When using a 5000 watt inverter, it’s important to consider its usage and efficiency to ensure optimal performance. You also need to understand how many batteries for 5000 watt inverter are required and how long it will run. Here are answers to all these queries that will help you effectively manage your inverter.
How Many Batteries for 5000 Watt Inverter?
When it comes to powering a 5000W inverter, there are several factors to consider beyond simply the quantity of batteries. The battery capacity, along with the inverter voltage input and the required usage duration, are crucial factors to consider.
The number of batteries used is entirely determined by the Amperes per hour, which is the unit to measure the flow of electricity over a period of an hour.
For a 5000W inverter to operate for 30–45 minutes, you will need one 450-500Ah 12V battery. If you are using two 210Ah 12V batteries, you can also run the inverter for that time period. However, you will need a 750Ah 12V battery to operate the inverter for an hour.
To increase the run time, it is recommended to use 2500 Ah batteries for four hours.
We can expect slight changes due to some factors efficiency, weather conditions, and load connected. In such situations, we can expect this type of system to run for 30–45 minutes.
Factors Influencing Battery Size Required for a 5000W Inverter
We need to know what size of batteries do we need for a 5000W inverter. Also, learn about the factors influencing the battery size.
1. Total Load Requirements
To accurately determine the answer, you should calculate the combined wattage of all your electrical devices, including all appliances you plan to connect with the inverter. Please note that refrigerators and air conditioners have high power demands, so it is crucial to have a large system to handle these surges effectively.
2. Verify Inverter Input Voltage
Many inverters offer input options of 12V or 24V, yet it is not uncommon to find inverters with inputs of 36V, 48V, and even 96V, among others. Ensure that the battery aligns with the input requirement.
For example, if you have four 12V batteries (200 Ah) connected, you can effectively power a 48V 5000 W inverter. The combined voltage of the batteries matches the voltage requirements of the inverter, allowing for seamless functionality.
3. Calculate Inverter Runtime
How much longer do you intend to keep the inverter running? Will it be for a few hours, 5 hours, 12 hours, or longer? This provides information on the required watt hours and the necessary battery capacity.
If you have a 5000 W 48V inverter, you will require it to operate for 6 hours. With a power factor of 0.8, the volt-amperes amount to an impressive 130 amperes.
So, your battery needs to have a minimum capacity of 130 amperes. If you find it difficult to come across 48V 130-ampere batteries, you might consider choosing a more readily available option of a 200-ampere battery.
Note: Run time and number of batteries may vary based on models and locations.
Also Read: How Many Batteries for 10000 Watt Inverter?
What is Battery Overhead and Discharge Rate for 5000 Watt Inverter?
For the 5000W inverter with a 12V input, we can calculate the amperage value by dividing the wattage (if you use its full capacity) by voltage.
5000/12 = 416 A.
Therefore, for running a 5000-watt inverter, 416 amperes is enough but adding 50 amps to it for overhead is important for its safe function. The value will be around 460A. This is battery overhead applicable for a 5000W inverter.
450-500 Ah capacity battery can operate an inverter without any glitches. It is also evident that faster discharge can affect the inverter in many ways negatively. However, the 460 Ah battery bank can effectively run a 5000 watt inverter for 30 minutes. If the load gets reduced, the duration automatically increases exponentially. So, this is how you can get an idea about the battery overhead and discharge rate for a 5000 watt inverter.
Note: The calculation is based on estimation. It may vary from model to model.
Also see: How to Wire a 5000 Watt Inverter?
How Long will a 5000 Watt Inverter Run?
You must be pondering about how long will a 5000 watt inverter run, In the case of 450-500 Ah 12V batteries, the inverter runs for 30-45 minutes. This depends on the amperes of the battery. To calculate the amps of battery required, multiply the total watts by the hours needed, and then divide by the volts. Well, if you wondered how many amperes does a 5000 watt inverter draw? Then here is the answer: a 5000 watt inverter will draw 416.66 Amperes.
This figure varies for 24V, 36V, and 48V, and you can also consider the amount of energy lost during conversion. To ensure optimal performance of the inverter for a duration of 35–45 minutes, it is necessary to charge the lead batteries to 50%.
Now, if you are thinking about what will a 5000 watt inverter will run, then find out the answer in the next segment.
Also See: How Long Can Tesla Powerwall Run AC?
What Will a 5000 Watt Inverter Run?
The 5000 watt inverter is sufficient for running various appliances mentioned below:
- Ceiling fans 140W
- Coffee maker 1000W
- Computers 150W
- Electric Heaters 1200W
- Microwave 1000W
- Refrigerator 1200W
- Stereo 300W
- Toaster 1200W
- TV 250W
Always remember to use only one appliance at a time, because using multiple appliances simultaneously will consume more power.
Also Read: What will an 800 Watt Inverter Run?
How Many Lithium Batteries for 5000 Watt Inverter?
Two 24 V lithium batteries or single 48 V lithium battery will be required for 5000 watt inverter. You must know the power consumption of the appliances and then you should be aware of whether the input-output voltage matches with the batteries.
Cross-Reference: Top 10 Exide inverter batteries: A comprehensive guide
Now you have all the necessary information to run a 5000 watt inverter smoothly. You have a clear understanding of the required number of batteries for a 5000 watt inverter and the compatible appliances it can power efficiently. For more inverter-related topics, keep exploring our website.
3 Comments
A beautiful article, Olivia! But, I wish that some of the calculations are more explicit for proper guidance. I do tell people that solar power sizing or estimation is critical to an efficient solar power system. If the sizing or estimation of solar power system is wrong, every other part of the installation will fail, and vice verse. Olivia, please enlighten us more on how to size a solar power system using lithium-ion battery for 10kw and 20kw inverters. Thanks.
Olivia, this is a digress to this article but would like it if you would come up with a note teaching the advantage of choosing an MPPT charge controller over a PWM type for a 12v or 24v solar model.
Olivia, is the power factor the same for all locations and regions?