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Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty

Trung Quốc Shenzhen Topband Battery Co., Ltd Chứng chỉ
Trung Quốc Shenzhen Topband Battery Co., Ltd Chứng chỉ
We have cooperated with Topband for several years, we think Topband is a reliable supplier with quality products, and professional technical support!

—— Stephan Moberg

In energy storage system project, Topband team provides expertise support and excellent product at reasonable price. Much appreciated for their effort

—— Christin Gartner

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Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty

Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty
Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty

Hình ảnh lớn :  Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty

Thông tin chi tiết sản phẩm:

Place of Origin: China
Hàng hiệu: Topband
Chứng nhận: MSDS
Model Number: TB12250F-S104A_00

Thanh toán:

Minimum Order Quantity: 10pcs
Giá bán: Negotiable
Packaging Details: standard export carton
Delivery Time: 2~4weeks for samples; 4~6weeks for mass production
Payment Terms: L/C, T/T
Supply Ability: 450Mwh/year
Chi tiết sản phẩm
Battery material: Nano LiFePO4 Dimension: 496*271*222mm
Weight: 32.2Kg Charge voltage: 14.6V
Capacity: 250Ah Energy: 237.5Wh
Cut-off discharge voltage: 8V Cycle life: 2000cycles @100%DOD
Warranty: 2 years Operate temperature: -20°C~60°C
Điểm nổi bật:

Lightweight Deep Cycle Marine Battery

,

Marine Rv Battery

 
Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty
 
1. Specification

NOItemsDescription
Normal Specification
1Nominal Voltage12.8V
2Normal Capacity250Ah
3Internal Resistance≤20mΩ
4Series-Parallel applicationup to 4 series-connected applications
5Communication function/
Standard Charge
6Charge operation temperature range0~45℃
7Normal charge voltage14.6±0.1V
8Recommended float charge voltage(for Standby use)13.8±0.1V
9Allowed MAX constant charge current80A@Battery initial Temp 25±5℃
10Recommended charge current≤80A
Standard Discharge
11Discharge operation temperature range-20~60℃
12Output Voltage Range8.0~14.6V
13Allowed MAX constant discharge current80A @Battery initial Temp 25±5℃
14Discharge peak current100A/30min,350A/3s
15Discharge end voltage8.0V


2. Electrical Characteristics & Test Condition
Testing Conditions: Ambient Temperature: 25±5℃; Huminity:45%~75%.
 

NOItemsCriterionCondition
1Min Capacity≥250AhRest for 1 hour after fully charged, then discharge with 0.33C current until the battery reaches the cutoff voltage. you can stop and define the Discharging current*time value (Ah) as battery capacity.
2

 
 
Cycle life (DOD%100)

≥2000cycle

Charge / CC(0.33C)/CV(14.6V);
End current : 0.05C;
Rest time : 1h;
Discharge / CC(0.5C);
End voltage : 8.0V;
Repeat above process until discharge capacity is no more than 80% of normal value. Accumulated times is defined as cycle life.

3

 
Discharge Temperature
Characteristics

-20℃≥70%At 25±5℃ discharge the battery with the current of 0.33C to the cut-off voltage. Store the battery at various temperatures for 2h and discharge the battery with 0.33C to the cut-off voltage. Record the ratio between discharging & charging capacity.
0℃≥80%
25℃100%
55℃≥95%
4Charge Retention abilityremain 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.

 
3. 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 itemContentCriterion
Over chargeOver-charge protection for each cell3.80±0.03V
Over-charge release for each cell3.60±0.05V
Over-charge release methodUnder the release voltage
Over dischargeOver-discharge protection for each cell2.00±0.05V
Over-discharge release for each cell2.30±0.05V
Over-discharge release methodCharging
Over currentDischarge over current protection350~550A
Protection delay time10~40ms
Over current release methodRelease after cutoff the load.

Over
Temperature

Battery over temperatureProtection @65±5℃
Release @50±5℃

Over
Temperature

Battery lower temperatureProtection @100±5℃
Release @70±15℃

 
4. Dimensional Drawing
Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty 0
Lightweight Lithium ion Rechargeable Marine Battery 12V 250AH 2 years Warranty 1

Chi tiết liên lạc
Shenzhen Topband Battery Co., Ltd

Người liên hệ: Jerry Yang

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