EN
boston 5300 3.65v 42ah
Boston-Power’s Swing Key 442 block is a high performance lithium-ion rechargeable battery with industry leading safety, energy density and long cycle life, making it an ideal energy storage solution for battery electric vehicles, e-bikes, e-scooters and plug-in hybrid electric vehicles.
- Overview
- Recommended Products
- Unparalleled system safety
- Cost-effective thermal management
- Common hardware compatible with next-gen capacity
- Ease of implementation
Swing Key 442 blocks are a standard battery “building block” for electric vehicles that combine the advantages of small cells with large format cells and deliver:
They form the foundation for our Swing RESS™ (Rechargeable Energy Storage System), demonstrated in multiple vehicle applications today.
Certifications
UN 38.3 (cell and block), UL1642 (cell)
Dimensions & Terminal Locations
Specifications1
| Swing Key 442 | ||
| Configuration | 8 Parallel, 1 Series | |
| Nominal capacity | 42Ah | |
| Nominal energy | 155Wh | |
| Nominal voltage | 3.65V | |
| Energy density | Gravimetric | 171Wh/kg |
| Volumetric | 329Wh/L | |
| Cycle life to 80% capacity | ~2000 cycles @ 90% DOD | |
| Standard charging method | 29.4A to 4.2V | |
| CC/CV (Constant Current/Constant Voltage) | ||
| Operating voltage range | 2.75V to 4.2V | |
| Maximum continuous discharge2 | 70A | |
| Peak pulse discharge (10s)2 | 176A | |
| Nominal Impedance (1kHz) | 2.65mΩ | |
| Nominal module weight | 0.905kg | |
| Operating temperature | Charge | -20 to 60°C |
| Discharge | -40 to 70°C | |
| Storage temperature3 | -40 to 60°C | |
