Refrigerator, side-by-side: how much battery you need1
Refrigerator, side-by-side draws about 180 W (180 W range), runs 35% of the time and uses 1512 Wh per day. Start-up surge: 900 W.
Estimate: side-by-side models use about half again as much energy as a top-freezer of the same size.
Battery needed
| Hours | Wh | Battery (Wh) | Inverter (W) |
|---|---|---|---|
| For 8 hours | 504 | 764 | 199 / 900 |
| For 24 hours | 1512 | 2291 | 199 / 900 |
| For 72 hours | 4536 | 6873 | 199 / 900 |
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Stations that fit (24 h)
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FAQ
How many watts does a Refrigerator, side-by-side use?
Typically 180 W while running, with a range of 180 W depending on model and age. Start-up surge can reach 900 W.
How long will a 1000 Wh power station run a Refrigerator, side-by-side?
About 10.5 hours on the clock, allowing for the 35% duty cycle, inverter losses and a 20% reserve.
What size power station do I need for a Refrigerator, side-by-side overnight (8 h)?
About 764 Wh of battery and an inverter rated at least 199 W continuous with 900 W surge.
Can I run a Refrigerator, side-by-side on solar during an outage?
You need roughly 1008 W of panels in winter to replace a day's use (1512 Wh), charging through a station with a big enough MPPT input.
Other sizes
Other appliances
1 Approximate values: estimated from motor or heater power and typical figures published online, not from a manufacturer chart. Check your appliance label.
Inverter efficiency 88%, usable depth of discharge 90%, reserve 20%. Full method: How we calculate.