12V - 300AH - 3.8kWh Lithium Battery Bank

5,000 Cycles. LiFePO4. 10+ Year Lifespan.

RICH SOLAR 12V lithium battery has a much longer cycle life capacity, and is easier to maintain compared to other battery technologies. The LiFePO4 technology has better thermal and chemical stability, which improves battery safety and packed with power in a small and lightweight footprint. Easily uses the same space as your existing 12V battery and replaces lead acid, AGM or Gel battery applications in RVs, boats, commercial vehicles, off grid back up power and much more. Not intended to replace starting batteries.

Features

• Extremely high number of charge/discharge cycles
• > 10 Year lifespan with proper maintenance
• Built-in smart battery management system
• Wide operating temperature range
• Unsurpassed high temperature performance
• Green energy without metal contaminant
• Low maintenance
• High amp capacity
• Stable output voltage
• Little self-discharge
• Over charging or discharging protection.
• Over current & short circuit protection.
• High & low temperature disconnects
• Charge Voltage: 14.6V
• Max Charge Current: 50 A
• Max Discharge Current: 100 A
• Battery Dimensions: 12.8″L x 6.6″W x 8.5″H
• Weight: 21.8 lb

BMS Safety Protection

• Each cell is fused and if for some unlikely situation a cell fails, this design will isolate the cell stopping any other damage and allows the battery to function safely
• Convenient removable carry handle
• Lightweight
• Short circuit protected
• Physical damage to battery case will not cause fire
• Excessive thermal exposure will not cause a fire
• Able to withstand over-charge/over-discharge without damage to the battery
• Sophisticated Battery Management System (BMS)

This 300AH 12V 3.8kWh Lithium Battery Bank comes with:

• 3x 12V 100AH LiFePO4 Battery
• 4x 1ft 2 AWG Battery Cable

Specs

12V 100Ah LiFePO4 Lithium Iron Phosphate Battery Specifications

BMS Operation

Polarity Reverse Protection: Yes

Short Circuit Protection: Yes

Warranty

3 Year Manufacturer Defect

What Our Experts Think

The 12V - 300AH - 3.8kWh Lithium Battery Bank is a high-capacity, efficient energy storage solution designed for off-grid systems, RVs, or backup power. Here’s why it's a standout choice for those in need of reliable, long-lasting power:

• 300AH Capacity: With a large 300AH capacity, this battery bank provides ample power storage, making it ideal for applications that require long-duration power, such as off-grid cabins, RVs, or renewable energy systems.
• 3.8kWh Energy Storage: This battery stores up to 3.8kWh of energy, ensuring you have a consistent power supply for extended periods without frequent recharging.
• Lithium Technology: Unlike traditional lead-acid batteries, lithium batteries are more efficient, longer-lasting, and lighter. They also have a higher depth of discharge, allowing you to use more of the stored energy.
• Long Lifespan: Lithium batteries typically last longer than other types, offering over 2,000 charge cycles, ensuring years of reliable use without significant degradation in performance.
• Compact & Lightweight: This battery is lighter and more compact than equivalent lead-acid batteries, saving space and weight, which is particularly beneficial for RVs, boats, and other mobile applications.
• Efficient Charging: Lithium batteries charge faster and more efficiently than traditional batteries, reducing the time needed for recharging and maximizing available power.
• Safe & Reliable: Designed with built-in protections such as overcharge, over-discharge, and temperature management, this battery ensures safe and reliable operation in a wide range of conditions.
• Scalable: You can expand the system by connecting multiple units if you require more storage capacity, offering flexibility for larger systems or more demanding power needs.

Q&A

Q: What is the 12V - 300AH - 3.8kWh Lithium Battery Bank?
A: The 12V - 300AH - 3.8kWh Lithium Battery Bank is a high-capacity, long-lasting energy storage solution designed for off-grid systems, RVs, homes, and other applications requiring reliable 12V DC power. It provides 3.8kWh of energy and is ideal for powering electronics, lights, and other devices.

Q: How much power can the 12V - 300AH - 3.8kWh Lithium Battery Bank store?
A: The battery bank can store up to 3.8kWh of energy, providing 12V of power for extended periods. It is perfect for running various devices and appliances in off-grid applications.

Q: How long will this battery bank last?
A: Lithium batteries have a long lifespan, often lasting 10-15 years with proper care. The 12V - 300AH - 3.8kWh battery bank can withstand hundreds of charge and discharge cycles, providing reliable energy storage over time.

Q: What are the advantages of a lithium battery over traditional lead-acid batteries?
A: Lithium batteries are more efficient, lightweight, and have a longer lifespan compared to traditional lead-acid batteries. They also offer deeper discharge capabilities, faster charging, and require less maintenance.

Q: What can I power with the 12V - 300AH - 3.8kWh Lithium Battery Bank?
A: This battery bank is ideal for powering a variety of 12V devices, including RV appliances, lights, refrigerators, small electronics, and off-grid power systems. It can support both low and moderate energy-consuming devices.

Q: How do I charge the 12V - 300AH - 3.8kWh Lithium Battery Bank?
A: You can charge the battery bank using solar panels, a 12V or 24V DC charger, or via a compatible AC to DC charging system. The battery bank is designed to accept multiple charging sources, providing flexibility in off-grid setups.

Q: Is the 12V - 300AH - 3.8kWh Lithium Battery Bank easy to install?
A: Yes, the battery bank is designed for easy installation in off-grid systems, RVs, and homes. It features a straightforward 12V connection, and you can integrate it with your existing solar, inverter, or power system.

Q: How does the 12V - 300AH - 3.8kWh Lithium Battery Bank compare to other energy storage options?
A: Compared to lead-acid batteries, lithium batteries are more compact, lighter, and offer higher energy efficiency. They also have a greater depth of discharge and longer lifespan, making them a better investment for long-term energy storage.

Q: Is the 12V - 300AH - 3.8kWh Lithium Battery Bank weather-resistant?
A: Yes, the battery bank is designed for durability and can withstand a range of environmental conditions. However, it should be kept in a dry and cool environment to maximize its lifespan and performance.

Maintenance Tips

• Check Voltage: Use a multimeter to ensure the battery is fully charged (typically around 12.8V to 13.0V for a 12V lithium battery).
• Monitor Charge/Discharge Cycles: Track the battery’s charge and discharge cycles to ensure it doesn’t drop below 20% for optimal lifespan.
• Inspect Connections: Ensure all wiring, fuses, and terminals are secure and free from corrosion.
• Test Battery Performance: Run a load test by connecting a device and monitoring the voltage drop. The battery should maintain stable voltage under load.
• Balance Battery Cells: Lithium batteries may require periodic balancing to ensure uniform charge across all cells, especially after heavy use.
• Check for Overheating: Ensure the battery bank is not overheating during charging or discharging; keep it well-ventilated.
• Storage: If not in use for extended periods, store the battery at 50% charge in a cool, dry place.