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Senchtec 15c High Discharge Rate 21700 4000mAh 3.7V Rechargeable Reliable Capacity Battery for Solar Panel
US$2.10-2.30
130 Pieces
Sample price:US$2.50/piece.Request sample
Product profile
Customization
AvailableType
Li-ion BatteryCathode Material
NCAModel NO.
SCT40Rechargeable
YesSize
21700Standard Discharge Capacity
Min. 4000mAh-0.2c(800mA), 2.5V Cut-offRated Discharge Capacity
Min. 3900mAh-10.0c(40A), 2.5V Cut-offNominal Voltage
3.7VStandard Charge
0.5c(2A) Cc (Constant Current) Charge to 4.2VRated Charge
2c(8A) Cc (Constant Current) Charge to 4.2VCharging Time
Standard Charge: 140min / 80mA Cut-offMax. Continuous Discharge
60A(15c)Max Pulse Discharge
140A 5sCharge Cut-off Voltage
4.2VDischarge Cut-off Voltage
2.5VCycle Life
Capacity ≥2, 400mAh @ After 600cyclesInitial Impedance
Max 4MΩCell Weight
70.0g MaxCell Dimension(with Tube)
Height : Max 70.42mm, Diameter : Max 21.31mmOperating Temperature (Surface)
Charge:-10 to 60ºC, Discharge:-30 to 75Transport Package
Plastic Lining, Carton PackagingSpecification
21x70mmTrademark
SenchtecOrigin
ChinaHS Code
8507600090Production Capacity
1, 000, 000 Units/MonthKey features
High Discharge Rate: Supports max continuous discharge of 60A and pulse discharge up to 140A for 5 seconds.
Long Cycle Life: Maintains capacity of at least 2400mAh after 600 charge-discharge cycles.
High Energy Density: Delivers 15.57Wh energy with 4000mAh capacity at 3.7V nominal voltage.
Versatile Applications: Ideal for power tools, drones, model aircraft, robots, and remote-controlled vehicles.
Reliable Capacity: Rated discharge capacity of min 3900mAh at 10C rate with 2.5V cut-off.
Company profile
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-06-18Average Response Time: ≤2.02hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, CIF
About Our Factory & Business Background
Address329, Block a, No. 11, Kexing Road, High-Tech Park, Nanshan District, Shenzhen, Guangdong, China
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsDrone, Fpv, Quadcopter, Flight Controller(FC), Electronic Speed Controller(ESC), High-Definition Digital Video Transmission
Our Industry Experience & Global Business Record
Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Product Q&A
Q:How long is the cycle life of the battery?
A:
The battery guarantees a capacity of at least 2400mAh after 600 cycles.
Q:What are the cut-off voltages for charging and discharging?
A:
The charge cut-off voltage is 4.2V, and the discharge cut-off voltage is 2.5V.
Q:Is this battery suitable for drones and power tools?
A:
Yes, it is designed for high-power applications including drones, power tools, model aircraft, and robots.
Q:What are the dimensions and weight of the cell?
A:
The cell weighs a maximum of 70.0g, with a height of max 70.42mm and diameter of max 21.31mm.
Send Inquiry
*To:
Shenzhen Senchtec Technology Co., Ltd.
Shenzhen Senchtec Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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