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Best All-Round 1kWh Pick • LiFePO4 (LFP)
EcoFlow DELTA 2: Specs & Estimated Appliance Runtimes
A balanced 1kWh-class unit: a 1,800W inverter (2,700W surge) covers most single household appliances, it weighs 27 lbs, and it can expand to 3,040Wh later with an extra battery.
Why Buy the EcoFlow DELTA 2
- 1,800W continuous / 2,700W surge handles fridges, coffee makers and microwaves (one at a time)
- 0–80% wall charge in about 50 minutes (EcoFlow spec)
- Expandable to 3,040Wh with an extra battery
- 6 AC outlets, app control and a 5-year warranty
Limitations to Know
- 30ms EPS switchover suits most devices but isn't a true online UPS for sensitive desktop PCs
- 500W max solar input is lower than the Anker SOLIX C1000 (600W)
Best All-Round 1kWh Pick
EcoFlowLiFePO4 (LFP) • 3,000 rated cycles
EcoFlow DELTA 2
Full-size refrigerators, coffee makers, microwaves & 1-day home blackouts
Capacity
1,024 Wh
AC Output
1,800W (2700W surge)
Max Solar
500W
Weight / AC
27 lbs • 6 AC
A balanced 1kWh-class unit: a 1,800W inverter (2,700W surge) covers most single household appliances, it weighs 27 lbs, and it can expand to 3,040Wh later with an extra battery.
- 1,800W continuous / 2,700W surge handles fridges, coffee makers and microwaves (one at a time)
- 0–80% wall charge in about 50 minutes (EcoFlow spec)
- Expandable to 3,040Wh with an extra battery
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Complete EcoFlow DELTA 2 Appliance Runtime Chart (All 22 Loads)
Calculated using 870Wh net usable AC capacity (85% inverter efficiency) and real compressor/thermostat duty cycles.
| Appliance | Running / Surge Watts | Avg Hourly Draw | EcoFlow DELTA 2 Estimated Runtime | Detailed Report |
|---|---|---|---|---|
| Full-Size Kitchen Refrigerator (Energy Star) | 160W (650W Surge) | ~61 Wh/hr | 12.6 hrs | Math Breakdown → |
| Chest Freezer / Deep Freezer (7–15 cu. ft.) | 120W (550W Surge) | ~38 Wh/hr | 18.9 hrs | Math Breakdown → |
| CPAP / BiPAP Machine (Standard Mode) | 45W (60W Surge) | ~45 Wh/hr | 16.4 hrs | Math Breakdown → |
| Basement Sump Pump (1/3 HP Submersible) | 800W (1800W Surge) | ~120 Wh/hr | 6.8 hrs | Math Breakdown → |
| Wood Pellet Stove (Auger, Blower & Igniter) | 135W (450W Surge) | ~115 Wh/hr | 7.1 hrs | Math Breakdown → |
| Gas / Propane Home Furnace Blower Motor | 550W (1200W Surge) | ~220 Wh/hr | 3.8 hrs | Math Breakdown → |
| Starlink Satellite Dish & Wi-Fi Router | 65W (110W Surge) | ~65 Wh/hr | 11.9 hrs | Math Breakdown → |
| 12V Portable Camping Fridge / Cooler (45L) | 45W (90W Surge) | ~16 Wh/hr | 36.3 hrs (~1.5 days) | Math Breakdown → |
| Home Fiber/Cable Modem + Wi-Fi 6 Router | 25W (35W Surge) | ~25 Wh/hr | 26.4 hrs (~1.1 days) | Math Breakdown → |
| Countertop Microwave Oven (1,000W Cooking) | 1500W (1800W Surge) | ~1500 Wh/hr | 0.6 hrs | Math Breakdown → |
| Drip Coffee Maker / Keurig Single-Serve | 1200W (1450W Surge) | ~1200 Wh/hr | 0.7 hrs | Math Breakdown → |
| Heated Electric Blanket / Mattress Pad | 65W (75W Surge) | ~46 Wh/hr | 16.1 hrs | Math Breakdown → |
| Residential Well Water Pump (1/2 HP 120V Jet Pump) | 950W (2200W Surge) | ~143 Wh/hr | 5.8 hrs | Math Breakdown → |
| Portable Electric Space Heater (Low Setting 750W) | 750W (850W Surge) | ~563 Wh/hr | 1.5 hrs | Math Breakdown → |
| Window / Portable Air Conditioner (5,000–8,000 BTU) | 550W (1400W Surge) | ~330 Wh/hr | 2.6 hrs | Math Breakdown → |
| Home Medical Oxygen Concentrator (5L Continuous) | 320W (500W Surge) | ~320 Wh/hr | 2.7 hrs | Math Breakdown → |
| Countertop Air Fryer / Toaster Oven (1,500W) | 1500W (1650W Surge) | ~1275 Wh/hr | 0.7 hrs | Math Breakdown → |
| Portable Induction Cooktop Burner (Medium-High) | 1300W (1600W Surge) | ~1170 Wh/hr | 0.7 hrs | Math Breakdown → |
| Aquarium / Reef Tank Heater, Canister Filter & Air Pump | 180W (250W Surge) | ~81 Wh/hr | 9.8 hrs | Math Breakdown → |
| Residential Garage Door Opener (1/2 to 3/4 HP) | 550W (1100W Surge) | ~550 Wh/hr | 1.6 hrs | Math Breakdown → |
| Laptop + External Monitor Charging | 85W (120W Surge) | ~72 Wh/hr | 10.9 hrs | Math Breakdown → |
| 4x LED Lamps + 3x Smartphones + Box Fan | 75W (110W Surge) | ~75 Wh/hr | 10.5 hrs | Math Breakdown → |