EcoFlow DELTA Pro 3
4096 Wh, 4000 W
Goal Zero Yeti PRO 8000
Power station · Yeti. Specs from the manufacturer page (checked ).
The Yeti PRO 4000 is a 3993.6 Wh LiFePO4 portable power station with 3600 W continuous AC output and 7200 W surge. It charges 0-100% in under 3 hours from a wall outlet with the included cable, and up to four Tank PRO 4000 expansion batteries can raise capacity to 20 kWh. The page describes it for home backup with a transfer switch and for RV or van use.
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Capacity
3993.6Wh
Continuous
3600W
Peak / surge
7200W
Solar input
3000W
Chemistry
LiFePO4
Cycles
4000
Expandable
Yes
Weight
52.5kg
Warranty
5yr
Key features
- AC inverter: 3600 W continuous, 7200 W surge, 120 V AC, 60 Hz, pure sine wave
- Battery: LiFePO4, 3993.6 Wh (51.2 V, 78 Ah), rated 4000 lifecycles to 80% capacity
- Wall charging: 0-100% in under 3 hours with the included cable (AC Fast Charge 1800 W)
- Solar input up to 3000 W max, charge time 2 hrs at that rate
- Car charging via 12 V adapter: about 37 hours from 0-100%
- Expansion: up to 4 Tank PRO 4000 batteries for up to 20 kWh
- Goal Zero companion app over Bluetooth 4.1 or Wi-Fi a/g/n: check battery level, turn ports on or off, choose Performance, Battery Saver, or Balance charge profiles
- Safety: UL2743 certification, FCC Class B, battery management system with over 100 safety checkpoints per second
What it is for
- home backup power
- RV or van use
Specifications
| Capacity | 3993.6 Wh |
|---|---|
| Continuous output | 3600 W |
| Peak / surge | 7200 W |
| Solar input | 3000 W |
| Expandable | Yes |
| Battery chemistry | LiFePO4 |
| Cycle life | 4000 cycles |
| AC charging | 0-100% in under 3 hours |
| AC output voltage | 120V |
| Weight | 52.5 kg (115.7 lb) |
| Dimensions | 54.3 × 35.1 × 37.7 cm (21.4 × 13.8 × 14.8 in) |
| Warranty | 5 years |
From the Goal Zero page. Values the manufacturer does not publish are left out.
What is in the box
- Yeti PRO 4000
- Roll Cart
- Charging Cable
- Tank PRO 4000
- Tank to Yeti Pro Chaining Cable
How long it runs common appliances
| Appliance | Watts | Runs? | Hours |
|---|---|---|---|
| Refrigerator (with freezer) | 120 W (600 start) | yes | 3.1 days |
| Chest freezer | 100 W (500 start) | yes | 4.4 days |
| CPAP (no humidifier) | 35 W (40 start) | yes | 3.8 days |
| Gas boiler (pump + controls) | 120 W (300 start) | yes | 53 h |
| Wi-Fi router + modem/ONU | 12 W | yes | 11.0 days |
| Starlink (standard dish) | 60 W (100 start) | yes | 53 h |
| TV 50" | 75 W | yes | 42 h |
| Sump pump 1/2 HP | 920 W (2150 start) | yes | 3.4 h |
| Well pump 1/2 HP | 880 W (2000 start) | yes | 3.6 h |
| Space heater 1500 W | 1500 W | yes | 3.0 h |
Assumes 88 % inverter efficiency, 90 % usable capacity and typical duty cycles. Build your own list in the calculator.
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Connection and wiring
We have not linked an official manual for this model yet; see the Goal Zero page.
Error codes and troubleshooting
We have not found an official code table for this model yet.
FAQ
How long will the Goal Zero Yeti PRO 8000 run a refrigerator?
About 75 hours for a typical 120 W refrigerator that runs 35 % of the time, after inverter and depth-of-discharge losses.
Can the Goal Zero Yeti PRO 8000 start a sump pump or well pump?
Starting surge matters more than running watts: this unit is rated 7200 W peak. That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.