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Product Details
small li-ion lithium 7.4v 5200mah batteries pack for electric power tools
Model | DL-7425 |
Product Type | Lithium ion batteries |
Nominal voltage | 7.4V |
Capacity | 5.2Ah |
Input | 8.4V |
Dimension | 134*38*19mm OR Custom |
Output | 8.4-5.5V |
CMax continuous discharge current | 2A(Adjustable) |
Battery cells | A grade 3.7v 2600mah batetry cells |
PCM | 7.4V 2S A grade BMS,over-charge/discharge protection, over-heat protection,short circuit protection |
LED Indicator | Available |
ON/OFF Switch | Available |
Connectors | 5.5*2.1mm DC jack+5.5*2.1mm DC plug(can be customize) |
Recharge cycle | More than 500 times |
Battery Charger | 8.4V US/EU/UK plug |
Charging full time | Around 5 hours |
Operating temperature | -20 °C to 60 °C |
Charge temperature | -0 °C to 45 °C |
Storage temperature | -20 °C to 45 °C |
Operating humidity | 5% to 90%,non-condensing |
1: battery charging
After the electric vehicle stops running, the battery should be charged in a timely manner. The lithium battery of our company must output a voltage of 7.4V, a battery output of 8.4V,For charging, first charge the charger output interface. Plug in the battery charger, connect to 220V AC power, and charge for 2-3 hours until the indicator light on the charger turns into a green light and you can use it.
2: battery discharge
The operation process of electric mopeds is also the process of discharging. The user must not over-discharge or over-discharge the battery during use, which will greatly harm the life of the battery. For 36V batteries, the discharge voltage must not be lower than 5.5V .
3: battery saving and recharging
The battery loses current during storage and transportation. The battery should be recharged before loading, especially before use. The charging method is the same as above.
small li-ion lithium 7.4v 5200mah batteries pack for electric power tools Precautions:
1, Battery must not be near high temperature heat source
2,Battery charging environment is 0 ° C ~ + 45 ° C
3, Avoid charging in direct sunlight
4, Be sure to use a dedicated charger for charging
5, No short circuit at the battery interface
6, Do not place the battery in a humid place or in water
7, Do not disassemble or modify the battery at will
8,Do not apply external force to the battery or cause it to fall
9,When the battery is not in use, it should be stored in a dry and cool place after being fully stored, insulated to prevent heavy pressure and children's contact, and fully charged every 2 months
small li-ion lithium 7.4v 5200mah batteries pack for electric power tools Pictures
chinese 3.7v 2600mah li ion battery cells with 2s BMS
optional connectors:
Packaging method: Standard export package
Shipping ways:
1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;
2. By Air or by Sea for batch goods, for FCL; Airport/ Sea Port receiving;
3. Customers specifying freight forwarders or negotiable shipping methods!
4. Delivery Time: by HK UPS will take 4-5 business days;by special line will take 10-12 days;by sea will take 30-45 days
Q: Are you trading company or manufacturer?
A: We are DELONG original factory.
Q: Can I have samples to test? And what is lead time for sample order?
A: Yes,we can supply samples,the leadtime for samples is 3-5 days.and buyer pay for sample cost and shipping cost.
Q: Do you provide after-sales serive?
A: Yes,the warranty is 12 months, if any quality problems on our side in this period, we can send new one as replacement.
Q: Do you accept OEM/ODM?
A: Yes,it is avaliable.
Q:Are you battery real capacity?
A: All of our battery cells with Grade A,100% new and real capacity.
Q: What kind of certificates do you have?
A: We can provide CE,ROHS,FCC,IEC62133,MSDS,UN38.3 if your order quantity is big.
Q:Do you have MOQ ?
A:No limited. Small order also welcome.More quantity has better price, we will check the best price for you.
Q: What is your term of payment?
A: We adopt T/T,Paypal,Alibaba payment way and so on.
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