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How to use Battery Charging function on this 5KW LF inverter?


1. Make sure the switch is “off” .
2. Battery is well connected.
3. Connect AC input to your home grid outlet.
( Note : Make sure your home grid frequency and voltage match with the 5KW LF power inverter.)
4. According to your battery type , adjust the battery charge adjustor marked "BTY VOLT"  to the right voltage.
5. turn "ON" the inverter, then will charger your battery automatically.





Warranty service of power jack power inverter


we do offer our clients after sale service, for the warranty policy please refer it as this link:
www.powerjackpowerinverter.com/privacy . if after warranty time we can also sell parts to you to repair the inverter, thanks!




With the power switch off and nothing plug in I connected the battery. As I started to connect the second lead there was a major spark between the cable and the battery.


When you first time to connect the battery cable to the power inverter, there maybe spark , the second time to connect the battery then won't come any spark any more, just be sure when you connect the battery, please turn the inverter off, thanks!



why your power inverters have 2 set red & black dc terminal?


if you would like to use the power inverter to run big watt appliance, this can seperate to 2set red & black(both 2red are connecting, 2 black are connecting) to balance one cable have big amp coming for avoiding the cable to hot & efficiency)


When the cooling fan of the power inverter will turn on itself?

Inside go to 70c, the cooling fan of the power inverter will auto start to cool the teamperature.




Can your 48V dc input power inverter work with also 24V battery?

No, if the power inverter is 48V dc power inverter, then can only work with 48V battery bank system, thanks!



for your split phase power inverter, can I connect L1 & N  for 110V load and L1 & L2 for  220V load at the same time?

yes, that has no problem, but please pay attention not let the power inverter overload, as some kind of appliance will have surge power when works, also some heavy duty appliance will request 10-15 times continue power than the spec. power, so man should pay atttation on it.



what is no load current for 3000w LF inverter 12v?

when Power save off is about: 2.0-2.5A ; when Power save on is about: 0.4-0.5A



What is UPS function of your power inverter?

If you switch to UPS function, when you plug ac power cord of your power inverter, then the power will come from your home power source, no matter load or charge  your battery. In this moment,  will not spend your battery bank power.



Can your 8KW LF power inverter drive my whole house?

Please let me know what kind of appliances do you plan to use with this power inverter and how many watts are they? then I can reply or make a recommendation.


can your power inverter be stackable or connected in series?

I am sorry that all of our power inverters cannot be stackable or connected in series.


The Role of Grid Tie Power Inverters in Producing Electricity from Solar Energy


For those who live in remote areas of the earth where regular electricity supply is rare, one of the most effective ways to generate electricity is by using the solar energy to produce the electricity necessary for carrying out all necessary tasks of day to day life. Not only this provides one with the opportunity to live outside of the power grid, but it also allows one the opportunity to earn additional revenue simply by selling the additional power to other buyers. To make the most solar electricity generating systems, it is necessary to have the best quality grid tie power inverter units at hand as they can convert the DC current obtained from solar power into AC current.


Functioning Of Grid Tie Power Inverter Systems


While installing photovoltaic systems, it is also necessary to choose a grid tie power inverter widely as it can be a key factor in effectively using solar power for generating electricity. There are currently many companies known for producing power inverter products that can offer robust and long lasting grid tie power inverter products for their clients. As a homeowner, one can choose to set up a system with the inverter only sans any batteries. In such situations, the solar energy that is produced by solar panels is directly converted into AC current through the inverter. Alternately, one can also use batteries along with the inverter as it can help to store the current for future use.     

Plenty of battery charger systems are nowadays available to go along with the main inverter system that can help in storing the current. The inverters can produce electricity as high as AC 110V and AC 220V and can help the homeowners to have naturally produced power. Plenty of people have already shifted to using such renewable energy in the modern times.



The Importance of Using Power Inverters

Do you think that your company’s production bills are getting higher every month due to improper usage of electricity or that you are not getting sufficient AC current for your needs? Then you should definitely get a power inverter for yourself that will eventually help you to attend to your power needs in a more comprehensive manner. A power inverter is basically a device that can help you to convert DC power into AC. In many companies and production houses, AC current is used extensively to meet the production needs. Using AC current also has many benefits over DC current. Therefore it always helps to invest in power inverters.




Different Types of Power Inverters and Their Uses.

There are various types of inverters available in the market that you can choose from. These include pure sine wave and modified sine wave power inverters. Among these two types, the modified sine wave power inverters offer only limited working facilities since they only convert the DC electricity into simplest variation of AC power. While some appliances like computers can work perfectly with modified sine wave inverters, other equipments like audio systems may produce a certain noticeable hum when operated with this type of inverter. Due to this reason, pure sine wave inverters are valued to such a great degree as they do not  give rise to such problems.





Power Inverter Systems That Are Produced By Manufacturers

The pure sine wave power inverters are preferred in most commercial and residential homes and as a result manufacturers often go to great lengths to produce large quantities of these systems. There are many companies right now that offer pure sine wave inverters at affordable rates. They also offer a range of other products as well, such as grid tie power inverter units, as well as UPS and ATS units for their clients power management needs.






Power Jack Presents Robust Power Inverter Systems for All


Power Jack is a reputed manufacturer and supplier of different types of power inverter systems whose products are much revered in all parts of the world. Based in China, the company has for years delivered top notch products to commercial, industrial and residential users to boost their power management results. So if you want to get top quality battery charger and inverter products, you should definitely get in touch with Power Jack as they can provide you with the finest products. The pure sine wave power inverters, battery chargers, generators and other products that are offered by them are used extensively for diverse purposes. Clients love to work with their products due to the flawless performance that they offer. It is therefore no doubt that their solar controller products enjoy such consistent popularity all over the world.

To learn more about the products offered by Power Jack, visit https://www.powerjackpowerinverter.com





Power Jack is a trusted company in China known for manufacturing power inverters for the global market.

 Power Jack is a leading manufacturer and supplier of top end power inverter products in China. For many years, Power Jack has served as a major developer and distributor of pure sine wave power inverters, generators, battery chargers and other similar products that offers it state of the art products to buyers in all parts of the world. The company has a design center in Taiwan along with a factory that is located in China. There is a consistent demand for the battery charger units and solar controller products that are designed and developed by Power Jack in the international market. To meet the widespread demand of their products, Power Jack has developed warehouses in certain key areas of the world, including USA, EU and AU, and this has made it possible for them to meet large scale client demands in a very short time.

Being a leading supplier of inverter products in the worldwide market, Power Jack always maintains a very high level of quality with all its products and this has enabled them to garner widespread positive acclaim in the global inverter market. They not only offer AC 110V and AC 220V units but also DC 12V and DC 24V and DC 48V units for their clients in various commercial, industrial and residential sectors. Their grid tie power inverter units have been time and again reviewed positively for their stellar performance. It is due to such factors that their UPS and ATS products always enjoy such a high demand in the international market. 



Q: I would like to mount this power inverter on the wall, is it possible?

A: Yes, that has no problem, but please kindly note that we cannot offer any mounting brackets or mounting kits with this power inverter.



Q: When the fan of the power inverter will turn on itself?


A: Inside components go to 70c, then the cooling fan of the power inverter will auto start to cool the teamperature.



For your LF power inverter, what means UPS funciton?

Just connect the AC power cord to your home AC source, when out of AC power, the power inverter will auto switch to inverter function, this can be your back power.


what kind of battery do you recommend to use with this power inverter?

for this power inverter just use it with Lead-acid battery, like Gel U.S.A or A.G.M1 or A.G.M2.


will this power inverter come with battery cable?

I am sorry that this power inverter won't come with any battery cable, thanks!



I would like to mount this power inverter on the wall, is it possible?

Yes, that has no problem, but please kindly note that we cannot offer any mounting brackets or mounting kits with the power inverter, thanks!


why i connect solar panel the pwoer inverter go to high voltage alarm?

if your battery over 15v, then will have high voltage shut down to protect the power inverter, you need make sure your solar controller is under 15v, other wise the controller can not match the demand for the inverter, tks.


Is there a remote control for this power inverter? I want to mount it near my batteries and control it from inside a motor home.

I am sorry that there is no remote control for this power inverter, thanks!


for your LF type power inverters, which built in battery charger function, is there a SWITCH for both battery types? (slightly different voltages) - maybe the tiny green "BTY VOLT"?

Yes, there is such a switch for tattery types, this man can refer it on the user manual of this power inverter.



For your split phase power inverter, can I connect L1 & N  for 110V load and L1 & L2 for  220V load at the same time?

Yes, that has no problem, but please pay attention not let the power inverter overload, as some kind of appliance will have surge power when works, also some heavy duty appliance will request 10-15 times continue power than the spec. power, so man should pay atttation on it.



how long will the power inverter works?

That depends on what kind of appliance is on the load, how many watts is the load appliance, also depends on the capacity of the battery bank, thanks!


How to rise the DC high voltage alarm of  LF power inverter?

Please find out R14(10M ohm Resistor)on the control board, and replace it with a 1M ohm or 1.2M ohm resistor, or connect a 1M ohm or 1.2M ohm resistor with R14 in parallel, then the DC high voltage alarm will be 1V-2V higher.


For you LF power inverter which  have a battery chargering function, how can I use it?

If your power inverter is 110V ac inverter, then just use the AC cable to connect your 110V home grid power to the AC input connector on the inverter, then turn on the inverter, if your inverter is split phase inverter, then the AC input power must be 220V 60Hz power, thanks!


what is the difference between LF and HF power inverter?

LF power inverter contains big tranfromer instead of mosfets of HFpower inverter, so our LF inverter is more steady and have a better performance.


About the LF power inverter, you have small metal on/off switch? Why you need this button?

Yes, this is marketing feedback, as some freezer & refrigerator, when you turn it on this appliance, will need big amp in the first begining, the transformer inside will get hot in the mini secs, so the sensor not faster enough to turn the fan on, so sometimes the fan not turn on the inverter shut down because the high faster hot coming, in this moment, you better put the manaual switch for the fan to come down the teamp, that's why we make this special design, tks.



Without battery attached, it will not work...is this normal?2. With battery attached, when battery dies, inverter will not function?3. So inverter can only run on battery power?


Without battery attached, it will not work...is this normal?2. With battery attached, when battery dies, inverter will not function?3. So inverter can only run on battery power?

The LF power inverter can only run on batttery power, if not battery attached or battery dies, then the inverter won't work, thanks!



When the fan on the power inverter will turn on itself?

Inside of the power inverter go to 70c, the cooling fan will auto start to cool the temperature, thank you!


The LCD display on the power inverter doesn't work , just only shows 1, 2, 3 on it, what should I do?

Please open the case of the power inverter and check if the buttons stucked.



I would like to mount this power inverter on the wall, is it possible?

Yes, that has no problem, but please kindly note that we cannot offer any mounting brackets or mounting kits, thanks!


Do I have to pay custom tax for this power inverter?

If the item location is in USA, then there will not have custom tax caused to you.


Is there an internal setting that I can change to lower the amp charge rate ?

There is no internal setting that you can change the charge amp, our power inverter will charger your battery automatically according your battery status,thanks!


If there's an adjustment inside to turn up the outpt voltage of the power inverter?

That is factory original design, man cannot turn up the output voltage of the power inverter by themselves, thanks!




With the power switch off and nothing plug in I connected the battery. As I started to connect the second lead there was a major spark between the cable and the battery.

When first time to connect the battery cable to the power inverter, there maybe spark , the second time to connect the battery then won't come any spark any more, just be sure when you connect the battery, please turn the inverter off, thanks!


How to rise the DC high voltage alarm of LF power inverter?

Please find out R14(10M ohm Resistor)on the control board, and replace it with a 1M ohm or 1.2M ohm resistor, or connect a 1M ohm or 1.2M ohm resistor with R14 in parallel, then the DC high voltage alarm will be 1V-2V higher.





Is this this power inverter have a remote controller function?

I am sorry that this power inverter don't have remote controller function, thanks!




Why i connect solar panel to this 8000W PI power inverter go to high voltage alarm?

If your battery over 15v, then will have high voltage shut down to protect the inverter, you need make sure your solar controller is under 15v, other wise the controller can not match the demand for the inverter


What kind of battery do you recommend to use with this power inverter?

For this power inverter just use it with Lead-acid battery, like Gel U.S.A or A.G.M1 or A.G.M2.


what is the frequency of your grid tie power inverter?

our grid tie inverter's frequency is 50hz/60hz, auto detective.


How to connect my 220V grid wire to your 220V H-bar AC input (for 8000W LF SP power inverter)?

House L1 to AC input L on the power inverter, House L2 to AC input N, Huse N to AC input E.


Is there an internal setting that I can change to lower the amp charge rate ?

There is no internal setting that you can change the charge amp, our power inverter will charger your battery automatically according your battery status,thanks!


why modified power inverter can not run pump?

As pump or motor appliance have 15-20times peak power require, modified power inverters only have 2-times peak power, you may need try LF INVERTER to run this kind of appliance, tks.



Except power inverters do you still sell batteries and solar panels?

we only sell all kind of power inverters and solar controller, but do not sell battery and solar panels, you can buy it from other seller, thank you.


For your 2400W solar controller what is the max PV voltage in?

If your solar panel is 12V system, then the input voltage must between 10V-22V.
If your solar oanel is 24V system, then the input voltage must between 20v-45V.


For your LF power inverter how much current will be used when battery is low?

The LF power inverter will charger the battery by 3 steps: first, 70-90% for battery total amp; second step:50%; third step:3-5%



Will the LF 5000w power inverter drive a 115v/20a wire feed arc welder for short intermittent welding cycles?

We don't recommend to use our power inverters to drive any welder, thanks!



For your LF type power inverters, which built in battery charger function, is there a SWITCH for both battery types? (slightly different voltages) - maybe the tiny green "BTY VOLT"?

Yes, there is such a switch for tattery types, this man can refer it on the user manual.


When you put 120v to it does this inverter automatically switch to the 150 amp battery charger and back to inverter when power is off and if so how fast dose it switch?

When connect 120V input to the power inverter it will automatically swith to the battery charger, but not 150amp, 150 amp is max current, but when charger the battery the charger current is depends on the status of your battery bank system, usually the current won't reach 150 amp.
when power is off will back to inverter, this is UPS function, the switch time is about 1-2 seconds, thank you!


Do you have an power inverter that can use both 12V and 24V?

no, we don't have such a power inverter, thanks!


Is there a remote control for this power inverter? I want to mount it near my batteries and control it from inside a motor home.

I am sorry that there is no remote control for this power inverter, thanks!


Can I pick up the power inverter from your US warehouse?

I am sorry that we don't offer pick up service for our power inverters, thank you!


How to rise the DC high voltage alarm of  LF power inverter?

Please find out R14(10M ohm Resistor)on the control board, and replace it with a 1M ohm or 1.2M ohm resistor, or connect a 1M ohm or 1.2M ohm resistor with R14 in parallel, then the DC high voltage alarm will be 1V-2V higher.


I am interested in your product, before I buy it I want to confirm if you offer any warranty, if so, then after the warranty time can I buy repair parts from you if the inverter has problem?

we do offer our clients after sale service, for the warranty policy please refer it as advertised on eBay. if after warranty time we can also sell parts to you to repair it, thanks!




what's the place we need put the inverter?

During the dc to ac, the power inverter will cause the hot inside, you may needchoice good wind flow to avoid shut down for the teamp protection, best place is outside, tks!


Can I program the input voltage of your solar controller?

am sorry that man cnnot program the input voltage of the solar controller, thank you!




I have a air conditioner, and would like to buy your 8000W PI power inverter to run it, then how long can I run it with your inverter?


Please let me know how how many watts is your air conditioner and what is the capacity and voltage of your battery, as how long can run your air conditioner depends on how many watts is it and how big is your battery,  also you had better buy one pure sine wave inverter to run it , thank you!




would your 5000w LF pure sine wave power inverter dc 24v/ac110v work with a home solar system as the inverter?

this is off grid inverter, cannot work with home solar system.Our ATS power invertercan connect with solar panel system to charger battery , but cannot deposit solar panel power to home grid, thanks!



How to repair mos board of LF power inverter?

Please refer to this link:  http://youtu.be/hegYAa7v2CE





For your 2018 model, can you please increase the voltage input range for the charger section to something like a maximum of 140v-150v AC?

I will reflect your demand to our company and see if in the future we can solve this issue and can increase the voltage input range for battery charger, thank you!


The power inverter electronics is not restraining the RATE of battery charging!

the power inverter is already doing the restrain I am talking about (the 3 steps , first step 70-80% amp coming, second 10-20%, third 3-5%), all we need to do is use more steps. Instead of going 70-80%, 10-20%, and 3-5%, do 20-30%, 20-30%,10-20%,10-20%, and 3-5%. But as you say, it would have to be done in the future. thank you!