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CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery

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CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery

CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery
CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery

Large Image :  CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery

Product Details:
Place of Origin: China
Brand Name: Xinguang lithium battery
Certification: CE,ROHS,UN38.3,MSDS
Model Number: 24V 50AH
Payment & Shipping Terms:
Minimum Order Quantity: 1 groups
Price: Negotiable
Packaging Details: Standard export carton, wooden case, pallet etc.
Delivery Time: 6-15days for samples, 25-30 days for bulk order
Payment Terms: D/P, Western Union, L/C
Supply Ability: 50,000kWh
Detailed Product Description
Type: Lithium Iron Products Name: 24V 50AH Long Cycle Life CE Certificated Lithium Iron Phosphate Battery Household Battery Pack
MOQ: 1 Pack Lead Time: 6-15 Days Of The Sample Order , 25-30 Days Of The Bulk Order
Vol: 24V Certification: Ce, MSDS, UN38.3, ROHS
Warranty: 3 Years Payment Term: TT/ LC / Palpay
High Light:

50AH Lithium Iron Phosphate Battery

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24V Lithium Iron Phosphate Battery

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50AH Lithium Phosphate Battery

24V 50AH Long Cycle Life CE Certificated Lithium Iron Phosphate Battery Household Battery Pack

 

  • long life & deep cycle( over 2000cycles @ 100%DOD)
  • with built-in PCM/BMS protection
  • super quick charge/discharge performance
  • safe pressure valve design ( no explosion, no fire)
  • low self-discharge( <3% per month,<15% per year)

 

1. General Information

This specification defines the performance of rechargeable LiFePO4 battery pack  describes the type, performance, technical characteristics, warning and caution of the battery pack.

 

2.

Specification

Specification

NO Items Description
Normal Specification
1 Nominal Voltage 25.6V
2 Normal Capacity 50Ah
3 Internal Resistance ≤40mΩ
Standard Charge
4 Battery operation temperature range @charging 0~45℃
5 Normal charge voltage 29.2±0.2V
6 Recommended float charge voltage(for Standby use) 27.6±0.2V
7 Allowed constant charge current 50A@Battery initial Temp 25±5℃
8 Recommended charge current ≤25A
Standard Discharge
9 Battery operation temperature range @discharging -20~60℃
10 Output voltage range 16.0~29.2V
11 Allowed constant discharge current 50A withstand 30min @Battery initial Temp 25±5℃
12 Pulse discharge current 130A withstand 3s
13 Discharge cut-off voltage 16.0V
Mechanical Characteristics
14 Dimension Length 318±2mm
Width 165±2mm
Height 215±2mm
15 Weight Approx. 12.1Kg
Storage
16 Storage Temperature & Humidity Range Short: within one month -20~35℃, 45~75%RH
Long term: above one month -10~30℃, 45~75%RH
17 Self-discharge rate Residual capacity ≤3% per month; ≤15% per year
Reversible capacity ≤1.5%per month; ≤8% per year

 

 

Customize Any of The Following Battery Packs as Required
Can be customized according to the requirements of 3.7V, 7.4V, 11.1V, 14.8V, 18.5V, 22.2V, 25.9V, 36V, 48V, 60V, 72V
 

 

BMS specification of  200Ah lithium battery 24 volts rechargeable​:
Cell overcharge detection voltage: 3.90V±50mV
Cell overcharge recovery voltage: 3.80V±100mV
Cell over-discharge recovery voltage: 2.30V±100mV
Rated operational charge current: 200 A
Over current detection: 100±30A
BMS impedance: ≤20mΩ

 

 

12V 50Ah advantage

 

  1. Cycle life: More than 2000 cycle times

  2. Very safe: It have the best safety and steady performance,no fire ,no exploding under the condition of over-charge.

  3. Light weight and smaller dimension: The dimension compares with other battery.about 1/2-2/3 weight of lead acid

  4. Great capacity and more powerful,rechargeable battery: We can install many single cells in series and in parallet and it can fully discharge

  5. No memory effect: It can be recharged anytime,no reduction of the capacity

3.

Electrical Characteristics & Test Condition.

@Ambient Temperature 25±5℃ & Humidity 45%~75%.

 

NO Items Criterion Condition
1 Internal Impedance ≤40mΩ Test the internal resistance of 50% SOC battery pack with 1 kHz AC internal resistance test instrument.
2 Nominal Capacity ≥50Ah Rest for 1 hour after fully charged, then discharge with 0.33C current until the battery reaches the discharge cutoff voltage. Repeat above process for three times, if the discharge time is not less than 180 minutes, you can stop and define the Discharging current*time value (Ah) as battery capacity.
3 Short circuit protection / Not allowed.
4 MAX charge Current 50A Charging with this current for more than 0.5h and the added temperature of battery pack less than 20℃.
5 MAX discharge Current 50A Discharging with this current for more than 0.5h and the added temperature of battery pack less than 35℃.
6

 

 

Cycle life (DOD%100)

≥2000cycle Discharge with the current of 0.5C until it can’t discharge, and then rest it for 1h. Charge the battery following CC(0.33C)/CV(14.6V) mode to full capacity, and then rest it for 1h. Repeat above process until full charged capacity is no more than 80% of normal value. Accumulated times is defined as cycle life.
7

 

Discharge Temperature

Characteristics

-20℃ 70% At 25±5℃ discharge the battery with the current of 0.33C to the cut-off voltage and record charge capacity. Store the battery at various temperatures for 2h and discharge the battery with 0.33C to the cut-off voltage.
0℃ 80%
25℃ 100%
55℃ 95%
8 Charge Retention ability remain capacity≥90% Charge the battery to full capacity and store it for 28days, and then discharge it with 0.33C to the cut-off voltage.

 

Safety Test

No fire, no explosion

Charing to 3.7v and do nail penetration test, there is no fire, no explosion, no any other obvious changes.

 

Nail Penetration Test and Overcharge Test

After testing, no fire and no explosion, that is definitely approved than our lithium batteries deserve you.

 

BATTERY PACK SAFETY TEST

4.1 Testing condition (Unless Special Requirements)

Temperature:20±5℃ Relative Humidity: 45~75%

Atmosphere Pressure: 86~106kPa

All testing under full capacity

4.2 Battery Pack Safety Test

No. Items Standards Testing Methods
1 Short-Circuit The battery should be no remarkable breakage, distortion. And charge normally. Use a resistor with less than 0.05Ω to make the battery short circuit for 1 hour. The appearance and characteristics are normal.
2 Over Discharge Protection Test The battery should be no remarkable breakage, distortion. Appearance and charge are normal. Discharge the battery at the rate of 20A with the load of 30Ω for 24h . Charging for 10sec with specified adapter , and check the voltage(≥16.0V)
3 Impact Test The battery should be no explosion or catch fire Place a full charged battery on a flat and put a stainless steel stick (Diamond 7.9mm) in the middle of the battery upright . Beat the steel stick with 9.1Kg
 

Battery Pack Reliability Test

3.1 Testing condition (Unless Special Requirements)

Temperature:20±5℃ Relative Humidity: 45~75%

Atmosphere Pressure: 86~106kPa

All testing under full capacity

3.2 Reliability Test

No. Items Standards Testing Methods  
1 Vibration Testing The appearance of battery should not leakage, break or explosion Fix a charged battery on a vibrating table, vibrate it for 90 minutes in three mutually perpendicular directions at the 0.8mm resonance. The frequency is to be varied at the rate of 1hz/min between 10 and 55 hertz.  
2 High Temperature Discharge Testing The battery should be no remarkable breakage, distortion. Discharge time should not less than 255mins Place a full charged battery under the environments of 55℃ for 2 hours. Discharge it at the current of 200mA to the cut-off voltage. Then keep it at 20℃±5℃ for 2 hours.  
3 Low Temperature Discharge Testing The battery should be no remarkable breakage, distortion. Discharge time should not less than 180 minute

 

Place a full charged battery under the environments of -20℃ for 15-24 hours. Discharge it at the current of 200mA to the cut-off voltage. Then keep it at 20℃±5℃ for 2 hours.

 
4 Constant Humidity & Temperature Testing The battery should be no remarkable breakage, distortion. Discharge time should not less than180mins Place a full charged battery under the environments of 40℃ and 90% - 95%RH for 48 hours. And keep it in the room temperature for 2 hours. Then discharge it at the current of 200mA to the cut-off voltage.
5 High & Low Temperature Storage The battery should be no remarkable breakage, distortion. And charge/discharge normally Place a full charged battery in a oven with 55±2℃ for2 hours, then keep it under 20±5℃ for 4hrs, then place it in a oven with -20±2℃ for 2 hours, then keep for 4 hours under 20±5℃, cycle as high temperature-normal temperature-low temperature-normal temperature-high temperature for 10 times

4.

Circuit Protection

 

The batteries are supplied with a LiFePO4 Battery Management System (BMS)that can monitor and optimized each single prismatic cell during charge & discharge, to protect the battery pack overcharge, over discharge, short circuit. Overall, the BMS helps to ensure safe and accurate running.

 

Test item Content Criterion
Over charge Over-charge protection for each cell 3.90±0.03V
Over-charge release for each cell 3.60±0.05V
Over-charge release method Under the release voltage
Over discharge Over-discharge protection for each cell 2.30±0.05V
Over-discharge release for each cell 2.80±0.05V
Over-discharge release method Above the release value
Over current Discharge over current protection 400±100A
Protection delay time 50~200ms
Over current release method Release after cutoff the load.

Battery

temperature

Battery Over temperature Protection @65±5℃, Release @55±5℃
Charge lower temperature Protection @-10±5℃, Release @0±5℃

 

 

Application:

· Energy Storage Systems (ESS)

· Hybrid Grid back-up

· Remote area power systems

· Communications systems

· Electric vehicles

· Marine environments

· Military & Aviation

· Industrial Machinery

· Uninterruptible Power Supplies

· CCTV & Data Transfer

 

CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery 0

 

 

 

 

Warranty


• We offer 3 years warranty for battery packs in low discharge rate (below 1C) applications,
• We offer 2 years warranty for battery packs in high discharge rate (1~3C) applications.
• For charger / BMS, here are one year warranty.

 

Store

◆For long time storage ,the battery should be charged to Approx 60% SOC ,its corresponding voltage should be 1.05times of nominal voltage(24V,36V,60Vor72V),usually it's voltage in shipment .The battery should be kept in storage in dry and ventilated place.

◆ The battery pack and charger should be stored in clean, dry and ventilated place, avoid contacting with corrosive materials and be away from fire and heat.

 

Quality Control

We do below test before delivering

 

Capacity test, High current discharge test,Low temperature test, Short circuit test, Over charging test,

Over discharging test, Cycle performance test, Crush test, Impact test, Vibration test, High temperature test

 

Our Services

 

  1. Special packaging design--We can provide packaging design services according to customers' guidance and experience, including Print the design of inner box and carton. no need to worry about design because we have professional designers working in our factory.
  2. Within the warranty period, any defective products will be repaired or replaced free of charge.
  3. Can design various sizes, capacity and logo customized.
  4. Professional after-sales service system, When the batteries or BMS are broken during the warranty period, we provide a replacement.

Battery Pack Delivery

• By Air Door to Door Service

• By Sea Door to Door Service

• By Express: EMS, TNT, UPS, FedEx

CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery 1

 

FAQ

 

1. What's your advantage?

Small order is acceptable, zero risk, quality assurance.

 

2. Can you accept OEM and ODM services?
Yes, just tell me your requirements and we will provide you with the best solution.

 

3. What are your payment channels?
TT, L/C, West Union etc.

 

4. What service do you provide?
All our batteries have passed the safe test and performance test before shipment.
Support printing your logo on the battery.
Small order is acceptable.

 

5. Is your lithium battery reliable?
Yes. Overcharged, over-discharged, nail penetration test, all protected by our battery.

 

6. Can I get a lower price if I order large quantities?

Yes, very competitive prices with more quantity.

 

7. How you shipping the goods and how long it will take?
Normally FEDEX, DHL,UPS etc, around 4-7 days.

 

 

8. Can I just try samples for the first order?

Yes, 1 pcs sample and small trial order are acceptable.

 

 

 

24 hours customer service, waiting for your inquiry!

 

CE Household 24V 50AH Long Cycle Life Lithium Iron Phosphate Battery 2

Contact Details
Henan Duxin Science Technology Co.,Ltd.

Contact Person: Mohan

Tel: +8613803886708

Send your inquiry directly to us (0 / 3000)