Jackery Explorer 300 v2: what it can run, and for how long
Jackery Explorer 300 v2: 288 Wh, 300 W continuous (600 W surge). About 245 Wh reaches your appliances (our 85% estimate).
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Specs checked:
Specifications
- Capacity
- 288 Wh source
- Continuous AC output
- 300 W source
- Surge AC output
- 600 W source
- Battery chemistry
- LFP (lithium iron phosphate) source
- Rated cycles
- 4,000 to 70% capacity source
- Weight
- 8.16 lb source
- Warranty
- 3 years, 5 if you register source
- List price
- Not shown on Jackery's store when we checked
Not stated on Jackery's pages, or not clear enough for us to use: the number of AC outlets, wall charging input and UPS switchover time.
Cheaper with at least the same capacity and output
Jackery's store showed no price for it, so we can't compare.
How long it runs one appliance
Each row is that appliance alone. 12 of the 35 appliances in our list can run on it; 23 can't (too many watts to run or start, or they need 240 V). For several appliances at once, use the planner.
| Appliance | Running / starting | Runs it? | Runtime |
|---|---|---|---|
| Refrigerator (full-size) | 150 to 400 W / 800 to 1,200 W | No: 300 W continuous, less than the 400 W your list runs at once; 600 W surge, less than the 1,200 W needed to start the refrigerator (full-size) | - |
| Chest freezer | 100 to 500 W / 500 to 1,000 W | No: 300 W continuous, less than the 500 W your list runs at once; 600 W surge, less than the 1,000 W needed to start the chest freezer | - |
| Upright freezer | 100 to 500 W / 500 to 1,000 W | No: 300 W continuous, less than the 500 W your list runs at once; 600 W surge, less than the 1,000 W needed to start the upright freezer | - |
| Mini fridge | 50 to 100 W / 400 to 600 W | Yes | 2.4 hours nonstop |
| Microwave | 600 to 1,200 W | No: 300 W continuous, less than the 1,200 W your list runs at once; 600 W surge, less than the 1,200 W needed to start the motor | - |
| Coffee maker (4-cup) | 600 W | No: 300 W continuous, less than the 600 W your list runs at once | - |
| Electric kettle (1.7 L) | 1,500 W | No: 300 W continuous, less than the 1,500 W your list runs at once; 600 W surge, less than the 1,500 W needed to start the motor | - |
| Toaster | 1,200 W | No: 300 W continuous, less than the 1,200 W your list runs at once; 600 W surge, less than the 1,200 W needed to start the motor | - |
| Induction burner (single, portable) | 1,200 to 1,800 W | No: 300 W continuous, less than the 1,800 W your list runs at once; 600 W surge, less than the 1,800 W needed to start the motor | - |
| Sump pump (1/3 HP) | 500 to 800 W / 1,000 to 1,600 W | No: 300 W continuous, less than the 800 W your list runs at once; 600 W surge, less than the 1,600 W needed to start the sump pump (1/3 HP) | - |
| Sump pump (1/2 HP) | 800 to 1,050 W / 1,300 to 2,150 W | No: 300 W continuous, less than the 1,050 W your list runs at once; 600 W surge, less than the 2,150 W needed to start the sump pump (1/2 HP) | - |
| Well pump (1/2 HP) | 750 to 1,000 W / 1,500 to 2,000 W | No: 300 W continuous, less than the 1,000 W your list runs at once; 600 W surge, less than the 2,000 W needed to start the well pump (1/2 HP) | - |
| Well pump (1 HP) | 1,000 to 2,000 W / 2,000 to 4,000 W | No: no 240 V output; 300 W continuous, less than the 2,000 W your list runs at once; 600 W surge, less than the 4,000 W needed to start the well pump (1 HP) | - |
| Window air conditioner (5,000 BTU) | 450 to 600 W / 900 to 1,200 W | No: 300 W continuous, less than the 600 W your list runs at once; 600 W surge, less than the 1,200 W needed to start the window air conditioner (5,000 BTU) | - |
| Window air conditioner (10,000 BTU) | 900 to 1,200 W / 1,800 to 2,400 W | No: 300 W continuous, less than the 1,200 W your list runs at once; 600 W surge, less than the 2,400 W needed to start the window air conditioner (10,000 BTU) | - |
| Space heater (electric) | 750 to 1,500 W | No: 300 W continuous, less than the 1,500 W your list runs at once; 600 W surge, less than the 1,500 W needed to start the motor | - |
| Furnace fan / blower (gas furnace, 1/2 HP) | 300 to 800 W / 800 to 1,600 W | No: 300 W continuous, less than the 800 W your list runs at once; 600 W surge, less than the 1,600 W needed to start the furnace fan / blower (gas furnace, 1/2 HP) | - |
| Ceiling fan | 15 to 75 W | Yes | 3.3 hours nonstop |
| Box fan | 50 to 200 W | Yes | 1.2 hours nonstop |
| Wi-Fi router + modem | 10 to 20 W | Yes | 12 hours nonstop |
| Laptop (charging / in use) | 20 to 100 W | Yes | 2.4 hours nonstop |
| Desktop computer | 600 to 800 W | No: 300 W continuous, less than the 800 W your list runs at once; 600 W surge, less than the 800 W needed to start the motor | - |
| LED TV (32" to 55") | 80 to 400 W | No: 300 W continuous, less than the 400 W your list runs at once | - |
| Phone charging | 10 W | Yes | 24 hours nonstop |
| Satellite internet (Starlink Standard dish) | 75 to 100 W | Yes | 2.4 hours nonstop |
| LED light bulb | 8 to 15 W | Yes | 16 hours nonstop |
| Oxygen concentrator (home, 5 L/min) | 310 W | No: 300 W continuous, less than the 310 W your list runs at once | - |
| Washing machine | 500 to 1,000 W / 1,000 to 2,300 W | No: 300 W continuous, less than the 1,000 W your list runs at once; 600 W surge, less than the 2,300 W needed to start the washing machine | - |
| Circular saw (7-1/4") | 1,200 to 1,800 W / 2,400 to 3,600 W | No: 300 W continuous, less than the 1,800 W your list runs at once; 600 W surge, less than the 3,600 W needed to start the circular saw (7-1/4") | - |
| Garage door opener | 720 W / 1,420 W | No: 300 W continuous, less than the 720 W your list runs at once; 600 W surge, less than the 1,420 W needed to start the garage door opener | - |
| Hair dryer | 1,800 W / 1,900 W | No: 300 W continuous, less than the 1,800 W your list runs at once; 600 W surge, less than the 1,900 W needed to start the hair dryer | - |
| Aquarium heater (15-40 gallon tank) | 100 W | Yes | 2.4 hours nonstop |
| CPAP: ResMed AirSense 11 | 56 W | Yes | 4.4 hours nonstop |
| CPAP: ResMed AirSense 10 | 53 W | Yes | 4.6 hours nonstop |
| CPAP: ResMed AirMini | 6 W | Yes | 39 hours nonstop |
Runtime = 245 Wh usable (288 Wh x 85%) / the appliance's draw: its running watts nonstop, or its average over a day for appliances that cycle on and off. Appliance figures and their sources are on our methodology page.
Sources (Jackery): Jackery Explorer 300 v2 product page (checked 2026-11-03)