What appliances can the EcoFlow DELTA 2 run during an outage?

In our verified 15-appliance test matrix, the EcoFlow DELTA 2 (1800 W continuous / 2700 W surge) runs 14 of 15 core household appliances.

How long does the EcoFlow DELTA 2 take to recharge with a 200W solar panel?

With a 200W solar panel delivering ~160 W in full sun (after 20% NREL PVWatts derate and 95% MPPT/LFP charge efficiency), the EcoFlow DELTA 2 (1024 Wh) takes approximately 6.7 peak-sun hours, or about 1.7 days at 4 peak-sun hours per day.

STATION // LFP

MODEL EFD330

EcoFlow DELTA 2 Runtime Hub & Spec Sheet

$999

Verified MSRP

Official Spec / Store ↗

EcoFlow's 1,024 Wh LFP station from 2022: 1,800 W AC with 2,200 W X-Boost for heaters, a 30 ms EPS switchover and 0–80% wall charging in 50 minutes. EcoFlow's US store now redirects its listing to the DELTA 3.

CAPACITY

1024WH

LFP · 3000 cyc

CONTINUOUS_AC

1800W

Boost: 2200W

SURGE_LIMIT

2700W PK

1.50× peak-to-cont

200W_SOLAR

6.7HRS

≈ 1.7d @ 4 PSH

MAX_SOLAR_IN

500W

AC: 1200W

MASS_COMPAT

12KG

Runs 14/15 loads

APPLIANCE_COMPATIBILITY_MATRIX // 15 LOADS

EcoFlow DELTA 2 Runtime Across All 15 Core Outage Appliances

Appliance	Status	Run / Surge	Low	Typical Runtime	High	12V DC / LPG	Node
CPAP Machine	RUNS	40W / 65W	32.8h	17.6 HRS	12.0h	26.2h (+48.9%)	Inspect →
Full-Size Refrigerator	RUNS	160W / 800W	17.7h	12.0 HRS	7.7h	—	Inspect →
Chest Freezer	RUNS	115W / 650W	25.7h	20.0 HRS	14.3h	—	Inspect →
1/2 HP Sump Pump	RUNS	1050W / 2300W	31.0h	5.3 HRS	2.5h	—	Inspect →
Wi-Fi Router	RUNS	10W / 15W	47.7h	39.7 HRS	29.8h	4.4d (105h) (+163.9%)	Inspect →
Starlink Standard	RUNS	100W / 120W	14.8h	8.3 HRS	5.8h	—	Inspect →
1,500W Portable Space Heater	RUNS	900W / 900W	1.2h	59 MIN	35m	—	Inspect →
1/2 HP Deep Well Submersible Pump	NO START	1050W / 3200W	26.3h	NO START	OVERLOAD	—	Inspect →
Home Medical Oxygen Concentrator	RUNS	350W / 500W	3.2h	2.6 HRS	2.1h	—	Inspect →
Portable Induction Cooktop (Single Burner)	RUNS	1800W / 1800W	53m	28 MIN	28m	—	Inspect →
Mini-Fridge / Beverage Cooler	RUNS	60W / 400W	31.0h	24.4 HRS	19.2h	—	Inspect →
Pellet Stove with Electric Auger	RUNS	150W / 500W	8.3h	5.8 HRS	4.0h	—	Inspect →
Home Network & PoE Security System	RUNS	45W / 50W	21.6h	16.1 HRS	10.7h	23.4h (+45.6%)	Inspect →
High-Velocity Box Fan	RUNS	75W / 140W	14.8h	10.7 HRS	7.6h	—	Inspect →
Drip Coffee Maker	RUNS	1200W / 1200W	59m	44 MIN	37m	—	Inspect →

Build a custom emergency stack with multiple appliances on EcoFlow DELTA 2 →Open Builder →

SOLAR_AUTONOMY // DIURNAL NET-ZERO SIMULATOR

Indefinite Solar Runtime Matrix: 200W vs 400W Solar Panels

Calculates daily net balance at 4 peak sun hours. Shows whether continuous emergency draw reaches indefinite net-zero autonomy or extended multi-day battery endurance.

Check Solar Panel Prices↗

Appliance Load	Battery Only	200W Solar Panel	400W Solar Panel
CPAP Machine40W nominal · medical	17.6h	Extended (1.3d)	Extended (5.7d)
Full-Size Refrigerator160W nominal · refrigeration	12.0h	Extended (0.7d)	Extended (1.2d)
Chest Freezer115W nominal · refrigeration	20.0h	Extended (1.7d)	Extended (89.8d)
1/2 HP Sump Pump1050W nominal · water	5.3h	Extended (0.3d)	Extended (0.3d)
Wi-Fi Router10W nominal · networking	39.7h	Extended (95.7d)	Yes (Indefinite)
Starlink Standard100W nominal · networking	8.3h	Extended (0.4d)	Extended (0.6d)
1,500W Portable Space Heater900W nominal · heating	59m	Extended (0d)	Extended (0d)
1/2 HP Deep Well Submersible Pump1050W nominal · water	—	Incompatible	Incompatible
Home Medical Oxygen Concentrator350W nominal · medical	2.6h	Extended (0.1d)	Extended (0.1d)
Portable Induction Cooktop (Single Burner)1800W nominal · heating	28m	Incompatible	Incompatible
Mini-Fridge / Beverage Cooler60W nominal · refrigeration	24.4h	Extended (2.6d)	Yes (Indefinite)
Pellet Stove with Electric Auger150W nominal · heating	5.8h	Extended (0.3d)	Extended (0.3d)
Home Network & PoE Security System45W nominal · networking	16.1h	Extended (1.1d)	Extended (3.3d)
High-Velocity Box Fan75W nominal · heating	10.7h	Extended (0.6d)	Extended (0.9d)
Drip Coffee Maker1200W nominal · heating	44m	Extended (0d)	Extended (0d)

BMS_MAINTENANCE // CALENDAR AGING & VAMPIRE DRAIN

Off-Season Storage Schedule & Shelf-Life Protocol

LFP Storage Protocol

Parasitic BMS Drain~2.5%/mo

Continuous microcontroller, Bluetooth LE, and safety circuit baseline draw.

Recommended Top-OffEvery 6 mos

Recharge to 60–80% SoC to prevent voltage sag below low-voltage BMS lockout.

Optimal Storage Range50% – 70% SoC

Storing at 100% accelerates electrolyte oxidation; storing at 0% risks permanent cell loss.

Safe Storage Temp15°C – 25°C

Avoid unconditioned sheds/attics. Freezing storage doubles cell internal resistance.

Long-Term Storage Warning:Leaving this LFP station unplugged in a closet for >12 months without cycling will allow parasite BMS drain to drop individual pouch/prismatic cell voltages below 2.0V, permanently bricking the battery management system. Set a calendar reminder every 6 months.