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{"title":"In Stock INR21700-50G 3.7V 5000mAh 2C Li Ion Rechargeable Battery 1000 High","imgUrl":"https:\/\/img.chinax.com\/nimg\/a2\/4c\/9199d1f4172a97a5568c0d9fe3ea-200x200-1\/in_stock_inr21700_50g_3_7v_5000mah_2c_li_ion_rechargeable_battery_1000_high_cycle_life_50gb_lithium_ion_battery_for_sale.jpg","attrs":{"Brand Name":"EMB","Model Number":"INR21700-50GB","Certification":"UN38.3\/CE\/UL\/IEC62133\/KC\/BIS","Place of Origin":"Tianjin"}}
{"title":"Molicel P45B 21700 Li Ion Battery 4.5A 3.6V 45A Discharge Low Temperature 21700","imgUrl":"https:\/\/img.chinax.com\/nimg\/4b\/a1\/b324e1dfd31112519955f6981eb9-200x200-1\/molicel_p45b_21700_li_ion_battery_4_5a_3_6v_45a_discharge_low_temperature_21700.jpg","attrs":{"Brand Name":"E-One Moli Energy Corporation","Model Number":"P45B","Certification":"UN38.3\/CE\/UL\/IEC62133\/KC\/BIS","Place of Origin":"Taiwan"}}
{"title":"High Discharge Rechargeable 21700 Battery Molicel P50B 3.6V 5000mAh 60A","imgUrl":"https:\/\/img.chinax.com\/nimg\/90\/e0\/ca42fb9ad68ec6e72c08931f02e3-200x200-1\/high_discharge_rechargeable_21700_battery_molicel_p50b_3_6v_5000mah_60a.jpg","attrs":{"Brand Name":"E-One Moli Energy Corporation","Model Number":"P50B","Certification":"UN38.3\/CE\/UL\/IEC62133\/KC\/BIS","Place of Origin":"Taiwan"}}
{"title":"Tenpower INR21700-50SG Rechargeable Lithium Battery 5000mAh 20A High Discharge","imgUrl":"https:\/\/img.chinax.com\/nimg\/a8\/42\/d4fb20d52716594f91957f13ba34-200x200-1\/tenpower_inr21700_50sg_rechargeable_lithium_battery_5000mah_20a_high_discharge.jpg","attrs":{"Brand Name":"Tenpower","Model Number":"INR21700-50SG","Certification":"UN38.3\/CE\/UL\/IEC62133\/KC\/BIS","Place of Origin":"China"}}
{"title":"Molicel P42A 3.6V 21700 Lithium Battery 4200mAh Low Temperature Deep Cycle","imgUrl":"https:\/\/img.chinax.com\/nimg\/b3\/1b\/a519ee023d217441ae3ca24d8d66-200x200-1\/molicel_p42a_3_6v_21700_lithium_battery_4200mah_low_temperature_deep_cycle.jpg","attrs":{"Brand Name":"E-One Moli Energy Corporation","Model Number":"P42A","Certification":"UN38.3\/CE\/UL\/IEC62133\/KC\/BIS","Place of Origin":"Taiwan"}}
INR21700-30SG 21700 Cylindrical Cells 3.6V 30A Rechargeable Lithium Ion Battery
The INR21700-30SG Battery is a high-performance lithium-ion rechargeable power cell designed for long-lasting energy delivery and reliable performance. With a 3000mAh capacity and 30A maximum continuous discharge rate, this battery is ideal for medium- to high-demand applications, offering stable output and extended usage time.
Cell Characteristics
Specification
Value
Capacity
Typical 3000mAh
Cell Voltage
Nominal 3.6V Charge 4.2V Discharge 2.5V
Continuous Charge Current
Standard 1.5A Maximum 6A
Continuous Discharge Current
Maximum 30A
Ambient Temperature
Charge 0 to 50℃
Discharge -20 to 75℃
Impedance
≤15mΩ
Weight
69g
Dimension
70.3mm(Max)*21.3mm(Max)
Cycle life
300cycle(70%)
Key Features
High Capacity: 3000mAh provides extended runtime before requiring recharge
High Discharge Rate: 30A continuous discharge, ideal for medium-to-high-drain applications
Lithium-Ion Chemistry: Provides stability, efficiency, and low internal resistance
Rechargeable & Long-Lasting: Supports multiple charge cycles with minimal degradation
Output Stability: Stable voltage curve during discharge ensures continuous power output
Compact 21700 Size: Universally compatible with a wide range of electronic devices
Applications
Flashlights: Ideal for high-lumen LED torches requiring consistent power
Medical Devices: Reliable power source for essential equipment
Power Banks & Backup Systems: Supports portable energy solutions
Lightweight Power Equipment: Auxiliary power for robotic vacuums, electric bicycles, scooters, and fishing boats
Power Tools: High burst power for drills, angle grinders, electric saws, and other high-current tools
Warning
Lithium-ion batteries require proper handling and knowledge to ensure safe operation
Failure to follow safety guidelines may result in fire, explosion, serious injury, or property damage
Only purchase and use if you fully understand lithium-ion battery safety
Never leave a battery unattended while charging
Keep away from animals and children
Prevent contact with metal objects (keys, coins, tools) to avoid short circuits
Inspect wraps and insulators regularly for damage - repair or dispose of damaged batteries immediately
Resellers must pass these warnings to customers
Typical cycle life of 250 cycles before noticeable capacity reduction - recycle at end of life
