4kW Off Grid Inverter, 48V

SKU: PH-OGI-4
$1,129.55
● Processes 4 kW of rated power off grid pv inverter with an impressive 12,000VA peak (20ms), easily supporting 3 hp motor starts. ● Offers a flexible DC input voltage of 48VDC (optional) with a wide range of inputs to ensure compatibility with a variety of setups. ● Adopts three-stage AC charging mode with a maximum AC charging current of up to 30A to optimize energy replenishment. ● Utilizes a microchip for precise control, pure sine wave output, optional 110VAC to 240VAC AC output range, and automatic frequency tracking to 50/60Hz.
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⏱️ Delivery: 6-12 days
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Overview

We recommend our latest 4kW pure sine wave off grid inverter, designed for 48V DC, capable of supporting 3 hp starter motor. Adopting advanced microprocessor technology to ensure stable and efficient inverter output, it also supports 110VAC/120VAC/220VAC/230VAC/240VAC input voltage ranges for various environments and needs. When you choose to access the PV panels for charging, you can select the charging control current of 30A, 60A, 80A or 100A. Three-stage utility charging method (constant current, constant voltage, float charging) ensures battery life and performance. Off grid solar inverter output is pure sine wave, output efficiency is up to 99%, reliable and stable. Suitable for all kinds of off-grid solar systems, providing you with reliable power solutions.

4kw off grid solar inverter feature

Feature

  • Low loss, high efficiency, toroidal transformer, pure sine wave output.
  • LCD display, real-time view of setup parameters and operating conditions.
  • New fault code query function, convenient for users to monitor the operation status in real time.
  • Support diesel (gas) oil generator, which can be applied to work under the harsh power environment.
 

Details

  1. Industrial Frequency Toroidal Transformer: Key components of the inverter, convert voltage and keep it stable
  2. Microprocessor Chip: Controls off-grid inverter operation and protection functions
  3. Large Copper Core Wire Tie: Conducts current and reduces energy loss
  4. Digital LCD Display: Real-time display of inverter working status and parameters
1kw off grid solar inverter detail

1kW Off Grid Inverter Interface Demonstration

4kw off grid inverter structure

1 2 3 4
Solar Input/DC Output Terminal Block Input/Output Insurance Battery Positive & Negative Terminal AC Inputs & Outputs / Zero / Fire / Ground Terminals
5 6 7 /
AC Output Socket Temperature Control Cooling Fan RS232/ External Display Interface/ RS485 /


1kW Off Grid Inverter Input Methods

4kw off grid inverter output ways

Specs
Rated Power 4kW
Peak Power (20ms) 12000VA
Support Starter Motor 3Hp
DC Input Voltage 48VDC (optional)
DC Input Voltage Ranges 10.5-15VDC
Utility Input Voltage 110VAC / 120VAC / 220VAC / 230VAC / 240VAC (same as the output voltage)
Utility Input Frequency  50Hz / 60Hz (adjustable)
Photovoltaic Charging Control Current 30A/60A/80A/100A (optional)
Maximum Mains Charging Current 0~30A (depending on model)
Mains Charging Method Three-stage (constant current, constant voltage, float)
Inverter Output Efficiency ≥85%
Inverter Output Voltage AC±2%: 110V/120/ 220/230V/240V (optional)
Inverter Output Frequency 50/60Hz±1%
Inverter Output Waveform Pure sine wave
Utility Output Efficiency >99%
Utility Output Voltage Range 110VAC±10% / 120VAC±10% / 220VAC±10% / 230VAC±10% / 240VAC±10%
Utility Output Frequency Range Auto-tracking
Inverter Output Waveform Distortion ≤3% (linear load)
Battery Mode No-load loss ≤0.8% of rated power
No-load Loss in Utility Mode ≤2% of rated power (mains charger not working)
Energy Saving Mode No-load Loss ≤10W
Valve Regulated Lead Acid Batteries Average charging voltage:14.2V; Floating charging voltage:13.8V(12V system; 24V system*2; 48V system*4)
Customized Batteries Customized charging and discharging parameters for different types of batteries (charging and discharging parameters for different types of batteries can be set through the operation panel)
Battery Undervoltage Alarm 11V
Battery Undervoltage Protection 10.5V
Battery Over-voltage Alarm 15V
Battery Overvoltage protection 17V
Battery Overvoltage Recovery Voltage 14.5V
Overload Power Protection Automatic protection (battery mode), circuit breaker or fuse (mains mode)
Inverter Output Short Circuit Protection Automatic protection (battery mode), circuit breaker or fuse (mains mode)
Temperature Protection >90°C (output off)
Alarm A Normal working condition, no alarm sound from buzzer
Alarm B Buzzer beeps 4 times per second in case of battery failure, abnormal voltage, overload protection
Alarm C When the machine is turned on for the first time and the machine is normal, the buzzer will beep 5 times
Operating Mode Inverter priority/utility priority/energy saving mode
Conversion Time ≤4ms
Panel Display LCD
Heat Dissipation Method Smart fan control
Communication Function (optional) Mobile APP (WIFI monitoring or GPRS monitoring)
Operating Temperature -10℃~40℃
Storage Temperature -15℃~60℃
Noise ≤55dB
Altitude 2,000 m (exceeding the amount to be used at a reduced rate)
Relative Humidity 0%~95%, no condensation
Machine Size 615*315*209 (mm)
Installation Method Wall-mounted
Application
Off grid inverter for home

Off Grid Inverter for Home

Off grid inverter for outdoor

Off Grid Inverter for Outdoor

Kitchen appliances

Kitchen Appliances

Domestic electric appliance

Domestic Electric Appliance

FAQ

Q1. How long can a 4 kW off-grid inverter run on batteries?

The operating time of a 4 kW off grid pv inverter connected to batteries depends on factors such as battery capacity, load demand and efficiency. Typically, with a 48V battery pack, it can run for several hours at full load. However, reducing the load or using renewable energy sources such as solar panels can greatly extend the runtime. Regular maintenance and monitoring of the health of the batteries is also critical to maximizing the runtime of the 48v off grid inverter.

Q2. How do I determine if a 4 kW off-grid solar inverter (48 volt) is right for my setup?

  • Power Requirements: Calculate your total power needs and ensure the inverter's capacity exceeds this.
  • Battery Compatibility: Check compatibility with your 48V battery bank for seamless integration.
  • System Voltage: Verify that your solar panels or alternative power sources align with the solar inverter on off grid's voltage requirements.
  • Load Types: Consider the types of appliances and electronics you'll power to ensure compatibility with the inverter's waveform (e.g., pure sine wave for sensitive equipment).
  • Expansion Options: Evaluate if the inverter allows for future system expansion if your power needs grow.
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