12V Lithium Battery Pack 21Ah for Off-Grid Solar System With Waterproof Housing
Brand Name:TAC OEM & ODM
Certification:MSDS REACH ROHS
Model Number:IFM12.8V-21AH-E2C
Minimum Order Quantity:500 pcs for single cell , 50pack for battery packs
Delivery Time:7-10 days after order confirm for stock model
Payment Terms:100% prepaid before shipping out
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Location:
Guangzhou China
Address:
No.27 BOWANG Street ,Nan Cun Town, Panyu, Guangzhou, GD,China
Supplier`s last login times:
within 30 hours
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12V Lithium Battery Pack 21Ah for Off-Grid Solar System With Waterproof Housing
Feature for 12V Lithium Battery Pack 21Ah for Off-Grid Solar System With Waterproof Housing
1. 12v 21ah Lithium battery pack assembled by LFR18650 1500mah 3.2v
cell iwith 4s14p
2. the battery pack with waterproof housing and bms
3. Longer life, more than 2000 cycles base on 80% DOD
4. No memory effects
5. Low self-discharge rate, less than 3% monthly can be meet long
time stock require
6. Environment friendly, Non-toxic, all raw material passed the
Reach certification
Specification for 12V Lithium Battery Pack 21Ah for Off-Grid Solar System With Waterproof Housing
No. | Item | General Parameter | Remark |
1 | Rated Capacity | 21Ah | Standard discharge(0.2 C5)after standard charge(0.2 C5) |
2 | Minimal Rated Capacity | 19.6Ah | |
3 | Nominal Voltage | 12.8V | |
4 | Cycle Life | Higher than 60% of the Initial Capacity of the Cells | ◆Charge: CC@0.2C to 14.6V, then CV till current to 0.05C ◆Rest: 30min. ◆Discharge: 0.2C to 10.0V ◆Temperature:20±5℃ ◆Carry out 2000cycles |
5 | Discharge cut-off voltage | 10.0V | 10.0V( recommended) |
6 | Charging cut-off voltage | 14.8V | 14.6V (recommended) |
7 | Cell and assembly method | ||
IFR18650EC 1.5AH | 4S14P | ||
8 | Housing material | ABS+PC housing |
9 | Standard charge | 0.2C constant current(CC) charge to 14.6V,then constant voltage (CC)14.6V charge till charge current decline to ≤0.05C | Charge time : Approx 7h |
10 | Standard discharge | Constant current 0.2C Cut-off voltage 10.0V | |
11 | Maximum Charge Current | 1C | (0.2C Recommended) |
12 | Continuous Discharge Current | 1C | |
Peack Discharge Current | 5C | ||
13 | Operation Temperature Range | Charge: 0~45℃ | 60±25%R.H. |
Discharge: -10~60℃ | |||
14 | Storage Temperature Range | Less than 1 year : 0~25℃ | 60±25%R.H. at the shipment state |
Less than 3 months:-5~35℃ | |||
15 | Weight | Approx:2.9Kg | |
16 | Max.Dimension | Height:132mm | 132mm*77mm*140mm |
Width: 77mm | |||
Length: 140mm |
Application
On grid solar prodution
off grid solar production
e vehicle
e car
Packing Detail
The batteries were packed with UN38.3 transport rules
Each pack protect by specially sponge shelf
12V lifepo4 Battery Pack Production List
12V Lithium Battery Pack 21Ah for Off-Grid Solar System With Waterproof Housing
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