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Samsung Inr 21700 50s 5000mAh 9c Discharge Rechargeable Premium Power Battery for Solar Panel
US$2.00-3.00
200 Pieces
Sample price:US$3.50/piece.Request sample
Product profile
Customization
AvailableType
Li-ion BatteryCathode Material
NCAModel NO.
INR21700 50SRechargeable
YesSize
21700Standard Discharge Capacity
Typ. 5,000mAh,Charge: 2.5A,Discharge: 1ARated Discharge Capacity
Min 4,800mAh,Charge:6A,Discharge: 10ANominal Voltage
3.6VStandard Charg
Cccv, 2.5A, 4.20 V, 250mA Cut-offRated Charge
Cccv, 6A, 4.20 V, 100mA Cut-offCharging Time
Standard Charge:150min,Rated Charge:100minInternal Resistance
≤ 10MΩEnd of Charge Voltage
4.20VEnd of Discharge Voltage
2.5VMax. Continuous Discharge
25A(Without Temperature Cut),45A(with 80℃ Cut)Max. Charge Current
6ACell Weight
72.0g MaxStorage Temperature for Shipping Cell
< 35ºCOperating Temperature (Surface)
Charge:0 to 45ºC, Discharge:-40 to 60ºCCycle Life
600 CyclesTransport Package
Plastic Lining, Carton PackagingSpecification
21.25x70.00mmTrademark
SamsungOrigin
ChinaHS Code
8507600090Production Capacity
1, 000, 000 Units/MonthKey features
Ultra-High Capacity: Rated capacity of 5000mAh with 4.93Ah to 5.05Ah performance across discharge rates.
High Discharge Current: Supports continuous discharge up to 45A (9C) and peak pulse discharge of 75A (15C).
Premium Chemistry: Uses Samsung SDI NCA chemistry with graphite anode for high energy density.
Robust Safety Compliance: Certified by UN38.3, UL1642, IEC62133, and RoHS for international transport safety.
Fast Charging Capability: Standard charge in ~2.5 hours; fast charge up to 10A (2C) supported.
Company profile
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-06-18Average Response Time: ≤2.91hTerms 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:What is the nominal voltage and capacity?
A:
The battery has a nominal voltage of 3.6V and a rated capacity of 5000mAh.
Q:Does this battery come with safety certifications?
A:
Yes, it complies with UN38.3, UL1642, IEC62133, and RoHS standards.
Q:How many charge-discharge cycles can it last?
A:
The cycle life is guaranteed to be at least 500 cycles while maintaining 80% of initial capacity.
Q:Is active cooling required for high discharge?
A:
Yes, active cooling is required for continuous discharge currents exceeding 30A.
Q:What is the charging time for a full charge?
A:
Standard charging takes approximately 2.5 hours using CC-CV at 4.2V and 5.0A.
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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