Redway Battery (US)

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Description

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Redway Power 12V 300AH LiFePO4 battery is a high-capacity battery created to fulfill the demands of many applications. With its extended cycle life, high discharge rate, and outstanding performance at low temperatures, this battery is well suited to solar power systems, electric cars, and backup power systems.

Important characteristics:

Large capacity: With a capacity of 300AH, this battery can provide continuous power for a long time.
Extended cycle life: Long-term applications benefit from the battery’s design life of over 4000 cycles.
High discharge rate: High-power applications benefit from the battery’s high discharge rate.
Good performance in colder regions: In colder climates, the battery performs well and is a reliable option.
Lightweight and small size: Since the battery is small and lightweight, it is easy to install and move.

Redway 12V 300Ah LFP Battery

12V300Ah LiFePO4 Specifications
Cell Type LiFePO4
Nominal Voltage 12.8V
Nominal Capacity 300Ah
Nominal Energy 3840Wh
Charge Voltage 14.6V
Discharge Voltage 10V
Max. Continues Charge Current 200A
Max. Continues Discharge Current 200A
Dimensions
[L x W x H]
523*269*218mm
20.59*10.59*8.58in
Weight 26.5 kg
IP Rating IP65 / (More request)
Series & Parallel 4S20P
Max. Battery Parallel 4P to 15.36kWh (More request)
Cycle Life >4000 cycles
Self-Discharge 3% (Per month)
Charge Temperature 0°C ~ 60°C
Discharge Temperature -20°C ~ 65°C
Monitoring & Protection BMS: Overcharge / OverDischarge / Overcurrent / OverTemperature / ShortCircuit
Optional Functions Bluetooth / WiFi / LCD Screen / LED Touch Screen / RS485 / RS232 / CAN bus / 4G / 5G / GPS / Self-heating / Active Balance / APP
Charger Yes
Terminal M8 Bolts
Battery Case ABS
Design Life 15 Years
Warranty 3 Years
Silk-Screen / Label Printing Yes
User Manual / Warranty Card Yes
Customization / OEM / ODM Yes
Shipment Yes
Certifications IEC / UN38.3 / MSDS (More requests)

 

Applications

There are many applications for the 12V 300AH LiFePO4 battery, including:
Solar power systems: Due to its high discharge rate and extended cycle life, the battery is a reliable and affordable long-term energy storage option for solar power systems.
Electric cars: Since the battery has a high discharge rate and an extended cycle life, it can provide dependable and long-lasting power in electric vehicles.
When power goes out or other crises arise, batteries are a great option for backup power systems.

Comparative Analysis of Other Batteries
Over standard lead-acid batteries, the 12V 300Ah LiFePO4 battery offers several benefits. Thanks to its longer cycle life, higher discharge rate, and improved performance at low temperatures, it is a more reliable and economical option for many applications. Due to its reduced weight and compact construction, it is also easier to carry and install.

In summary, Redway’s 12V 300Ah LiFePO4 battery is a top-notch, dependable, and economical option for a variety of applications. Due to its large capacity, extended cycle life, and excellent performance, it is an excellent choice for backup power systems, electric cars, and solar power systems. If you’re seeking a battery that provides dependable power for a long time, the 12V 300Ah LiFePO4 battery is the ideal choice.

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FAQs

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How long will a 12v 300Ah lithium battery run?

When estimating the runtime of a 12V 300Ah lithium battery, consider the load connected. A current featured snippet provides an example: running an 80W refrigerator for 48 hours. Alternatively, using a battery runtime calculator, one could estimate runtime based on battery capacity and load. Both methods offer insights, catering to users’ preferences for specific examples or general calculations.

When estimating how long a 12V 300Ah lithium battery will run, you consider the load it powers. The current featured snippet gives an example of an 80W refrigerator running for 48 hours on a full charge. Alternatively, you can use a battery runtime calculator. By multiplying the battery’s capacity (in watt-hours) by the load’s power (in watts) and dividing it, you get an estimate of the runtime. This method offers flexibility, allowing users to calculate runtime for various loads and scenarios.

How long does it take to charge a 12V 300ah battery?

When charging a 12V 300Ah battery, the time required varies based on the charging rate and battery condition. Charging with 8 x 100W solar panels takes about 5 hours for a full charge, or 2.5 hours if the battery is 50% discharged. Charging at 10% of the battery’s capacity takes approximately 10 hours, while a 20% C-rate reduces it to 5 hours. Charging at a 1C-rate could theoretically take about an hour.

When you’re charging a 12V 300Ah battery, the time it takes depends on how fast you’re charging it and its current state. If you’re using 8 solar panels, each generating 100 watts, it’ll take about 5 hours for a full charge. If the battery’s only halfway drained, it’ll only take around 2.5 hours. Charging slowly at 10% of the battery’s capacity will take about 10 hours, while a faster rate of 20% will halve that time to 5 hours. The fastest rate, charging at 1C, could potentially finish in an hour, though it may not always be feasible.

How do I know when my 12V 300ah LiFePO4 battery is fully charged?

To ensure your 12V 300Ah LiFePO4 battery is fully charged, monitor its terminal voltage, stabilizing between 14.2V and 14.6V. Additionally, observe the charging current decrease, especially with smart chargers or Battery Management Systems. Utilize visual or audible cues from the battery’s built-in Battery Management System. Follow manufacturer guidelines for safe and efficient charging practices.

Ensuring your 12V 300Ah LiFePO4 battery is fully charged is essential for its performance. Firstly, you can check the terminal voltage, typically stabilizing between 14.2V and 14.6V when fully charged. Another method involves monitoring the charging current, which decreases as the battery approaches full charge, especially with smart chargers or Battery Management Systems. Additionally, many LiFePO4 batteries have built-in Battery Management Systems with visual or audible indicators to signal full charge. Following the manufacturer’s guidelines for charging is crucial to maintain safety and extend the battery’s lifespan.

What is the maximum charging current for a 12V 300ah LiFePO4 battery?

Discovering the maximum charging current for a 12V 300Ah LiFePO4 battery involves considering various factors. This battery supports a charge current ranging from 50A to 100A, along with a continuous discharge current of up to 200A. Additional features include a built-in 200A BMS, communication port, and operating temperature range of 0°C to 45°C.

When exploring the maximum charging current for a 12V 300Ah LiFePO4 battery, several factors come into play. This battery can handle a charge current ranging from 50A to 100A, ensuring efficient charging. Additionally, it supports continuous discharge currents of up to 200A, providing reliable power output. With features like a built-in 200A BMS for safety and stability, communication ports for monitoring, and an operating temperature range of 0°C to 45°C, this battery offers versatility and performance. It’s crucial to adhere to manufacturer guidelines and use a suitable charger to optimize charging efficiency and battery lifespan.

How many panels do I need to charge 12V 300ah battery?

To fully charge a 12V 300Ah LiFePO4 battery, consider solar panel wattage, charge controller type, and desired charge time. With 100W solar panels, it takes 8 panels in 5 hours or fewer if battery is partly discharged. Alternatively, using MPPT charge controller, 730W solar panels are needed for a 6-hour charge. Actual times may vary.

To fully charge a 12V 300Ah LiFePO4 battery with solar power, several factors must be considered. Solar panel wattage, charge controller type, and desired charge time play crucial roles. For instance, using 100W solar panels, it takes about 5 hours with 8 panels for a full charge. However, if the battery is only partially discharged, it can take less time. Alternatively, employing an MPPT charge controller, approximately 730W solar panels are required for a 6-hour charge. Actual charging times may vary depending on environmental factors like sunlight intensity and battery condition.

Do 12V 300ah LiFePO4 batteries need a special charger?

Yes, LiFePO4 batteries require a specialized charger for safe and efficient charging. They need a charge termination voltage of approximately 3.6-3.65 volts per cell, different from lead-acid batteries. Charging rates should adhere to manufacturer recommendations to prevent damage. Using a charger designed for LiFePO4 batteries ensures accurate regulation and safety features for optimal performance and longevity.

LiFePO4 batteries, like the 12V 300Ah variant, require a specialized charger due to their unique charging needs. Unlike lead-acid batteries, they demand a specific charge termination voltage of approximately 3.6-3.65 volts per cell. Using a regular lead-acid battery charger, which typically provides only 12.6-12.7 volts, may not fully charge the LiFePO4 battery. Charging rates also need careful consideration, with recommendations ranging from 0.2C to 1C. Higher charging rates can damage the battery. Specialized LiFePO4 battery chargers accurately regulate current and voltage, ensuring safety by preventing overcharging and associated hazards like thermal runaway and fire. Investing in a dedicated charger ensures optimal performance, longevity, and safety for LiFePO4 batteries.

Can a 12v 300Ah LiFePO4 battery be used in a car?

Yes, a 12V 300Ah LiFePO4 battery is suitable for cars. Consider voltage compatibility, size, and fitment. It offers advantages like longevity, safety, lightweight, and fast charging. Use a suitable BMS and adhere to charging guidelines. Common in EVs and hybrids, consult the manufacturer’s documentation and seek professional advice for optimal performance.

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