Basic Info.
Model NO.
PL 402050
Rechargeable
Yes
Size
Small
Connection Mode
Series and Parallel
Discharge Rate
Low Discharge Rate
Accessories Type
Battery
Electrolyte
Alkaline
Customizable
Customizable
Battery Brand
NCR
Rated Capacity
400mAh
Nominal Voltage
3.7V
Maximum Discharge Current
0.2c/5c
Lithium Battery
Battery Pack
Transport Package
Export Cartons
Specification
402050
Trademark
PL
Origin
China Guangdong
HS Code
8506500000
Production Capacity
5000000
Packaging & Delivery
Package Size
32.00cm * 16.00cm * 10.00cm
Package Gross Weight
0.300kg
Lead Time
20 days (1 - 100000 Pieces)
To be negotiated ( > 100000 Pieces)
To be negotiated ( > 100000 Pieces)
Product Description
Customized High Quality 402050Li-Polymer Lipo Battery 3.7V 400mAh lithium Battery with PCB 3pin Ntc Connector
Product Description
Contact us for more details
Major Application:
1) Portable devices: laptops, camcorders, PDAs, digital cameras, portable DVDs, smart bracelets, headphones
2) Household appliances: sweeping robots, walkie-talkies, electric toys, electric bicycles, emergency lights
3) Applicable to: infrared telescopes, signal lights, industrial computers, AGV, AMR
4) Medical equipment, wheelchairs, golf carts
5) Power tools
Paili New Energy--A partner worthy of your trust 
Product Description
| Battery Specification | |
| Item | Specification |
| Nominal capacity | 400mAh @0.2C |
| Minimum capacity | 0.5Ah @0.2C |
| Nominal voltage | 3.7V |
| Max Charging voltage | 4.2 ±0.05 V |
| Discharge ending voltage | 2.75 ±0.05 V |
| Standard charge current | Customized |
| Standard discharge current | Customized |
| Recommended cell surface max temperature during charge and discharge | Charge: 0~45ºC :0~45ºC Discharge: -20~60ºC :-20~60ºC |
| Storage temperature and time | 1 year: -20~25ºC 1 : -20~25ºC 3 months: -20~45ºC 3:-20~45ºC 1 month: -20~60ºC 1:-20~60ºC |
| Cell dimension | 4*20*50mm |
| Weight | About 50g |
| BMS Electric Features BMS | |
| Overcharge detection voltage | 4.2 ±0.05 V |
| Overdischarge detection voltage | 2.75±0.05 V |
| Max continuous discharge curren | 400mAh |
| Operating temperature | Customized |
| NTC resistor NTC | Customized |
| 0V battery charge function 0V | Available |
Contact us for more details
Major Application:
1) Portable devices: laptops, camcorders, PDAs, digital cameras, portable DVDs, smart bracelets, headphones
2) Household appliances: sweeping robots, walkie-talkies, electric toys, electric bicycles, emergency lights
3) Applicable to: infrared telescopes, signal lights, industrial computers, AGV, AMR
4) Medical equipment, wheelchairs, golf carts
5) Power tools
Certifications
Product packaging 
We have more than 15 years of industry experience and provide 200+ professional battery pack solutions for domestic and foreign customers. The company has passed ISO9001 quality management system, ISO14001 environmental management system and other system certifications. The products have complete certification measures such as CE, UL, IEC62133, ROHS, REACH, UN38.3, BIS, KC, CQC, etc., ensuring that every battery of Paili is carefully designed and strictly tested to meet the highest durability, reliability and efficiency standards.
In recent years, the company has focused on investing in and expanding the high-end application market in new application fields such as polymer batteries, cylindrical lithium batteries, and energy storage batteries, creating terminal products of "PL" brand power solutions, which have been highly recognized by many major domestic and foreign brand customers.
Our solutions have been widely used in communications, security, medical, energy storage and other fields, including portable devices, lighting fixtures, medical equipment, personal care, power tools, consumer digital, solar lamp energy storage batteries, etc. Especially high and low temperature NiMH batteries and high and low temperature lithium batteries are our advantageous products.
Our advantages:
1. Personalized customized batteries with voltages from 1.2V to 90V, various capacities, and various shapes of lithium battery packs;
2. Customized structural design and active and passive balanced charging and discharging of software and hardware, high and low temperature -50°C --125°C, ultra-large current and explosion-proof and other special discharge requirements;
3. Provide SMBUS, I2C, HDQ, 485, CAN, Bluetooth and Uart and other communication protocols.
4. Integrated industrial and trade management, fast response, high efficiency, and maximum time and cost saving for you.
Quality and Guarantee:
Product quality requirements:
Professional design, strict material selection, and strict quality control in every step of the production process to ensure that every product is high-quality, and all batteries follow relevant professional certification standards.
Battery Life:
All batteries use all A+ cells. Never use inferior batteries to replace them with inferior ones to ensure that each battery has a longer service life and stable capacity.
Power management:
The batteries all use built-in high-quality PCB boards, charging protectors, thermal protectors and circuit breakers to effectively prevent overcharge, over-discharge, overheating and short circuits.
Pledge:
We promise that this website sells brand new products and never sells second-hand or refurbished batteries. All products have a 12-month warranty!
FAQ
1. Where can I get the price?
We quote within 12 hours after receiving your inquiry. Please tell us the specific parameters
in your email so that we can give youa quote first.
2. How can I get samples to check the battery quality?
After the price is confirmed, you can request some samples to check our quality.
3. Delivery time for mass production?
Usually about 1 month. It is recommended that you start inquiry 2 months before the date of purchase of the battery.
4. What are your payment terms?
The company currently accepts T/T and Paypal.
Want to know more please contact us.
We look forward to hearing from you and thank you for visiting.