18650 Battery for Gardening Tools

The Lithium-ion Battery Pack(LD4812-S01) is designed and manufactured by LIPOWER ENERGY. It provides best compatibility,longer running time and efficient performance. For detail information, pls go on:
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Product Details


Technical Parameters

                                                      18650 Battery for Gardening Tools (LD4812-S01)

Item

Specification

Product Name

Lithium ion Battery

Model No.

LD4812-S01

Size

L125 xW68 xT170 (MM)

Basic Characteristic

Cell model

NCR18650PF-2.9Ah/3.7V
Samsung 18650 29E/3.7V (Optional)

Combination Mode

4P13S

Nominal Capacity

11.6Ah (1C)

Minimum Capacity

10.45Ah, >95%

Initial Internal Resistance

<100mΩ, AC 1KHz

Rated Voltage

48V

Charge Ending Voltage

54.6V (Charge voltage ≤4.2V per battery cell)

Discharge Ending Voltage

39V (Discharge voltage ≥3.0V per battery cell)

Standard Charge Current

3A

Max. Charge Current

5A

Standard Discharge Current

5A

Max. Discharge Current

18A

Case Material

PVC+Epoxy board

Weight

Approx. 2.7kg

Operating Temperature

Charge: -0~+45℃

Discharge: -10~ +55℃

Delivery Voltage

45~52

PCM Characteristic

Over Charge Protect Voltage

Single Series 4.25V±25mV

Over Charge Release Condition

4.19V±50mV

Over Discharge Protect Voltage

Single Series 2.80±80mV

Over Discharge Release Condition

Electric door lock activation

Discharge Over Current Protect

75A±10A

Discharge Over Current Delay Time

20±10

Discharge Over Current Release Condition

Electric door lock activation

Short Circuit Protect Condition

External Short Circuit

Short Circuit Protect Delay Time

300-600

Short Circuit Protect Release Condition

Disconnect load,Electric door lock activation

High Temperature Protection

75±5℃

High Temperature Protection Recovery Temperature

53±14℃


Size and Connector Diagram

24 volt battery(001)


Schematic Diagram


rechargeable li ion battery(001)


Electrical Properties

1. Capacity @ 0.2C5A

After standard charging, laying the battery pack 0.5~1.0h, then discharging at 0.2C5A to ending voltage, record the discharging time.

Criteria: ≥300min

2. Capacity @ 1C5A

After standard charging, laying the battery pack 0.5~1.0h, then discharging at 1C5A to ending voltage, record the discharging time.

3. Discharge at low temperature

After standard charging, laying the battery pack at -20±2℃ for 16h, then discharging at 0.2 C5A to low temperature discharge ending voltage, record the discharging time.

Criteria: ≥180min

4. Discharge at high temperature

After standard charging, laying the battery pack at 60±2℃ for 2h , then discharging at 1 C5A to ending voltage, record the discharging time.

Criteria: ≥54min

5. Cycle Life

After standard charging, laying the battery pack 0.5~1.0h, then discharging at 0.2C5A to ending voltage,laying the battery pack 0.5~1.0h again, Repeat these steps above till two consecutive discharging time less than 210 minutes,record the cycle count.

Criteria: ≥ 500times

6. Charge Retention

After standard charging, laying the battery pack 28 days, then discharging at 0.2C5A to ending voltage, record the discharging time.

Criteria: ≥ 255 min


Multiple Test and Quality Control before shipment:

Constant damp heat test, vibration test, continuous shock test, thermal shock test, over discharge test,short circuit test,over charge test


Storage and shipment environmental requirement:

Item

Criteria

Storage temperature

Short period(less than 1 month)

-10℃~45℃

Medium period (less than 3 month)

-10℃~35℃

Long period (more than 3 month)

0℃~30℃

Relative Humidity

≤75%RH

State of Charge

40%~60%


Charge the battery pack

1) Please charge the battery pack with matched specified charger, and connect them in the way required by the specification of the charger.

2) Do not cover anything over the battery pack when charging it, otherwise the heat will accumulate, that may cause declination of the performance of the battery pack and even cause leakage.

3) Charge the battery pack at 0~40℃.


Typical Fault Exclusion Methods

Fault Phenomenon

Fault Possible Cause

Exclusion Methods

Battery pack no 

output

Discharge wire not connected

Connect discharge wire correctly

The battery pack not released
from discharge protect mode

Switch off the battery pack for
about 30S, then switch on it to
release discharge protection

The battery pack is empty

Charge the battery pack

Can’t charge the
battery pack

Output plug of charger poor
contact

Ensure the output plug of charger
firm contact with the battery pack

The battery
pack is fully charged

The battery
pack is ready to discharge

Power indicate
LED of charger
doesn’t work

Input plug of charger not
connect to AC supply

Connect input plug of charger to AC supply as specification required

Remark: Any other fault, please contact with after-sale service department or dealer.


WARNING

1) Do not connect the battery pack's positive (+) and negative (-) poles reversed to charger or load, Do not connect the battery pack to charger's input power source (AC power supply).

2) Do not let the battery pack's terminals (+ and -) contact with unnecessary wire or any metal or stored them together, that may cause the battery pack short-circuit.

3) Do not drive a nail in battery pack, hit the battery pack with a hammer, stamp on or throw the battery pack.

4) Do not disassemble or alter the batteries’ outside structure.

5) Do not use the battery pack under blazing sun, otherwise may cause battery pack overheating then catch fire or not working.

6) Do not put the battery pack into fire or heat the battery pack; do not store the battery pack in high temperature environment

7) Do not submerge the battery pack in water or get wet in the rain, keep the battery in shady and cool place when stored.

8) Do not charge the battery continuously over 24 hour.

9) Do not discharge the battery pack continuously when charging it.

10) When charging or discharging the battery pack, if you find any abnormal smell or noise, you must stop the charging or discharging at once, and contact the manufacturer.

11) When using the battery pack out of range of 0~30℃, the capacity may decrease, that doesn’t mean the battery pack was failure. 

3.7 v 18650 battery

lithium battery pack -1


Warranty

12 months worry-free warranty and 7*24 hours friendly and timely customer service.


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