YDL 3.7V 803048 1200mAh Lithium Polymer Battery

YDL BatterySKU: YDL803048

Sale price$5.20

1. Shipping Method /Payment secure.

2. You can ask customized made wire and connector, Default using connector PH2

3. Check more available connector wire and protection circuit


Default Connector Type: PH2 2.0mm Pitch

Cycles Life: 500 cycles ≥80% 300 cycles ≥88% 100 cycles ≥92%

Max Length: 50.0mm

Width: 30.0mm

Thickness: 8.0mm

Capacity: 1200mAh

Charge/Discharge Rate: Standard 0.5C, Rapid 1C, PCM Restrict 2.5A

Red connect "+", Black connect "-", Fool-proofing not 100% work.





Product Name

803048 3.7v 1200mah rechargeable polymer battery

Battery model

Max Size 8x30x50 mm
(Thickness x Wideth x Length)

Nominal voltage


Minimum capacity

1200mAH (0.2C discharge)

Charging cut-off voltage


Discharging cut-off voltage


Standard charging

0.2C /4.2V

Max charging

1.0C /4.2V

Standard discharging


Max discharging


Shipment voltage


Battery pack impedance


Operating temperature 

Charging: 0°C ~ 45°C

Discharging: -20°C ~60°C

Storage (At 50% SOC and specified temp, recoverable capacity in % vs time )   

-10℃~25℃ (12 months ≥85% )

-10℃ ~45℃ (6 months ≥85% )
-10℃~55℃ (1 month ≥90% )
20±5℃ is the recommended storage temperature

Visual Inspection

There should not be any remarkable scratches, cracks,bolts, cauterization, deformations, swelling, leakage and so on the surface of the cell.

Reference standard

GB/T 18287-2013, KC, CE, ROHS, IEC/EN62133 UL1642, MSDS, CB, PSE

Why Choose YDL to OEM or ODM Battery

YDL battery has over 10 professional engineers and technical staff who can provide polymer lithium battery solutions for you. As a lithium battery manufacturer, we are capable of rapid design, customization, and bulk production. Here are the main characteristics of our company:
1、Source manufacturer, strong factory, and powerful design and development capabilities.
Short delivery time and sufficient inventory.

3、Self-produced, sufficient capacity, refuse false labeling, and guarantee capacity.
4、Strict quality control through a full range of quality systems from raw materials to finished products.
5、Our products are certified(KC,UL,CB,PSE,UN38.3,Rosh)and meet various international battery standards, allowing us to directly export to markets such as Europe, America, and Korea.
6、Our team of professional foreign trade sales engineers can quickly respond to customer inquiries and provide solutions

Factory Photos

Automation equipment

lithium battery factory machine

lithium battery factory machine

Production line

lithium battery manufactor factory

Lithium battery manufator factory

Lithium battery Testing Equipment

Lithium battery manufactory testing line

Lithium Battery Certification

Customer Reviews

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