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WATTMATRIX LAB BENCH // 230V 50Hz
☕
WILL POWER YOUR FULL-SIZE FRIDGE230V AC
12.0HRS
Continuous: 160W
Surge Peak: 800W

≈ 0.5 days (24h/day) · Safe motor start buffer (70.4% margin).

Ready to Run
Motor Start Margin+1900W Safe Buffer(800W Peak / 2700W Max)

How long will an EcoFlow DELTA 2 run a full-size fridge?

full-size fridge running (240 W max) and start-up (1,200 W max) draw fit the EcoFlow DELTA 2's 1,800 W continuous / 2,700 W surge ratings.

LOW LOAD
17.7HRS

ENERGY STAR top-freezer, doors kept closed (36% duty cycle, 40 W avg)

39.58 W57.91 W net
TYPICAL SPECNOMINAL
12.0HRS

20–25 cu ft fridge at ~41% compressor duty cycle (65 W avg)

65 W85.65 W net
HIGH LOAD
7.7HRS

older or French-door unit in a warm kitchen at ~45% duty cycle with defrost (108 W avg)

108.33 W133.27 W net
TELEMETRY // PRIMARY READOUT230V AC
CALIBRATED RUNTIME
12.0HRS

≈ 0.5 days (24h/day)

NET PACK DRAW
85.65W

System standby power: 15W (17.5% of total draw)

CONTINUOUS_LOAD_UTILIZATION9% (160W / 1800W)
APPLIANCE_DRAW160W RUN / 800W PK
SOURCE_LIMIT1800W CONT / 2700W PK
SOLAR_RECHARGE (500W)2.69H (0.67D)
PARAMETER_SANDBOX // ENGINE v1.0.0

Live Load, Duty Cycle & Usage Simulator

160 W
MIN 55WNOMINAL 160WMAX 1800W
41%
5% INTERMITTENT50% CYCLING100% CONTINUOUS
24 h/day
1H / DAY8H OVERNIGHT24H CONTINUOUS
0 W
0W (OFF)200WMAX 500W
TEMPERATURE DERATE
CONTINUOUS
12.0HRS
OUTAGE SPAN
0.5days
AVG LOAD
65W
PACK DRAW
85.65W
Stack full-size fridge with other devices on EcoFlow DELTA 2 in the Load BuilderOpen Builder →
HARDWARE_INTERFACE // ELECTRICAL AUDIT

EcoFlow DELTA 2 × Full-Size Refrigerator Electrical Interface

1. AC RECEPTACLE & PLUG MATCH
BS 1363 (230V 13A Irish Standard Plug) → DIRECT FIT

Provides 2× CEE 7/3 (230V) (120V 60Hz).

2. WAVEFORM & THD SENSITIVITY
PURE SINE WAVE // STANDARD LOAD

Pure sine wave inverter output. Safe for all standard household appliances.

3. STARTING SURGE (MOTOR INRUSH) MARGIN
800W TYP (1200W MAX) VS 2700W LIMIT

Inductive motor/compressor load with 5× starting surge (motor inrush) (70.4% worst-case surge margin).

4. UPS SWITCHOVER & EXPANSION
UPS: EPS (30MS) · EXPAND: UP TO 3072WH

Wall AC fast charge at up to 1200W (50m to 80%, 80m to 100%).

PHYSICS // TRANSIENT DRAW ENVELOPE

Dynamic Inrush Surge Curve (Locked Rotor Amps vs Steady State)

SAFE INRUSH HEADROOM (+1900W BUFFER)
0ms250ms500ms750ms1000ms0W2s Surge Limit (2700W)2700WContinuous Rating (1800W)1800WInrush (LRA): 800WRunning (FLA): 160W

Safe envelope verified: Starting surge (800W) remains comfortably below the 2700W surge trip line, with steady-state operation settling into the safe continuous zone at 160W.

LAB_RECORDS // EMPIRICAL OBSERVATIONS

Field Engineering Quirks & Operational Failure Modes

Hardware Bench Constraints (EcoFlow DELTA 2)
  • ›X-Boost engages automatically above 1,800 W and runs resistive loads up to 2,200 W at reduced voltage. EcoFlow says it's meant for heating loads, not voltage-sensitive devices, and it's unavailable while the AC output is in wall-charging bypass.
  • ›EPS mode: on wall power, connected loads run from the grid and switch to battery within 30 ms if the power fails. EcoFlow says this is not 0 ms and not suitable for servers or workstations.
  • ›The AC output switches off after 12 hours with no load; set the app's AC timeout to 'Never' for intermittent loads such as fridges.
  • ›Only 2 of the 6 AC outlets are grounded (NEMA 5-20R); the other 4 are two-prong NEMA 1-15R.
  • ›The car socket and both DC5521 ports share one 126 W budget.
  • ›EcoFlow's US product page lists 3,000 cycles to 80%, while the July 2025 US manual says 4,000; we use 3,000.
Cycle Physics & Dwell Behavior (Full-Size Refrigerator)
  • ›Because the compressor cycles off for long stretches, power stations with an auto-off eco timeout must have AC timeout disabled so the fridge doesn't lose power between cycles.
  • ›Automatic defrost heaters briefly draw 350–600 W once or twice a day, which is included in the daily kWh total alongside the 35–50% compressor duty cycle.
  • ›Keeping the refrigerator and freezer doors closed during an outage reduces compressor duty cycle toward the ~950 Wh/day low-draw scenario.
KNOWLEDGE_BASE // VERIFIED QA

Frequently Asked Questions: EcoFlow DELTA 2 & Full-Size Refrigerator

How long will an EcoFlow DELTA 2 run a full-size fridge?

About 12 hours on AC power, with the full-size fridge averaging 65 W (20–25 cu ft fridge at ~41% compressor duty cycle (65 W avg)). The EcoFlow DELTA 2 then draws about 86 W from its battery, including 15 W for the inverter itself. Best case: about 17.7 hours (ENERGY STAR top-freezer, doors kept closed (36% duty cycle, 40 W avg)). Worst case: about 7.7 hours (older or French-door unit in a warm kitchen at ~45% duty cycle with defrost (108 W avg)).

Can an EcoFlow DELTA 2 start a full-size fridge?

Yes. The full-size fridge's start-up peak of about 800 W (up to 1,200 W) fits within the EcoFlow DELTA 2's 2,700 W surge rating, with 56% headroom even in the worst case.

Why isn't the runtime just 1,024 Wh ÷ 65 W?

That simple division gives 15.8 hours, but the EcoFlow DELTA 2's inverter draws about 15 W whenever its AC outlets are on. At this light load that's 18% of everything the battery supplies, and inverter conversion losses take a further share. EcoFlow doesn't publish an idle figure and we haven't found an independent measurement, so this uses our 15 W estimate.

How long does the EcoFlow DELTA 2 take to recharge?

On wall power: about 50 minutes to 80% and 80 minutes to full (EcoFlow figures). With its maximum 500 W of solar input connected, expect about 400 W in full sun, so a full recharge takes roughly 2.7 hours of full sun, so it can refill in a single day with 4 peak sun hours.

AUDIT_LOG // DATA PROVENANCE & CITATIONS
NODE: ecoflow-delta-2/full-size-refrigeratorSYSTEM HASH: 0xCCA6E3243236VERIFIED TIMESTAMP: 2026-10-21T00:00:00Z
SOURCE_CITATIONS // ECOFLOW DELTA 2 (8)
LOAD_CITATIONS // FULL-SIZE REFRIGERATOR (2)