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14 kwh/15KWH lithium ion battery bank off grid solar backup system storage

(1 customer review)

Original price was: $2,500.00.Current price is: $1,890.00.

The Coremax 14.3 kWh home battery system offers easy ground installation and mobility with its four Footmaster wheels. Ideal for both residential and small workshop use, this expandable system provides reliable, eco-friendly backup power. Featuring high energy density, long lifespan lithium-ion LiFePO4 cells, and advanced BMS, it’s perfect for off-grid solar applications.

Lithium battery LiFePO4 48V 280Ah/300Ah 15kWh for solar system solutions. Long life guaranteed with deep cycles. The battery has a built-in BMS that monitors its operation and prevents the battery from operating outside designed limitations. The battery can be easily expanded by adding more battery packs in a parallel connection. With 95% DOD and more than 9000 cycle times, it ensures durability and efficiency. Convenient CAN & RS485 communication and higher energy density in a smaller volume make it an ideal choice.

SKU: 15 kwh battery system Categories: ,
Description

About LFP48280A

The Coremax 14.3 kWh home battery system is designed for easy ground installation. Equipped with four Footmaster wheels, it allows customers to move the battery bank to any desired location. This makes the battery storage system not only suitable for residential use but also ideal for small workshops as an emergency power pack.

The Coremax 14.3 kWh system can be upgraded to 15 kWh, 30 kWh, and even up to 240 kWh. It is an environmentally friendly backup power storage system, made from cathode lithium-ion LiFePO4 materials, A-grade prismatic battery cells (with over 9000+ life cycles), and a battery management system (BMS) developed using proprietary core technologies.

This 14.3 kWh battery system is one of the best off-grid solar solutions for small homes or workshops. It features high energy and power density, along with a long lifespan. Its ease of installation and expansion reflects the real needs of end users and demonstrates strong technical capability. To date, it has served over 6000 families.

14.3kwh 48v 280Ah powerpro lithium battery storage system for residential solar

Features

  • MPN: LFP48280A
  • Usable Capacity: 14.3 kWh
  • Voltage: 48V
  • Rated Voltage: 51.2V
  • Charge Voltage: 57.6V
  • Discharge Voltage Range: 48-57.6V
  • Cycle Life: >9000 cycles @ 25°C
  • Working Temperature Range: 14°F - 122°F
  • Depth of Discharge (DOD): 95%
  • Modules Connection: 1-16 in parallel
  • Communication: CAN & RS485
  • Ingress Protection: IP21
  • Net Weight: 350 lbs
  • Gross Weight: 410 lbs

Upgrade your energy storage with the Coremax 14.3 kWh home battery system today! Enjoy easy installation, exceptional performance, and the flexibility to expand your capacity up to 240 kWh. Perfect for both residential and small workshop use, this eco-friendly system ensures reliable power backup with its cutting-edge technology. Join over 6000 satisfied families who have already made the switch. Contact us now to learn more and secure your Coremax battery system!

easy installation

Detail Specifications

ItemUnitModule SpecificationRemark
Nominal CapacityAh280Ah 300Ah @ 0.5C 
Actual CapacityAh≥280Ah 300Ah@ 0.5C 
Configuration-16S 
Operating Temp.Min.℃0 (Charge).-20 (Discharge)@ Temp Sensor
Max.℃55
Storage Temp.Min.℃-20   
   
Max.℃55 
Nominal VoltageV51.2Cell 3.2V
Max. VoltageV58.4Cell 3.65V
Min. VoltageV40Cell 2.5V
Nominal Energy ContentkWh

≥ 14 kwh @ 0.5C

 
WeightKg≤150 
Resistance Consistency (10s, 25℃, 30%SOC, BOL)--15%/+10% DC-IR 
Discharge Operation max current (10s, 25℃, SOC50%, BOL)A200Amps120 Per 1 module
Charge Operation max current (10s, 25℃, SOC 50% BOL)A100 A90Per 1 module
Continuous Discharge Operation current (25℃, SOC50%, BOL)A100A105 Per 1 module
Continuous Charge Operation current (25℃, SOC 50% BOL)A100 A52.5 Per 1 module
Standard Charge (@ 25℃ )
-
Constant Current: ≤0.5C Constant Voltage:3.65V End Condition(Cut off):

≥0.02C
 
The state of charge(SOC) of the module-SOC 30%±3%before shipping
Cycle Life Over 9000+ 
Safety and Reliability-Compliance with QC/T 743 test standardGBT Certificate @cell
InsulationMΩMin 20MΩ/1000VDC, 25℃±5℃, RH50% 
Cooling type-Natural(Passive) Convection(Air Cooling)

WHY NEED IT

You can store your solar power to use when you desire, meaning you are less dependent on grid power, which makes you more self-sufficient. 14.3 /15 kwh battery system can also protects against blackouts, which can be a big concern for some people. you might have a generator, but Coremax solar battery storage bank can replace the generator with a battery. And keep your house quit with air pollution

STORING SURPLUS ENERGY IN BATTERIES FOR LATER USE | SIMPLE. RELIABLE. EFFICIENT

This 14 kwh battery bank chemistry is the safest cell technology on the market, inside with 16S gotion lfp (Guoxuan cells). CMX in particular offer higher capacity cells, higher density cells and monitor individual cell voltage rather than overall pack voltage. 14 kwh lithium ion battery utilise prismatic cells rather than conventional soft pouch cells which minimise heat build-up and thermal hotspots. This 14/15 kwh battery bank built in circut breaker, if there an short circut outside , the breaker works as an additional protection for your solar storage system. In addtional, we have included the LCD screen monitor.

Features of BMS

  • Max.V.ID: The cell with the highest voltage is the 7th cell in the pack at address 2.
  • Min.V.ID: The cell with the lowest voltage is the 15th cell in the pack at address 1.
  • Cell Num: Number of cells in the pack.
  • Max.V: Maximum cell voltage in the system.
  • Min.V: Minimum cell voltage in the system.
  • Diff.V: Voltage difference between cells in the system.
  • Env.Temp: Ambient temperature of the system.
  • Mos.Temp: MOS temperature in the system.
  • Max.Temp: Maximum cell temperature in the system.
  • Min.Temp: Minimum cell temperature in the system.
  • Diff.Temp: Temperature difference between cells in the system.
  • Parallel Number: Number of devices online.
  • Can Protocol: Current CAN protocol.
  • Rs485 Protocol: Current RS485 protocol.
  • CHG Current Limit: Requested charging current.
  • DISCH Current Limit: Requested discharging current.
  • DISCH Voltage Limit: Discharge cut-off voltage.
  •  
touch screen

Advantages of home battery systems

Our 15/14 kWh battery comes with a built-in touchscreen, making it very easy to select the communication protocol for different brands of inverters, either via RS485 or CANbus. The Coremax 14.3 kWh battery also allows for easy communication setup through the touchscreen.

  • victron
  • Pylon tech
  • Goodwe
  • Growatt
  • Voltronic
  • LXP(luxpower)
  • Deye
  • Sofar solar
  • Solis
  • SMK solar
  • Voltronic
  • SRNE
  • Wolong

Wholesale Price

Looking for wholesale bulk order on this 14.3 kwh battery bank and OEM production? Please contact with Coremax directly for distributor price.

    10 Kwh Power wall home battery Charge& Discharge Characteristics

    Computer Monitor

    Battery Operation Instruction

    Charging

    • Charging current: Cannot surpass the biggest charging current which in this specification book stipulated.
    • Charging voltage: Does not have to surpass the highest amount which in this specification book stipulated to decide the voltage.
    • Charge temperature: The battery must carry on the charge in the ambient temperature scope which this specification book stipulated.
      Uses the constant electric current and the constant voltage way charge, the prohibition reverse charges. If the battery positive electrode and the cathode meet instead, can damage the battery.

    Discharging current

    The discharging current does not have to surpass this specification book stipulation the biggest discharging current, the oversized electric current electric discharge can cause the battery capacity play to reduce and to cause the battery heat.

    Electric discharge temperature

    The battery discharge must carry on in the ambient temperature scope which this specification book stipulated.

    Over-discharges

    After the short time excessively discharges charges immediately cannot affect the use, but the long time excessively discharges can cause the battery the performance, battery function losing.
    The battery long-term has not used, has the possibility to be able to be at because of its automatic flash over characteristic certain excessively discharges the condition, for prevented excessively discharges the occurrence, the battery should maintain the certain electric quantity.

    Battery storage

    The battery should store in the product specification book stipulation temperature range. If has surpasses above for six months the long time storage, suggested you should carry on additional charge to the battery.

    Warranty

    The period of warranty is 5 years from the date of shipment. Coremax guarantees to give a replacement in case of cells with defects proven due to manufacturing process instead of the customers abuse and misuse.

    Compatible with Most of Popular hybrid inverters

    12 kwh battery bank solar system works with different brand inverters like sunsynk, deye, solaredge, sma, solis, kstar, goowe, growatt, sol-ark, luxpower tek. outback power, mppsolar, sofar solar, must, Sungrow, invt, enphase, victron energy, solax and so on.

    suppor inverters
    Additional information
    Weight 150 kg
    Dimensions 53 × 30 × 100 cm
    Cell Brand

    Capacity

    200Ah

    Voltage

    48V

    Reviews (1)

    1 review for 14 kwh/15KWH lithium ion battery bank off grid solar backup system storage

    1. Elva Colyer

      I’m very pleased with the services I received from Coremax, The customer service is what I appreciated the most. I was able to save a considerable savings installing the system myself along with the help of my friends. Coremax is competitively priced. I’m glad they were a part of the process.

    Add a review

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    About brand
    Gotion High-Tech Co., Ltd. is a Chinese manufacturer of lithium-ion battery cells, including lithium iron phosphate (LiFePO4) batteries, which are commonly used in electric vehicles, energy storage systems, and other applications.Gotion lithium battery cells are known for their high energy density, long lifespan, and fast charging capabilities. The high energy density means that the batteries can store a large amount of energy in a relatively small space, which is ideal for applications where space is limited. The long lifespan means that the batteries can be charged and discharged many times without significantly degrading their performance, making them a popular choice for energy storage systems. The fast charging capabilities enable the batteries to be charged quickly, reducing downtime and increasing efficiency.Gotion's lithium battery cells are also designed with safety in mind. The company uses advanced manufacturing processes and materials to ensure that their batteries are safe and reliable, and they have passed rigorous safety tests and certifications.Gotion offers a range of lithium battery cell products to meet different needs and applications. Their products include cylindrical and prismatic cells, with capacities ranging from 20Ah to 300Ah. Gotion's products are widely used in a variety of applications, including electric vehicles, energy storage systems, and backup power systems.In addition to their technical advantages, Gotion's lithium battery cells are also produced with a focus on sustainability. The company uses renewable energy sources such as solar and wind power in its manufacturing process, and it also uses recycled materials to reduce waste.Overall, Gotion's lithium battery cells are a reliable, high-performance choice for a range of applications. Their high energy density, long lifespan, fast charging capabilities, and focus on safety and sustainability make them an excellent option for manufacturers and consumers alike who prioritize performance, safety, and environmental responsibility.
    Shipping & Delivery

    Professinal Package

    Lithium batteries are DG goods. The shipping must according to MSDS and UN38.3 regulations. Coremax lithium batteries have passed all required rules. All batteries packed with foams in a brown carton box. Then fit into wood case or wooden pallet. The packing materials provide strong protections to inside batteries. Make sure customer receive batteries in a best condition.

    How to ship lithium battery packs.

    • 1. For small lithium batteries cells and small battery packs, we can ship by air or express.
    • 2. For heavy shipment and higher wh/ batteries, we will shipping by freight. For large order, we ship by containers.
    • 3. Coremax provides standard shipping to most area like USA and Europe. Shipping service include DDU. DDP. Please confirm with our sales team for the latest shipping rate.

    Lithium ion batteries are different from normal shipment. It requires special shipping forwarder to take care of them. You are welcome to use your shipping agent. Before that, please confirm with your agent as these are DG shipment. We provide shipping service to most area and different country. As battery weight and detail address will cause a different shipping rate. Please contact us for the exactly shipping cost on your order.

    About COREMAX

    Through cooperation with famous university on constant research and development in new technologies on BMS and Lithium batteries, we are heading toward leader status in the BESS industry due to its high-end technology. With rich experience and knowledge, we offer competitive and reliable LiFePo4 battery systems to promote the brand image, which in-turn has a profound influence on the whole industry. Innovations in research and development provide the best returns for our customers while at the same time providing the inspiration for our further development. Through great management, talented and forward-thinking engineers, high-quality products and first-class customer service, we aims to provide the best vapor experience. To our delight, we have earned a reputation all around the world. We believe that based on honest business practices and stable development, we can be all you want. Our goal is that everyone has a great experience with us, in accordance with our slogan of all for your health. Operation Philosophy: Quality and customer service are the decisive factors in any enterprise future. With that in mind, we implement the policy: Customer first, Quality first. Our forward thinking strategy has made us a consistent source of innovation across the industry in E-cigarettes and our production flexibility has allowed us to keep pace with the changing demands.

    Shipping

    With strict operating delivery systems in place, customers in the UK, Western Europe, and the US can be delivery door to door service. There is no more additional works on custom clearance for small quantity order.

    Customer Service:

    As the LiFePo4 lithium battery storage system industry is expanding rapidly in such a short amount of time, there is a high demand for certain products that take weeks and even months to arrive at the retailer. We are looking for distributors from different country like USA, Australia, Germany, England, Lebanon and South Africa..

    package and container pack