Category
18650-2S2P
18650-2S2P
Overview
The 18650-2S2P is a lithium battery pack composed of four 18650 battery cells. By adopting an advanced 2-series (2S) and 2-parallel (2P) connection method, it maintains a nominal voltage of 7.4V while achieving a large capacity output of 4000mAh. With product dimensions of 42×38×68mm (Thickness×Width×Length), it perfectly balances power density and space utilization, and is specifically designed for medium-to-high power portable devices.
The 18650-2S2P is a lithium battery pack composed of four 18650 battery cells. By adopting an advanced 2-series (2S) and 2-parallel (2P) connection method, it maintains a nominal voltage of 7.4V while achieving a large capacity output of 4000mAh. With product dimensions of 42×38×68mm (Thickness×Width×Length), it perfectly balances power density and space utilization, and is specifically designed for medium-to-high power portable devices.
Quantity:
| Product Introduction | |
| Product Model: | 18650-2S2P |
| Product Dimensions | |
| Thickness (mm) | 42 |
| Width (mm): | 38.0 |
| Length (mm): | 68 |
| Basic Battery Performance Parameters | |
| Nominal Capacity: | 4000mAh |
| Nominal Voltage: | 7.4V |
| Nominal Internal Resistance: | ≤150mΩ |
| Cycle Life: | ≥85% (300 cycles) |
| Discharge Temperature: | -10~60℃ |
| Charge Temperature: | 0~45℃ |
Overview
The 18650-2S2P is a lithium battery pack composed of four 18650 battery cells. By adopting an advanced 2-series (2S) and 2-parallel (2P) connection method, it maintains a nominal voltage of 7.4V while achieving a large capacity output of 4000mAh. With product dimensions of 42×38×68mm (Thickness×Width×Length), it perfectly balances power density and space utilization, and is specifically designed for medium-to-high power portable devices.
Advantages
Intelligent Structural Design: The 2S2P configuration combines both voltage stability and capacity advantages.
High Energy Density: The compact size enables a large capacity output of 4000mAh.
Excellent Cycling Performance: The capacity retention rate exceeds 85% after 300 cycles.
Wide Temperature Range Adaptability: Operates within a wide temperature range of -10℃ to 60℃.
Stable Internal Resistance Characteristic: An internal resistance of ≤150mΩ ensures efficient discharge efficiency.
Application Scenarios
Portable medical testing equipment
Industrial-grade mobile workstations Professional
photography and videography equipment
High-power power tools
Outdoor emergency power systems
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