Shenzhen Resky Electronics Co., Ltd.
| Payment Terms | T/T,Western Union |
| Supply Ability | 500pcs/day |
| Delivery Time | 15workdays |
| Packaging Details | Standard exporting packages |
| Rated Capacity | 21ah |
| Standard Voltage | 24V |
| Electrolyte | Li-ion |
| Cells | 18650 3500mAh Cells |
| Structure | 7s6p |
| Motor Power | 500W/750W |
| Charging Cut-off Voltage | 29.4V |
| Charging Current | 4A |
| Warranty | 12months |
| HS Code | 8507600090 |
| Brand Name | China |
| Model Number | RESKY-2421 |
| Certification | CE, RoHS, MSDS, Un38.3 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T,Western Union | Supply Ability | 500pcs/day |
| Delivery Time | 15workdays | Packaging Details | Standard exporting packages |
| Rated Capacity | 21ah | Standard Voltage | 24V |
| Electrolyte | Li-ion | Cells | 18650 3500mAh Cells |
| Structure | 7s6p | Motor Power | 500W/750W |
| Charging Cut-off Voltage | 29.4V | Charging Current | 4A |
| Warranty | 12months | HS Code | 8507600090 |
| Brand Name | China | Model Number | RESKY-2421 |
| Certification | CE, RoHS, MSDS, Un38.3 | Place of Origin | China |
Power Battery 24v 7s 21Ah Rechargeable Lithium Battery Pack For Electric Wheelchair
Specification:
| Product name | 24V 21Ah |
| Model | RESKY-2421 |
| Rated Capacity | 21Ah |
| Nominal Voltage | 24V |
| Over discharge protection voltage | 21V±0.05V |
| Over charge protection voltage | 29.4V±0.05V |
| AC Impedance New Cell Max.(mΩ) | ≤100 mΩ |
| Maximum Continuous Charge Current | ≤4A adjustment |
| Maximum Continuous Discharge Current | ≤10A adjustment |
| Maximum Pulse discharge current | ≤20A adjustment |
| Operation Temperature Range | Charge: 0~45°C,Discharge: -20~60°C |
| Storage Temperature Range | Less than 1 year: -20~25°C |
| Less than 3 months: -20~40°C | |
| Storage Temperature Range | Less than 30 Days: -25°C~45°C |
| Less than 90 Days: -25°C~30°C | |
| Weight | Approx 2.5kg |
| Cycle Characteristic | 500times |
Application:
Electric Bikes/Scooters:
Balances voltage for 24V motors and provides 21Ah for 30–60km range, lighter than lead-acid alternatives.
Portable Power Stations: Powers laptops, small appliances, or LED lighting with stable voltage and long runtimes.
Industrial Tools: Works with 24V cordless tool systems requiring moderate runtime and reliability.
Renewable Energy Storage: Stores solar/wind energy for 24V off-grid systems, supporting low-to-medium power loads.
Drones/UAVs: Lightweight 25.9V supply for medium-sized drones needing balanced flight time and power for cameras/sensors.
Pictures:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
2012
Total Annual:
500000-1000000
Employee Number:
20~50
Ecer Certification：
Verified Supplier
Shenzhen Resky Electronics Co., Ltd is a company specialized in manufacturing, sales and marketing of rechargeable lithium battery and related battery packs.Our lithium battery cells and packs products are widely used in portable mobile devices such as Bluetooth headsets, MP3 players, PDAs, Digital ... Shenzhen Resky Electronics Co., Ltd is a company specialized in manufacturing, sales and marketing of rechargeable lithium battery and related battery packs.Our lithium battery cells and packs products are widely used in portable mobile devices such as Bluetooth headsets, MP3 players, PDAs, Digital ...
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