3 kW Split Phase Off Grid Inverter Charger, 24V/48V

$949.76

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High quality and reasonable price 3kW split phase off grid inverter charger for sale online. This solar inverter charger adopts cooling fan, preventing overheating and potential damage to internal components, ensures the off grid inverter operates efficiently. 3000 watt off grid split phase inverter has 3 working model that can be set: battery first mode, AC first mode and saving energy mode. LCD display data info in off grid solar inverter charger, convenient for customers to quickly find faults and guide maintenance.

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Delivery date: 15-20 days

SKU: ATO-OGI-LS303

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With WiFi Module

Yes [+$27.17]

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Overview
Specs
FAQ
Reviews

Overview

A 3kW split phase off grid inverter is a device designed to convert direct current (DC) electricity, typically from solar panels or batteries, into alternating current (AC) power for off-grid electrical systems. This off grid solar inverter charger is specifically built to support split phase systems, commonly used in America. off grid split phase inverter are typically used in setups that don't rely on the electrical grid, allowing users to run appliances like lights, pumps, and small HVAC units without being connected to grid electricity.

Features:

Peak power more than 3 times, full automatic and perfect protection function.
AC charge current 0-30A adjustable, three working modes selectable.
Added fault code query function, easy to monitor the operation in real time.
Supports diesel or gasoline generator, tough electricity situation can also be used.
Pure Sine Wave Output. This type of output is ideal for sensitive electronics and appliances because it reduces the risk of damage and ensures smooth operation.

Details:

LCD Display

It provides a user-friendly interface for monitoring vital system parameters of split phase inverter charger in real time. This visual feedback helps users troubleshoot issues quickly and adjust settings for optimal performance, ensuring better system efficiency and reducing the need for technical support. It enhances convenience, improves system management, and promotes more efficient energy use in off-grid environments.

Wall-mounted Design

It saves floor space, making it ideal for areas with limited room. The elevated position also improves airflow, enhancing cooling efficiency and prolonging the lifespan of split phase 3kW off grid inverter. By keeping the inverter off the ground, it is less prone to dust, dirt, and water exposure, increasing reliability in various environmental conditions.

Toroidal Transformer

Its compact design provides a higher efficiency-to-size ratio, reducing core losses and improving energy conversion. It also offers better voltage regulation and reduces the physical footprint of the inverter. Additionally, the transformer's low stray inductance improves system response and reduces heat generation, enhancing the lifespan and reliability of the pure sine wave inverter charger.

Applications:

Residential Off Grid System

Solar Power System

Office Area

RV & Mobile Home

Specs

Model		ATO-OGI-LS302
Rated power		3000W
Peak power (20ms)		9000VA
Batter voltage		24/48VDC
Input	DC input voltage range	10.5-15VDC / single battery
	AC input voltage	85VAC-138VAC / 170VAC-275VAC
	AC input frequency	45Hz-65Hz
	Max AC charging current	15A-30A (depending on the model)
	AC charging voltage	LEAD battery: Charge Voltage: 14V; Float Voltage: 13.8V (Single battery voltage)
	AC charging method	Three-stage (constant current, constant voltage, floating charge)
Output	Efficiency (battery mode)	≥85%
	Output voltage (battery mode)	L1-N/L2-N: 110AC±2% / L1-L2: 220VAC±2%
	Output frequency (battery mode)	50/60Hz ±1%
	Output wave (battery mode)	pure sine wave
	Efficiency (AC Mode)	＞99%
	AC output voltage (AC mode)	L1-N/L2-N: 110AC±10% / L1-L2: 220VAC±10%
	Output frequency (AC Mode)	tracking automatically
	Output waveform distortion (battery mode)	linear load ≤3%
	NO load loss (battery mode)	≤2.5% rated power (Models below 7KW); ≤1% rated power (Models above 7KW)
	NO load loss (AC mode)	≤2.5% rated power (charge does not work in AC mode)
	NO load loss (energy saving mode)	≤ 10W
Battery	Customizable	charge and discharge parameters of different types of batteries can becustomized according to user rerquirements
Inside solar controller (optional)	Charging mode	PWM or MPPT
	Charging current	10A-60A (PWM or MPPT)
	PV input voltage range	PWM: 30V-44V (24V system); 60V-88V (48V system) MPPT: 30V-120V (24V system); 60-120V (48V system)
	Max PV input voltage (At 25℃)	PWM: 50V (12/24V system); 100V (48V system) / MPPT: 150V
	PV array maximum power	24V System: 280W, 560W, 840W, 1120W, 1400W, 1680W 48V System: 560W, 1120W, 1680W, 2240W, 2800W, 3360W
Environment	Working temperature	-10℃~ +40℃ (Less load when temperature over)
	Storage temperature	-15℃~ +60℃
	Height	2000m (Less load when height over)
	Noise	≤55dB
	Humidity	0%-95% (No condensation)
Transfer time		≤4ms
Display		LCD
Thermal method		cooling fan in intelligent control
Working mode		battery first / AC first / saving energy mode
Protection		overload /over current/ high temperature/ battery low voltage/ battery high voltage
Communication		RS232 port (optional)
Size		490300130 mm (LWH)
Net weight		19.5kg

Split Phase Wiring Diagram:

Split phase off grid inverter wiring diagram

FAQ

What is the lifespan of split phase off grid inverter?

The lifespan of off grid split phase inverter typically ranges between 10 to 15 years, though this can vary depending on factors such as quality, usage, and maintenance practices. A well-maintained inverter from a reputable manufacturer can last longer.

Several factors influence the lifespan:

Environment. The operating environment plays a critical role. Inverters exposed to extreme temperatures, high humidity, or dust are more likely to experience wear and tear faster. Proper ventilation and cooling can mitigate some of these effects.
Load and Usage. Inverters that are consistently running close to their rated capacity may wear out more quickly. Overloading or running an inverter for extended periods without sufficient rest can reduce its operational life.
Maintenance. Regular cleaning, inspection of connections, and ensuring that the inverter is operating within specified voltage and current limits can prolong its lifespan. Dust buildup, especially on cooling fans, can increase the likelihood of overheating.
Power Surges and Faults. Off grid solar inverters can be more vulnerable to power surges or electrical faults, especially in rural areas where grid power is unstable. Using proper surge protection can help extend life.

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Existing reviews

Cost-effective 3kW split phase off grid inverter

My friend recommended me to buy inverter from Inverter.com. The performance of this 3kW split phase off grid inverter charger is very good. It plays an important role in my solar system. In general, it is a cost-effective split phase off grid inverter.

From: Luisblak hume | Date: 3/25/2025 7:20 PM

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