12V 250Ah Lithium Iron Phosphate Solar Battery

Item No.: TWE0305
Nominal Voltage: 12.8V
Nominal Capacity: 250Ah
Energy: 3200Wh
Max Dimensions: 520x267x230mm
Certificate: CE, ROHS, UN38.3, IEC62133, etc.
Weight: 30kg
Warranty: 2 years
Description Brand Introduction Review
Description
Product Specifications
Item Specifications Remark
Model No. TWE-LF12V250AH LiFePO4 Battery
Nominal Voltage 12.8V
Nominal Capacity 250Ah Standard discharge @0.2C after standard charge
Dimensions 520x267x230mm LxWxH
Cycle Life ≥2000 times ≥80% of the initial capacity
Housing Material ABS IP Rating: IP65
Terminal Type M8
Charge Cut-off Voltage 14.6V
Discharge Cut-off Voltage 9.2V 10V (recommemded)
Standard Charge Current 50A
Max Charge Current 100A
Standard Discharge Current 50A
Max Continuous Discharge Current 100A
Max Pulse Discharge Current 200A ≤5s
Operation Temperature Charge: 0℃~45℃, Discharge: -20℃~60℃
Storage Temperature -20℃~25℃ 12 months
-20℃~35℃ 3 months
-20℃~45 ℃ 1 month
Internal Resistance ≤25mΩ
Weight Approx. 30kg
Protection Over charge, over discharge, over current, over voltage, short circuit, cell protection, temperature protection, etc.
Product Advantages
- High safety, no fire, no explosion
- With advanced smart BMS
- Green and Environmental
- High discharge rate&Low self-discharge rate
- Good performance in high temperature and low temperature
- Light weight&Small volume: 70% lighter than lead acid battery
- Long cycle life over 2000 times, 10 years service life
Applications
Solar energy storage system, solar street light, emergency lighting, billboard lighting, backup power, portable audio system, UPS, Telecommunication, electric sprayer, access control, security system, electric scooter, electric vehicle, golf cart, RV, AGV, forklift, fish finder, garden tool, home appliances, etc.
Home Energy Storage
Solar Street Light
Golf Cart
RV
UPS
Portable Audio System
Certificates
Safety certificate: CE,CB, IEC62133, UL, PSE
Environmental certificate: ROHS, REACH
Quality management certificate: ISO9001, ISO14001, BSCI
Shipping certificate: UN38.3, MSDS, Air/Sea Transport Identification&Classification Report
CE certificate
RoHS certificate
IEC62133 certificate
UN38.3 certificate
ISO9001 certificate
Production Process
01 Materials Mixing
Fully automatic feeding system,High precision, fully enclosed
02 Coating
High precision constant temperature coating machine
03 Electrode Piece Rolling
Precision automatic roller machine
04 Electrode Piece Slitting
Automatic battery electrode piece continuous slitting machine
08 Injection
Fully automatic bell type liquid injection machine
07 Tab Welding&Beading
Automatic welding machine
06 Into Shell
05 Winding
Automatic winding machine
09 Automatic Laser Welding
10 Formation&Capacity Sorting
Needle bed type charging cabinet
11 Cycle Test
All cells will be 100% tested for 3 cycles.
12 OQC Test
100% full test on appreance, voltage, capacity, resistance, size, etc
Packing&Delivery
With 20 years experience in battery field, Topwell can ship the battery by Sea / Air / Express.
We can provide you with all DG certification which allows you to ship these batteries, such
as UN38.3 /MSDS /DG. We can ship from Shenzhen,Shanghai,HK...
Packing
Delivery
Exhibitions
Brand Introduction

Yichun Topwell Power Co., Ltd (Trademark:TWE) established in 2002, is a high-tech enterprise focusing on the R&D, production and sales of lithium polymer batteries, lithium ion batteries, lithium iron phosphate batteries, and lithium thionyl chloride batteries. Products are widely used in consumer electronics, Internet of Things, smart home, medical, vehicle, home and outdoor energy storage, and have obtained CE, RoHS, Reach, UN38.3, IEC62133, CB, UL, MSDS certifications, etc.

 

Topwell moves on by providing reliable, efficient and intelligent battery solutions to meet different energy needs. We have efficient engineering, production and quality management teams. From raw material procurement, to production, testing, sales and after-sales service, all steps have been controlled by a strict quality management system. Our factory has passed ISO9001, IS014001, BISI certification, SGS, Intertek audit. With the advantages in price, quality and service, we have established long-term and stable cooperative relationships with many well-known brands. Topwell always attached the great importance to the long term cooperation with customers. No matter the order is big or small, we do our best to support you the highest quality with favorable price. We believe that Topwell Power can be your best battery supplier!

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