Redway Battery (US)


12V 12Ah Wholesale OEM/ODM LiFePO4 Battery


Welcome to Redway Battery! OEM Factory Wholesale Price, Fast Delivery.
(Click to Get a Quick Quote!)

It is crucial to have a dependable battery when it comes to energy storage. Redway’s LiFePO4 12V12Ah battery is a great option for applications that need a reliable and durable power source. In every application, whether for industrial use, backup power, or another, this battery performs superbly.

The great energy density of this battery is one of its primary characteristics. It is the ideal option for situations where space is limited since it can store a considerable amount of energy in a compact and lightweight form. It can be charged and discharged repeatedly without losing capacity thanks to its long cycle life.

Another benefit of this battery is its safety. Unlike other lithium-ion chemistries, LiFePO4 is significantly less vulnerable to thermal runaway and other safety problems than other lithium-ion chemistries. Redway 12V12Ah batteries are dependable and secure options for any application because of this.

There are many uses for Redway’s 12V12Ah battery, including solar power systems, electric vehicles, backup power, and more. In addition to increasing its capacity or voltage output, it may be coupled in series or parallel, making it a versatile solution for various energy storage needs.

In conclusion, Redway’s LiFePO4 12V12Ah battery provides a dependable, secure, and adaptable energy storage option. Its high energy density, extended cycle life, and outstanding safety features make it an excellent investment for any application requiring a reliable and long-lasting power source.

Product Specifications:

Cell Type: LiFePO4
Nominal Capacity: 12 Ah
Nominal Voltage: 12.8 V
Norminal Energy: 153.6 Wh
Series / Parallel Number: 4S2P
Maximum Charge Current: 12A
Maximum Discharge Current: 15 A
Dimension (L*W*H): 151 x 98 x 97 mm
Charge Voltage/ Charge Cut-off Voltage: 14.6 +- 0.2 V
Discharge Cut-off Voltage: 10 V
Terminal: T2
Operating Temperature and Humidity Range: Charge: 0°C -60°C Discharge: -20°C -65°C
Max. Parallel Connection: non support
Protection Level: IP66

Get a Quick Quote with Few Clicks!

Technical Data

Welcome to Redway Battery! OEM Factory Wholesale Price, Fast Delivery.
(Click to Get a Quick Quote!)
Parameter Value
Cell Type LiFePO4
Nominal Capacity 12 Ah
Nominal Voltage 12.8 V
Nominal Energy 153.6 Wh
Series / Parallel Number 4S2P
Maximum Charge Current 12A
Maximum Discharge Current 15 A
Dimension (LWH) 151 x 98 x 97 mm
Charge Voltage/ Charge Cut-off Voltage 14.6 +- 0.2 V
Discharge Cut-off Voltage 10 V
Terminal T2
Operating Temperature and Humidity Range Charge: 0°C -60°C Discharge: -20°C -65°C
Max. Parallel Connection non support
Protection Level IP66
Get a Quick Quote with Few Clicks!


Welcome to Redway Battery! OEM Factory Wholesale Price, Fast Delivery.
(Click to Get a Quick Quote!)

  Download Datasheet

Get a Quick Quote with Few Clicks!


Welcome to Redway Battery! OEM Factory Wholesale Price, Fast Delivery.
(Click to Get a Quick Quote!)

How long will a 12V 12Ah lithium battery last?

The lifespan of a 12V 12Ah lithium battery depends on usage, charging, storage, chemistry, and quality. It can last 12 hours (running a 12W device) to 1 hour (running a 140W device). Compared to lead-acid batteries lasting 3-5 years, lithium batteries have longer lifespans. Proper maintenance and usage are vital for longevity, following manufacturer guidelines for charging, discharging, and storage.

Here’s an explanation in simple terms:

  1. Understanding Battery Lifespan: The lifespan of a 12V 12Ah lithium battery is affected by how it’s used, charged, stored, its type, and quality. It can last from 12 hours to 1 hour, depending on what’s connected to it.
  2. Comparison with Lead-Acid Batteries: Unlike lead-acid batteries, which last around 3-5 years, lithium batteries can last longer if properly maintained.
  3. Maintenance is Key: To make a lithium battery last longer, follow the manufacturer’s instructions for charging, discharging, and storing it properly. This helps maintain its performance and lifespan.

In short, how long a lithium battery lasts depends on how you treat it. Following guidelines and taking care of it can make it last for years.

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

To calculate charging time for a 12V 12Ah battery, you divide its capacity (12Ah) by the charger’s current (in Amps), then multiply by 1.4. For example, with a 10A charger, it’s about 1.68 hours. But actual time can be longer due to charging inefficiencies and methods. Always use a compatible charger and follow manufacturer guidelines for safe charging.

Let’s break it down in easy terms:

  1. Calculating Charging Time: To figure out how long it takes to charge a battery, you need to know two things: the battery’s capacity (in Ah) and the charger’s current (in Amps).
  2. Formula: You can use a simple formula to calculate it: Charging Time (hours) = Battery Capacity (Ah) ÷ Charger Current (A) × 1.4.
  3. Example: For instance, if you have a 12V 12Ah battery and a charger with 10A output, the estimated charging time would be about 1.68 hours.
  4. Considerations: However, actual charging time might be longer due to factors like charging inefficiencies and methods used.
  5. Safety First: Always use a charger that’s compatible with your battery, and follow the manufacturer’s guidelines for safe and efficient charging.

In summary, knowing how to calculate charging time helps ensure you charge your battery safely and efficiently, keeping it in good condition for longer use.

Why is my 12v 12Ah lithium battery not charging?

If your 12V 12Ah lithium battery isn’t charging, various factors could be at fault. Check for damage to the Battery Management System (BMS), ensure cables and power sources are intact, clean the charging port, and verify charger compatibility. Overheating, discharge level, and age may also affect charging. Seek professional assistance if issues persist, following safety guidelines diligently.

When your 12V 12Ah lithium battery isn’t charging, it can be frustrating, but there are steps to troubleshoot the issue. Here’s how:

  1. Check Battery Management System (BMS): The BMS ensures safety; if it detects damage, charging may be blocked.
  2. Inspect Charging Components: Look for damage in the charging cable, connection, and power source.
  3. Clean Charging Port: Remove debris to ensure a proper connection.
  4. Ensure Charger Compatibility: Use a charger designed for lithium batteries.
  5. Watch for Overheating: Stop charging if the battery or charger gets excessively hot.
  6. Consider Depth of Discharge: A deeply discharged battery may need a gentle charge to recover.
  7. Evaluate Battery Age and Condition: Older batteries or those with extensive use may not charge effectively.
  8. Verify Voltage Compatibility: Ensure the charger’s output matches the battery’s voltage.
  9. Check for Physical Damage: Look for signs like swelling or punctures indicating internal issues.
  10. Update Software/Firmware: Ensure any associated software is up to date.
  11. Seek Professional Help: If troubleshooting fails, consult a professional for further diagnosis and potential replacement. Remember, safety first when handling lithium batteries.

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

When charging a 12V 12Ah battery, aim for 20-25% of its capacity for best results. For lead-acid batteries, like B.B. Battery©, stick to a max of 3.6A. Lithium-ion may vary, so check manufacturer’s advice. Overcharging can harm batteries, so follow guidelines carefully.

Understanding how to charge batteries properly is important to make them last longer. Different types of batteries have different needs when it comes to charging. Let’s explore some essential points about battery charging.

1. Types of Batteries:

  • Lead-Acid Batteries: These are commonly found in cars and require a slower charging rate to stay healthy.
  • Lithium-Ion Batteries: Often used in smartphones and laptops, they can handle faster charging but still need care.

2. Charging Recommendations:

  • For Lead-Acid Batteries: It’s best to charge them at around 3.6A for a 12V 12Ah battery to prevent damage.
  • For Lithium-Ion Batteries: Follow the manufacturer’s recommendations for safe charging rates.

3. Avoid Overcharging:

  • Overcharging any type of battery can reduce its lifespan. It’s essential to stick to the recommended charging rates to keep your batteries in good condition.

In conclusion, knowing the right way to charge your batteries can help them last longer and perform better. By following the specific guidelines for each type of battery, you can ensure they stay healthy and efficient for longer periods.

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

Absolutely! A 12V 12Ah lithium battery, especially if it’s made with Lithium Iron Phosphate (LiFePO4) chemistry, is great for deep cycle use. LiFePO4 batteries last long, with up to 2000-7000 cycles, making them perfect for RVs, solar systems, and more. They’re lightweight, have stable voltage, and come with safety features like a built-in Battery Management System (BMS).

Let’s explore why a 12V 12Ah lithium battery, especially one using Lithium Iron Phosphate (LiFePO4) chemistry, is ideal for deep cycle applications.

1. Strong Chemistry:

  • LiFePO4 batteries: They’re built tough, able to handle many cycles without losing capacity.

2. Benefits for Deep Cycle Use:

  • Long-lasting: Lasts up to 2000-7000 cycles, making it perfect for RVs and solar systems.
  • Lightweight: Lighter than traditional batteries, making them easier to handle and install.
  • Steady Power Output: Maintains a consistent power level throughout the discharge process.

3. Various Applications:

  • Versatility: Suitable for RVs, solar power systems, electric scooters, and backup power supplies.
  • Safety Features: Equipped with a Battery Management System (BMS) for added protection.

In summary, a 12V 12Ah lithium battery with LiFePO4 chemistry offers durability, reliability, and versatility for deep cycle applications, making it an excellent choice for various power needs.

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


Get a Quick Quote with Few Clicks!

Inquiry Now!

Related Products