Yeti PRO 4000 Portable Power Station
All-in-One System Portable
Goal Zero's flagship. 3.99 kWh LFP, 3600 W AC, 3000 W solar input. Modular Yeti Tank Pro batteries expand to 20+ kWh.
Normalized price
$1,127 per kWh
$4,499 listed price
Methodology: lowest in-stock merchant price · normalized to nameplate
Off-grid cabins
The data
Specifications
Battery
| Capacity (nominal) | 3.993 kWh |
|---|---|
| Chemistry | LFP |
| Max expandable capacity | 20 kWh |
Output
| Continuous AC output | 3.6 kW |
|---|---|
| Surge output | 7.2 kW |
| Outlets | 4× 120V AC, 1× 240V AC, 2× USB-A, 2× USB-C, 1× 12V DC, 1× Anderson |
Charging
| Solar input | 3000 W |
|---|---|
| Solar voltage range | 14–70 V |
| AC input | 1.8 kW |
| Generator input | Yes |
Smart features & certifications
| App / Wi-Fi | Yes |
|---|---|
| App brand | Goal Zero |
| Certifications | FCC |
Physical
| Weight | 75 kg |
|---|
Warranty
| Warranty | 5 years |
|---|
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Editorial
Best for, watch out for
Best for
- Off-grid cabins
- Filmmakers / production crews who want US support behind their gear
- Pro/prosumer users who already trust the Yeti ecosystem
Watch out for
- Premium pricing — usually ~30% above EcoFlow Delta Pro 3 at similar specs
- 75 kg with no wheels means it's stationary
The market
Price history
Price history
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Common questions
What people ask about the Yeti PRO 4000 Portable Power Station
What's the difference between Yeti PRO 4000 Portable Power Station and a residential all-in-one inverter-battery?
Goal Zero Yeti PRO 4000 Portable Power Station is a solar generator (portable power station) — designed to be picked up and moved, with built-in outlets and a solar input port. It's distinct from a residential AIO like the EcoFlow PowerOcean or Sol-Ark 12K, which is a permanent-install hybrid inverter wired into a home's main panel. Solar generators excel at backup-of-last-resort, off-grid trips, and powering specific high-priority devices. Residential AIOs are what you'd choose to back up the whole home.
What can Goal Zero Yeti PRO 4000 Portable Power Station actually run, and for how long?
With 3600W continuous AC output, Goal Zero Yeti PRO 4000 Portable Power Station can run anything that draws under that wattage continuously: refrigerators (~150W), LED lights, laptops, modems, CPAP machines, even small space heaters at low setting. Surge to 7200W means it can handle motor-startup spikes from compressors and small pumps. At 3.993kWh capacity, runtime depends on draw: a 60W draw runs 57 hours, a 600W draw runs 5.7 hours. (The 0.85 factor is realistic round-trip efficiency.)
How do I expand capacity?
Goal Zero Yeti PRO 4000 Portable Power Station expands to 20kWh total via add-on battery packs from the same manufacturer. The expansion battery connects with a single high-current cable and the BMS treats the combined bank as one battery. Note that the inverter section's continuous AC output (3600W) doesn't increase with capacity — only runtime does.
Will this charge from the panels I already have?
Goal Zero Yeti PRO 4000 Portable Power Station accepts 14–70V solar input up to 3000W. Most rigid 12V/24V portable panels work directly. Residential roof panels (typically 30–50V Voc) work too, but you'll need to wire panels in series to stay above the lower voltage threshold and below the upper. Confirm panel Voc + cold-temperature derating before connecting.
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