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12V 150Ah LFP

Redway Battery offers a full range of lithium batteries in BCI Group 24, Group 27, Group 31, Group 34, Group 35, Group 51, Group 51R, Group 78, Group 8D dimensions, etc. We are a professional lithium battery factory. We undertake OEM/ODM production of lithium battery, please Contact Us.


12V150Ah Specifications
Cell Type LiFePO4
Nominal Voltage 12.8V
Nominal Capacity 150Ah
Nominal Energy 1.92kWh
Charge Voltage 14.6V
Discharge Voltage 10V
Max. Continues Charge Current 100A
Max. Continues Discharge Current 100A
[L x W x H]
330 x 172 x 215 mm
13 x 6.8 x 8.5 in
Weight 14 kg
31.5 lb
IP Rating IP65 / (More request)
Series & Parallel 4S10P
Max. Battery Parallel 4P to 7.68kWh (More request)
Internal Resistance ≤30mΩ
Cycle Life >4000 cycles
Self-Discharge 3% (Per month)
Charge Temperature 0°C ~ 60°C
32°F ~ 140°F
Discharge Temperature -20°C ~ 65°C
-4°F ~ 149°F
Optional Functions Bluetooth / WiFi / LCD / LED Touch Screen / RS485 / RS232 / CAN / 4G, 5G / GPS / APP
Charger High current fast charger
BMS Intelligent BMS protection
Terminal M8 Bolts
Battery Case ABS (Fireproof plastic)
Warranty 3 Years
Silk-Screen / Label Printing Yes
User Manual / Warranty Card Yes
Customization / OEM / ODM Yes
Shipment Yes
Manufacturer of Redway Factories Dongguan ✔
Certifications UL, FCC, IEC, CE, RoSH, UN38.3, MSDS / (More request)



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Among its essential characteristics are: 12V150AH LiFePO4 battery from Redway is a great choice for a variety of applications.
Large Capacity: This battery can store a lot of energy because to its 150AH capacity, making high-power applications possible.
Extended Cycle Life: With the right maintenance and care, the battery may last several years with a cycle life of over 4000 cycles.
Quick Charging: Fast charging makes this battery a great choice for applications that require quick charging times.
Safe and Reliable: A number of safety measures are built into the battery to ensure safe and reliable performance.


The 12V150AH LiFePO4 battery is an energy storage option that has a wide range of applications. Here are some examples:
In addition to storing energy from solar panels, the battery is a great choice for off-grid and backup power systems.
Electric Vehicles: In electric cars, the battery’s large capacity and quick charging capability make it an ideal choice.
Uses in Marine and RV: Marine and RV applications benefit from the battery’s small size and low weight.
Systems for telecom and uninterruptible power supplies (UPS): As a backup power source, batteries can be used in these systems.


The 12V150AH LiFePO4 battery from Redway Power is an outstanding choice for applications that require dependable, high-performance energy storage. It offers greater cycle life than lead-acid batteries and its stable chemistry ensures improved safety compared to other types of lithium-ion batteries. Additionally, it is a cost-effective solution due to its extended cycle life, fast charging capacity, and many safety features. All in all, the 12V150AH LiFePO4 battery is a great option when dependable and secure energy storage is required.

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How long will a 12V 150AH lithium battery last?

Wondering how long a 12V 150AH lithium battery lasts? It depends on factors like charging cycles and usage. Typically, lithium batteries endure around 500 cycles, while LiFePO4 types can last thousands. For estimation, with a 300W/hr load, it may run for 5-6 hours when fully charged. Following proper charging and maintenance practices can maximize its lifespan.

Let’s break it down:

  1. Battery Lifespan: Lithium batteries, known for durability, can handle around 500 charging cycles. However, LiFePO4 variants, like the 12V 150AH, can last even longer, sometimes thousands of cycles.
  2. Runtime Estimate: Imagine you’re using a 300W/hr load. In this case, a fully charged battery might run for about 5-6 hours. Remember, actual runtime can vary based on factors like load size and battery condition.
  3. Maintenance Matters: To extend battery life, it’s crucial to follow proper charging methods and perform regular maintenance. This ensures optimal performance and longevity.

How long does it take to charge a 12V 150Ah battery?

Charging a 12V 150Ah battery varies based on charging factors and efficiency. Estimates suggest: a 10A charger may take about 15-30 hours, a 20A charger roughly 7.5-15 hours, and a 30A charger around 5-10 hours. This depends on factors like battery state, charger quality, and temperature. Monitoring the process is crucial to prevent overheating and ensure efficient charging.

When charging a 12V 150Ah battery, it’s crucial to consider factors like charging speed and battery capacity. Here’s a breakdown:

  1. Charging Efficiency: Not all the energy from the charger goes into the battery due to inefficiencies. Assume around 80% efficiency.
  2. Charging Time Calculation: Divide the battery capacity by the charging amperage, then add 20% for inefficiencies. For instance:
    • With a 10A charger: It may take approximately 15-30 hours.
    • Using a 20A charger: Roughly 7.5-15 hours.
    • With a 30A charger: Around 5-10 hours.
  3. Factors to Keep in Mind: The charging time also depends on the battery’s current state, charger quality, and temperature. Monitoring the process helps prevent overheating and ensures efficient charging.

Why is my 12v lithium battery not charging?

If your 12V lithium battery isn’t charging, it could be due to various reasons. Common causes include a faulty charger, BMS failure, damaged charging system components, or over-discharged battery. Check connections, inspect the BMS and charging system, and avoid charging in extreme temperatures. For further assistance, consult the manufacturer or a professional. Follow safety precautions during troubleshooting.

Facing issues with a 12V lithium battery not charging can be frustrating, but let’s break down why it might be happening and what you can do about it:

  1. Check the Charger: First, make sure your charger is working correctly and properly connected. A faulty charger can prevent the battery from charging.
  2. Inspect the Battery Management System (BMS): The BMS plays a crucial role in overseeing the battery’s condition. If it’s not functioning correctly, it could be hindering the charging process.
  3. Examine the Charging System: Look for any damage to the charging system components, like wires, connectors, or fuses. Damaged parts can interrupt the charging process.
  4. Consider Battery State: If the battery has been overly discharged, it might not accept a charge. Attempt alternative charging methods to bring the voltage back up.
  5. Avoid Extreme Temperatures: Charging lithium batteries in extremely cold or hot conditions can affect their performance. Try to charge them in moderate temperatures for optimal results.

By troubleshooting these areas, you can often identify and resolve the issue causing your lithium battery not to charge. If problems persist, seek assistance from a professional or the battery manufacturer. Always prioritize safety when dealing with electrical components.

What is the maximum charging current for a 12V 150Ah battery?

The maximum charging current for a 12V 150Ah battery is 30 amps. It’s crucial not to exceed this limit to ensure safe and efficient charging. If you’re using a charge controller, it will automatically adjust the current based on the battery’s condition. Always follow the battery’s specifications and recommended guidelines to avoid damaging the battery and prolong its lifespan.

When charging a 12V 150Ah battery, it’s crucial to know the maximum current it can handle to avoid damaging it.

  1. Understanding Maximum Charging Current:
    • The maximum charging current for a battery refers to the highest safe rate at which electricity can flow into it during charging.
    • For a 12V 150Ah battery, this value is typically around 30 amps.
  2. Importance of Staying Within Limits:
    • Exceeding the maximum charging current can lead to overheating, damaging the battery, and reducing its lifespan.
    • It’s essential to follow the manufacturer’s recommendations and use proper charging equipment to ensure safe and efficient charging.
  3. Using Charge Controllers:
    • Charge controllers are devices that regulate the flow of electricity to the battery, helping prevent overcharging and controlling the charging current.
    • They adjust the charging current automatically based on the battery’s condition, ensuring it stays within safe limits.

By adhering to these guidelines and using appropriate charging equipment, you can effectively charge your 12V 150Ah battery while maintaining its longevity and performance.

What is the difference between 12V 100Ah and 150Ah battery?

Learn the difference between a 12V 100Ah and 150Ah battery in simple terms. A 12V 100Ah battery stores 1200 watt-hours, while a 12V 150Ah battery holds 1800 watt-hours. This means the 150Ah battery provides more power. The 100Ah battery suits smaller systems, while the 150Ah is better for larger ones. Consider your needs and usage when choosing between them.

Understanding the difference between a 12V 100Ah and a 12V 150Ah battery is essential when choosing the right power source for your needs:

  1. Capacity:
    • A 12V 100Ah battery can store 1200 watt-hours of energy, while a 12V 150Ah battery can store 1800 watt-hours. This means the 150Ah battery has more capacity and can provide more power.
  2. Power Output:
    • Power output is calculated by multiplying the battery’s voltage by its capacity in amp-hours. The 150Ah battery can deliver 1800 watts of power, compared to 1200 watts from the 100Ah battery.
  3. Use Cases:
    • The 100Ah battery is suitable for smaller systems with moderate loads and shorter backup periods. In contrast, the 150Ah battery is better suited for larger systems with heavier loads and longer backup needs.

When choosing between these batteries, consider your specific requirements and usage patterns to ensure you select the most suitable option for your application.

Can a 12V 150AH lithium battery be used as a deep cycle battery?

Looking for a reliable power source for your RV, solar system, or marine setup? Consider a 12V 150Ah lithium battery. Unlike regular car batteries, deep cycle batteries like this one provide consistent power over time without losing capacity. They’re lightweight, compact, and can last up to 2000 cycles or more, making them ideal for various applications. Plus, they charge efficiently and perform well in different temperatures.

Let’s talk about deep cycle batteries and why a 12V 150Ah lithium battery might be a good choice:

  1. What’s a Deep Cycle Battery? Deep cycle batteries provide steady power for a long time, perfect for things like RVs and solar setups. They can be discharged and recharged many times without losing power, which makes them durable.
  2. Advantages of Lithium Batteries:
    • Long Lifespan: Lithium batteries can last over 2000 cycles, much longer than other types.
    • Lightweight and Compact: They’re smaller and lighter than other batteries, so they’re great for mobile applications like RVs.
    • Efficient Charging: Lithium batteries charge up fast and hold their charge well, so you can rely on them when you need power.
  3. Where to Use Them: You can use a 12V 150Ah lithium battery in lots of places, like off-grid solar systems, boats, and backup power systems. They’re versatile and reliable, which makes them a popular choice for many different needs.

Do 12V 150Ah LiFePO4 batteries need a special charger?

Yes, lithium iron phosphate (LiFePO4) batteries require a special charger tailored to their needs. While a lead-acid charger may work in emergencies, it’s not ideal. Key considerations include voltage compatibility, where most lead-acid chargers align with LiFePO4 requirements, and the role of the Battery Management System (BMS) in preventing overcharging. Using a dedicated LiFePO4 charger ensures optimal performance and longevity for your battery.

Let’s break down the need for a special charger for LiFePO4 batteries in simple terms:

  1. Special Charger Requirement:
    • LiFePO4 batteries have specific charging needs due to their chemistry.
    • Unlike lead-acid batteries, they require a charger tailored to their voltage and charging characteristics.
  2. Voltage Compatibility:
    • Most lead-acid chargers operate within a similar voltage range to LiFePO4 batteries, making them usable in emergencies.
    • However, using a dedicated LiFePO4 charger ensures optimal performance and battery longevity.
  3. Battery Management System (BMS):
    • LiFePO4 batteries come with a Battery Management System (BMS) to prevent overcharging.
    • Using an incompatible charger can risk damaging the battery or compromising safety.

In summary, while a lead-acid charger may suffice in a pinch, investing in a dedicated LiFePO4 charger ensures your battery is charged safely and efficiently, prolonging its lifespan.

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