12V Load RV Amp Draw Table
| Load | Watts | Amps @12V |
|---|---|---|
| 12V Outlet, Socket | 120-130 | 10 |
| 12V Outlet, USB | 25 | 2.1 |
| AC/DC RV Fridge | 50-180 | 4-13.5 |
| AC/DC Fridge/Freezer, Portable | 8-30 | 0.7-2.3 |
How many amp hours does a 12V RV refrigerator use?
According to the manufacturer, this Dometic 12V fridge consumes 1.5Ah/h (1.5 amp-hours per hour). Let’s say I’m going camping for 3 days and I’m going to use lithium batteries to power it during my trip.
How many amps does a Norcold RV refrigerator use?
On 3-way models, the DC operation draws approxi- mately 14 amps at 12 volts or 16 amps at 14 volts. Battery drain should also be considered during times when the refrigerator is stored, defrosted, or occa- sions when the door is left open.
How much power does a 12 volt compressor fridge use?
However, most will consume in between 1 amp and 6 amps (with 2.5 amps being fairly average) an hour when running. However, a fridge won’t usually run 100% of the time, so it only pulls that current when the compressor comes on.
How many amps is a RV refrigerator?
Mark J. Polk
| 120 Volt AC Amp Ratings | |
|---|---|
| Appliance or Electronic Equipment | Estimated Amps |
| Refrigerator in AC mode | 5-8 Amps |
| Space Heater | 8-13 Amps |
| Television | 1.5-4 Amps |
How many amps does a Dometic refrigerator draw?
The fridge takes 5 amps. The panels produce up to 15 amps in total.
What size battery do I need to run a 12V fridge?
The average fridge consumes 40 watts of electricity per hour which means 960 watt-hours of battery capacity would be needed to run a fridge for 24 hours. 960 watt-hours equates to 80Ah, so a 160Ah deep-cycle lead-acid battery discharged to 50% will be required.
How much power does a 12V Dometic fridge use?
Under normal conditions the 75DZW’s power consumption is modest (1.3 amps per hour), however, used in high ambient temps or without pre-cooling, the fridge can put a big drain on your battery.
How many amps do RV appliances use?
Typically, RVs come equipped with either a 30 amp or a 50 amp electrical system. The majority of RVs are equipped with a 30 amp electrical system. Using the 30 amp electrical system in your RV is quite different than using a 200 amp electrical system at home.
Do RV refrigerators run on 12 volt?
Getting to Know Common RV Refrigerators
In the past few decades, manufacturers of the most commonly equipped RV refrigerators, Norcold and Dometic, have gone away from using 12-volt battery power to fuel refrigerators and are now mostly offering LP gas and 120-volt systems.
How many amps does a refrigerator draw on startup?
Amperage for most household refrigerators, is anywhere from 3 to 5 if the voltage is 120. A 15 to 20 amp dedicated circuit is required because the in-rush amperage is much higher. The average amperage is lower because the compressor isn’t running all the time, this is often measured in kilowatt hours KWH.
How many solar panels does it take to run a refrigerator compressor?
So the solar would need to supply minimum of 2.3 amps (average) up to 4.5 amps (max) at the battery before you would start to charge the batteries.
How many amps does a 3 way fridge use?
Based on 150W, your fridge will draw a constant 12.5amps; there is no thermostat control on 12v. Unlike new 12v only fridges which use compressors and use as little as 2amps, the 3-way fridges use heater elements – use lots of amps.
How much power does an RV Fridge use on propane?
RV Propane Refrigerator. The Dometic RV fridge with 8 cubic feet of internal space is rated at 1500 BTUs (British thermal units) per hour. One gallon of propane has 91,502 BTUs. So essentially you could run your fridge for roughly 61 hours off 1 gallon of propane.
Does RV fridge need battery to run on propane?
The RV propane refrigerator needs at least 10.5 volts of battery power to open up the gas valve and spark the ignitor. Without that, the LP gas line will not operate properly and will not run the refrigerator.
How do I know what AMP my RV is?
As an example, look on the bottom of an appliance – here’s our coffeepot. You can see that it uses 1425 watts and it’s 120 volts. WATTS divided by VOLTAGE = AMPS is the formula. So 1425 divided by 120 = approximately 12 amp hours PER HOUR.
Can I run a refrigerator on a 15 amp circuit?
Most refrigerators run between 3 to 6 amps, with that said, a refrigerator can spike at peak usage up to 15 amps. It’s best to take into consideration worst case scenarios. You should have refrigerators and freezers installed on a 15-20 amp dedicated 120 volt circuit.
How many watts does an RV Fridge draw?
A double door refrigerator usually takes up 7-8 amps or around 900-1000 watts for every 120V. The running amp requirement is less. Usually after turning on, the refrigerator can run on 2-4 amps or 100-250 watts for every 120V. If you need to defrost, you’ll need between 1.2-2 amps or around 80-90 watts (per 120V).
How many amps does a RV furnace use?
On average, an RV furnace will use between 4 and 14 amps based on the BTU size of the furnace. Typically, small travel trailers and Class B RVs would be between 3 to 4 amps, whereas Class C, A, and fifth-wheel RVs will be between 7 to 13 amps. But a typical RV furnace will draw 8 to 9 amps of power.
Will a 120 watt solar panel run a fridge?
So you could run your fridge and lights for: 100Ah / 39Ah = 2.5 days without any other form of charge. What can I run on my 120 Watt Panel? A 120W solar panel can supply between 6 and 7.5 Amps on a sunny day, for most of the sunlight hours of the day.
How long will a deep-cycle battery run a refrigerator?
A 100Ah lead-acid deep-cycle battery will run a fridge using 630kWh/year for 13.3 hours. 80% discharge is assumed, but at the recommended DoD of 50% the same 100Ah battery will run the fridge for 8.3 hours. A lithium iron phosphate 100Ah battery will run the fridge for 15.8 hours at 95% discharge.
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