4000 Watt Off Grid Solar Inverter Charger, 24V/48V

$1,410.31

| 4 review(s) | Add your review

4000 watt (6000VA) off grid inverter for sales online, with battery charging, pure sine wave output, LCD digital display show voltage, load and battery info in real time. 24V/48V DC input to 120V/ 240V AC output, strong loading capacity and peak power more than 3 times. Grid off inverter adopts AC input and output insurance, timely protect electrical equipment. The working temperature of this 4kW inverter is between -10 ℃ to 50 ℃.

Free shipping

Delivery date: 6-12 days

SKU: ATO-OGI-4000

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With WiFi Module

Yes [+$99.86]

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Overview
Specs
Manual
FAQ
Reviews

Overview

Quality and cheap solar off grid inverter/ inverter charger on inverter.com online store, which is 4000W (6000VA) power rating, converting 24V/ 48V DC to 110V/ 120V/ 220V/ 230V/ 240V AC. This low frequency inverter charger is perfect for most off grid systems. Grid off inverter often feature smart charging technologies and safety protections to ensure efficient and safe operation.

Features:

Pure sine wave output for compatibility with loads of different types.
Inverter charger has a mode of charging the battery from the AC supply with a charging capability of 0-30A.
Visualization of operation status of the equipment through a digital LCD.
Automatically transfer between battery and line modes. It enhances system performance, reliability, and user experience in off-grid applications.
Pure sine wave output (THD < 3%) for a wide range of applications and harsh environment.
A wide range of input voltage, accurate output and all automatic voltage stabilization, maximizing flexibility and efficiency.
Overall protection functions: battery overvoltage protection, battery under voltage protection, overload protection, short circuit protection and over temperature protection.

Details:

Battery Terminal

Battery positive terminal serves as the power input, receiving direct current (DC) from the battery bank. This connection enables efficient energy transfer from the battery to the inverter, supporting uninterrupted power supply. Conversely, the negative terminal completes the circuit, facilitating the flow of electrons from the battery to the off grid 4000 watt inverter.

LCD Display

LCD display enhances user convenience by displaying clear, detailed information, reducing the need for external meters, and helping users diagnose and resolve issues quickly. In addition, its low power consumption ensures minimal impact on the efficiency of off grid solar inverter, making them ideal for off-grid applications.

Cooling Fan

It prevents overheating, ensuring the inverter operates efficiently and extends its lifespan. By maintaining an optimal temperature, it reduces the risk of component failure and enhances reliability. Cooling fan also improves energy efficiency by allowing the pure sine wave off grid solar inverter to handle higher loads. Efficient cooling minimizes power loss and protects sensitive electronic components.

Off Grid Inverter for Solar Panel System:

off grid inverter for solar panel system

Specs

Model		ATO-OGI-4000
Rated power		4000W
Phase type		single phase
Standard battery voltage		24V/ 48VDC
Battery type		Lead-acid / gel/ lithium battery / custom battery
AC input	Rated input voltage	110V/ 120V/ 220V/ 230V/ 240VAC
	AC input voltage range	80VAC-138VAC (110VAC)/ 95VAC-148VAC (120VAC)/ 170VAC-275VAC (220VAC)/ 180VAC-285VAC (230VAC)/ 190VAC-295VAC (240VAC)
	AC input frequency	45Hz-55Hz (50Hz); 55Hz-65Hz (60Hz)
AC output	output wave	pure sine wave
	conversion efficiency (INV mode)	＞85%
	output voltage/frequency (INV mode)	110V/ 120V/ 220V/ 230V/ 240VAC±2%; 50/60Hz±1%
Built-in controller MPPT (optional)	rated current	100A
	pv array max power	24V(2800W)/ 48V(5600W)
	max pv input voltage(at the lowest temperature)	12/24V system: 120VDC; 48V system: 180VDC
Other	protection devices	battery undervoltage protection/ battery overvoltage protection/ overload power protection/ inverter output short circuit protection/ temperature protection
	protection degree	IP20
	display	LCD
	cooling method	cooling fan in intelligent control
	communication	RS485, APP(wifi monitoring or GPRS monitoring)optional
	working mode(settable)	battery priority/ maine priority
	operating remperature	-15℃~40℃
	relative humidity	0-95%, no condensation
	product size	615315209mm (LWH)
	packing size	680365280mm (LWH)
	N.W/G.W	24kg/25.5kg

Manual

FAQ

What are the requirements of electrolytic capacitors for PV solar inverter?

As an important part of photovoltaic power generation, the main function of solar inverters is to convert DC from photovoltaic modules into AC. So, what are the requirements of electrolytic capacitors for photovoltaic solar inverters?

High voltage. General high-power photovoltaic solar inverters incorporate the converted AC directly into the high-voltage power grid, but from the safety point of view, the output voltage of photovoltaic battery pack is generally not higher than 900V, two 450V electrolytic capacitors can be selected in series, but in order to improve security, two 500V electrolytic capacitors can be selected in series. Therefore, high voltage capacitors are needed to reduce the series connection of capacitors and improve reliability.
High ripple resistance. In general, the current flowing through capacitors of photovoltaic inverters is 0.44 times of the effective value of the output current of the inverters. For example, the output voltage of photovoltaic inverters is 250V, the output current corresponding to 1 kW output power is about 2.54A, and the current flowing through DC bus capacitors is 1.12A. DC bus capacitors of 100 kW PV solar inverters need to flow through 112A RMS current. The rated current of the selected capacitors should not be lower than this value. If the rated current of an electrolytic capacitor can not meet the requirements, it is necessary to select multiple electrolytic capacitors in parallel to obtain the required current value. Therefore, a single electrolytic capacitor with high ripple resistance is required to reduce the number of parallel electrolytic capacitors and improve the overall reliability.

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Existing reviews

Nice product, would be nice to have a better deal on the price!

This 4000w off-grid solar inverter handles all my appliances smoothly with pure sine wave output, and the LCD keeps me updated on voltage and battery status clearly. It’s built tough for all temperatures—just wish the price was a bit lower.

From: Benson Duncan | Date: 11/10/2024 6:51 PM

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Especially satisfied with the after-sales service

The off grid solar inverter was easy to install on my solar system. So far it is working well and have been able to use it to power and operate my entire house. The inverter really works well and is worth every penny compared to other products! And I am very happy with the customer service.

From: Ramsay Pmas | Date: 4/27/2022 3:10 AM

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Great quality.

This has been one of the best purchases I ever made. It arrived on time, was well protected by the packaging. This off grid inverter is very easy to install. Appears to be pretty good quality so far. I am very happy with this product.

From: Mesnard White | Date: 4/25/2022 7:09 PM

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Running smoothly

This 48V off grid solar inverter looks great. The casing is very attractive. I am very satisfied that it runs smoothly.

From: Wulph Wulph | Date: 7/5/2021 7:37 PM

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4000 Watt Off Grid Solar Inverter Charger, 24V/48V

Features:

Details:

Battery Terminal

LCD Display

Cooling Fan

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