Guang Zhou Sunland New Energy Technology Co., Ltd.
| Payment Terms | 100% prepaid before shipping out |
| Supply Ability | 100000PCS EACH WEEK |
| Delivery Time | 7-10 days after order confirm for stock model |
| Packaging Details | meet UN38.3 Certification |
| Model Number: | 7.4V 4400mAh |
| Rated Capacity: | 4400mAh |
| Size: | customized |
| Voltage: | 7.4V |
| Type: | Li-ion |
| OEM & ODM: | Support |
| Circle life | 500 times |
| pvc | blue |
| wire and connector | customized |
| warranty | 12 months |
| Brand Name | TAC OEM & ODM |
| Model Number | 7.4V 4400mAh 18650 |
| Certification | MSDS REACH ROHS |
| Place of Origin | Shenzhen zhuhai |
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Product Specification
| Payment Terms | 100% prepaid before shipping out | Supply Ability | 100000PCS EACH WEEK |
| Delivery Time | 7-10 days after order confirm for stock model | Packaging Details | meet UN38.3 Certification |
| Model Number: | 7.4V 4400mAh | Rated Capacity: | 4400mAh |
| Size: | customized | Voltage: | 7.4V |
| Type: | Li-ion | OEM & ODM: | Support |
| Circle life | 500 times | pvc | blue |
| wire and connector | customized | warranty | 12 months |
| Brand Name | TAC OEM & ODM | Model Number | 7.4V 4400mAh 18650 |
| Certification | MSDS REACH ROHS | Place of Origin | Shenzhen zhuhai |
| High Light | lithium iron phosphate battery pack ，3.7v lithium ion battery | ||
1.High quality 7.4 V 4400mah Li-Ion rechargeable battery pack
2.500 times circle life rechargeable battery
3.No memory effects and safer with protect board
4.Longer storage life than NiMH battery.60% remain for original capacity after stock 1 year
5.Built-in IC chip will prevent battery pack from over charge and over discharge and prolongs battery life
| Place of Origin: | Guang dong China | Brand Name: | TAC |
| Model Number: | 7.4V 4400mAh | Rated Capacity: | 4400mAh |
| Size: | customized | Voltage: | 7.4V |
| Cycle Life: | >2000times | Type: | Li-ion |
| OEM & ODM: | Support | Packing: | PVC Packing |
| Warranty: | 12months | Environmental Compliance: | ROHS, REACH |
| Packaging Details: | Standard Carton Package |
| Delivery Detail: | 100 sets within 7days |
| NO.
| Item | Specifications |
| 1 | standard capacity | 4400mAh 0.2C Discharge |
| Minimum capacity | 4300mAh 0.2C Discharge | |
| 2 | standard voltage | 7.4V |
| 3 | Charge current | Standard Charge :0.2C Rapid charge :1.0C |
| 4 | Standard Charging method | 0.2C CC(constant current)charge to 8.4V,then CV(constant voltage 8.4V)charge till charge current decline to ≤0.01C |
| 5 | Charging time | Standard Charging Approx 5 hours Rapid charge Approx 1.2hours |
| 6 | Max.charge current | Constant Current 1C Constant Voltage 8.4V 0.01C cut-off |
| 7 | Max.discharge current | Constant current 1.0C end voltage 6.0V |
| 8 | Standard Discharge Current | Constant current 0.2 C end voltage 6.0V |
| 9 | Discharge cut-off voltage | 6.0V |
| 10 | Max charge voltage | 8.4V |
| 11 | Initial Impedance | ≤80mW |
| 12 | Weight | Approx:190g |
| 13 | Operating temperature | Charging: 0℃~45℃ Discharging:-20℃~60℃ |
| 14 | Storage temperature | -5℃~35℃ |
| 15 | Storage Humidity | ≤75% RH |
| 16 | Appearance | Without scratch,distortion,contamination and leakage |
| 17 | Standard environmental condition
| Temperature : 23±5℃ Humidity : 45-75%RH Atmospheric Pressure : 86-106 Kpa |
The battery pack can used be various power supply
The period of warranty is one year from the date of shipment. TAC guarantees to give a replacement in case of cells with defects proven due to manufacturing process instead of the customer abuse and misuse.
The batteries should be stored at room temperature, charged to about 30% to 50% of capacity.
We recommend that batteries be charged about once per half a year to prevent over discharge.
More Similar Battery Pack for 18650
Company Details
Business Type:
Manufacturer,Importer,Exporter
Year Established:
2011
Total Annual:
10 USD Million-15 USD Million
Employee Number:
1000~2000
Ecer Certification：
Verified Supplier
Guangzhou Sunland New Energy Technology Co., Ltd. (Sunland Power) is a senior professional service provider of battery application. Aiming at serving industrial users, it is dedicated to providing industrial users with optimized battery supporting solutions and safe, environmental friendly and cost-... Guangzhou Sunland New Energy Technology Co., Ltd. (Sunland Power) is a senior professional service provider of battery application. Aiming at serving industrial users, it is dedicated to providing industrial users with optimized battery supporting solutions and safe, environmental friendly and cost-...
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