Introduction
This manual provides essential instructions for the safe and efficient operation of your ALLPOWERS R4000 Solar Generator and SP037 400W Solar Panel. Please read this manual thoroughly before using the product to ensure proper function and to prevent damage. Keep this manual for future reference.
Important Safety Instructions
- Do not disassemble, repair, or modify the unit. Incorrect reassembly may cause fire or electric shock.
- Do not place the unit near heat sources or in direct sunlight for extended periods.
- Do not operate the unit in wet conditions or immerse it in water.
- Ensure proper ventilation during use to prevent overheating.
- Keep out of reach of children and pets.
- Use only original or certified accessories.
- In case of fire, use a dry powder fire extinguisher. Water may cause electric shock.
- Handle the solar panel with care to avoid damage to the cells.
Package Contents
Verify that all items are included in your package:
- ALLPOWERS R4000 Solar Generator
- ALLPOWERS SP037 400W Solar Panel
- AC Charging Cable
- Solar Charging Cable (MC4 to XT60)
- User Manual
- Warranty Card
Product Overview
ALLPOWERS R4000 Solar Generator
The R4000 is a portable power station featuring a 3456Wh LiFePO4 battery and a 4000W AC output (6000W peak). It is designed for various applications, including RVs, camping, and home backup. The unit includes a sensitive touch screen for operation and multiple output ports.

Image: ALLPOWERS R4000 Solar Generator main unit with various ports and display.
ALLPOWERS SP037 400W Solar Panel
The SP037 is a foldable 400W solar panel designed to efficiently charge the R4000. It features ETFE solar cell lamination, polycrystalline silicon cells, and an efficiency of 22%. The panel is IP67 water-resistant and includes adjustable kickstands for optimal sun exposure.

Image: ALLPOWERS SP037 400W Solar Panel unfolded, showing its solar cells.
Key Components and Ports
The R4000 features a robust design with various input and output ports. These include AC outlets, USB-A, USB-C, and a car port. The unit also has an intuitive touch screen display for monitoring power status and settings.

Image: Exploded view of the ALLPOWERS R4000, illustrating its internal structure and battery components.
Setup Guide
Initial Charging
Before first use, fully charge the R4000 using the provided AC charging cable. Connect the AC cable to the R4000's AC input port and then to a standard wall outlet. The display will indicate charging status.
Connecting Solar Panels
- Unfold the SP037 400W solar panel and position it in direct sunlight. Use the adjustable kickstands to angle the panel for optimal sun exposure.
- Connect the solar charging cable (MC4 to XT60) from the SP037 solar panel to one of the R4000's solar input ports. The R4000 supports up to three independent solar ports for simultaneous charging.
- The R4000 display will show the incoming solar wattage, indicating successful connection and charging.

Image: The ALLPOWERS R4000 connected to multiple solar panels for charging, demonstrating multi-panel input capability.
Operating Instructions
Turning On/Off
Press and hold the main power button for a few seconds to turn the R4000 on or off. The display will illuminate upon activation.
AC Output Usage
To use the AC outlets, press the AC power button on the unit. The AC indicator will light up. Plug your devices into the available AC ports. Ensure the total wattage of connected devices does not exceed 4000W (or 6000W peak).
DC Output Usage (USB-A, USB-C, Car Port)
Press the DC power button to activate the DC outputs. Connect your USB-powered devices to the USB-A or USB-C ports. The car port can be used for 12V DC appliances. The USB-C port supports up to 100W, and the car port supports up to 120W.
UPS Function
The R4000 features an Uninterruptible Power Supply (UPS) function. When connected to an AC wall outlet and simultaneously powering devices, the R4000 can automatically switch to battery power in less than 15ms during a power outage, providing continuous power to connected devices.

Image: The ALLPOWERS R4000 connected to a computer setup, illustrating its UPS function during a simulated power interruption.
App Control
Download the ALLPOWERS app from your device's app store. Connect to the R4000 via Bluetooth or Wi-Fi to monitor power status, control output ports, and adjust settings remotely.

Image: A smartphone screen showing the ALLPOWERS application interface, demonstrating remote control and monitoring capabilities for the R4000.
Maintenance
- Cleaning: Use a dry, soft cloth to clean the exterior of the R4000 and solar panel. Do not use harsh chemicals or abrasive materials.
- Storage: Store the unit in a cool, dry place away from direct sunlight and extreme temperatures. For long-term storage, charge the battery to approximately 50-80% every 3-6 months to prolong battery life.
- Battery Care: The R4000 uses a LiFePO4 battery, known for its durability. Avoid fully discharging the battery frequently to maximize its lifespan.
- Solar Panel Care: Regularly clean the surface of the solar panel to remove dust, dirt, or debris that may reduce charging efficiency.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | Battery is completely discharged. | Connect to AC power and charge for at least 30 minutes. |
| AC output not working. | AC output not activated; Overload protection triggered. | Press the AC power button; Reduce the load on AC outlets. |
| Solar panel not charging. | Insufficient sunlight; Incorrect connection; Damaged panel/cable. | Reposition panel for direct sunlight; Check cable connections; Inspect panel and cable for damage. |
| App connectivity issues. | Bluetooth/Wi-Fi off; Out of range; App error. | Ensure Bluetooth/Wi-Fi is enabled; Move closer to the unit; Restart the app or unit. |
Specifications
ALLPOWERS R4000 Solar Generator
| Model Name | R4000 |
| Battery Type | LiFePO4 |
| Capacity | 3456Wh |
| AC Output | 4000W (6000W Peak) |
| Voltage | 110V |
| Max Input (Solar+AC) | 3000W |
| USB-C Output | 100W |
| Car Port Output | 120W |
| UPS Function | Switchover time <15ms |
| Dimensions (L x W x H) | 540 x 490 x 300 mm (21.25" x 19.29" x 11.81") |
| Weight | 45 kg (99 lbs) |
| Operating Temperature | -10°C to 40°C |
ALLPOWERS SP037 400W Solar Panel
| Rated Power | 400W |
| Solar Cell Lamination | ETFE |
| Cell Type | Polycrystalline Silicon |
| Efficiency | 22% |
| Open Circuit Voltage | 45.3V |
| Short Circuit Current | 11.45A |
| Maximum Power Voltage | 37.4V |
| Maximum Power Current | 10.6A |
| Unfolded Size | 105 x 266 x 0.5 cm |
| Folded Size | 105 x 53.2 x 6.5 cm |
| Net Weight | 18.5 kg |
Warranty and Support
The ALLPOWERS R4000 Solar Generator comes with a 5-year warranty for the battery generator. The included components, such as the 400W solar panel, typically have a 2-year warranty. For detailed warranty terms and conditions, please refer to the warranty card included in your package or visit the official ALLPOWERS website.
For technical support, troubleshooting assistance, or warranty claims, please contact ALLPOWERS customer service through their official website or the contact information provided in your warranty documentation.







