60 W = 2d 2h
- 3994 Wh nominal battery capacity
- AC inverter output path
- 85% conversion efficiency
- 10% reserve kept unused
- 60 W average load from 1 load
- 100% battery health
- 0% temperature loss
- Fixed station overhead unknown; not included
This link contains the numeric values you entered, but not custom load names.
WattRunTime.com
WattRunTime estimate
Estimated runtime
2d 2hThis setup has comfortable headroom for overnight use, assuming the wattage estimate is realistic.Runtime range
Show your work
Rated Wh is reduced by efficiency, reserve, battery health, and temperature before it is divided by average load.
Assumptions
- 3994 Wh nominal battery capacity
- AC inverter output path
- 85% conversion efficiency
- 10% reserve kept unused
- 60 W average load from 1 load
- 100% battery health
- 0% temperature loss
- Fixed station overhead unknown; not included
Warnings
- This is an estimate. Real runtime changes with load, temperature, battery age, AC/DC output, and device behavior.
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Good fit when
- Capacity is in a larger outage/RV class, so the useful question is usually output limits, recharge speed, and weight rather than watt-hours alone.
- Tracked AC output is high enough for many household plug-in loads, but surge still needs a separate check.
- USB-C output is tracked at laptop-class power, useful for direct DC charging when the device supports it.
- Tracked solar input is 3,000 W before panel, weather, angle, and controller losses.
Watch out for
- Surge output is tracked, but device startup behavior should still be checked against the actual load.
- Tracked weight is in a heavier class; plan where it will live before treating it as a grab-and-go station.
Related Goal Zero Records
Nearby source-linked models from the same brand help you compare capacity, output, and unknown fields without leaving the data set.
Yeti 3000X
3,032 Wh, 2,000 W AC output, confidence: Verified.
Yeti 6000X
6,071 Wh, 2,000 W AC output, confidence: Verified.
Yeti 1500X
1,516 Wh, 2,000 W AC output, confidence: Verified.
Compare Yeti PRO 4000 With Similar Stations
These source-aware comparisons use the same assumptions on both sides and keep unknown fields visible.
Anker SOLIX F3800 vs Goal Zero Yeti PRO 4000
Compare against Anker SOLIX F3800 by capacity, output, solar input, weight, confidence, and shared runtime examples.
Sources
- Goal Zero Yeti PRO 4000 product page (official; checked 2026-06-24)
- Goal Zero Yeti PRO 4000 home backup specs (official; checked 2026-06-24)
