Description
This handcrafted custom high-performance battery pack is built with top-tier BAK 45D 21700 cells in a 26S6P configuration, delivering outstanding energy output and current delivery for powerful e-mobility, drone propulsion, or demanding industrial systems.
🔋 Pack Specifications:
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Configuration: 26S6P (High Voltage, Mid-Capacity)
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Nominal Voltage: 96.2V
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Nominal Capacity: 27Ah (27,000mAh)
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Total Energy: ~2,597Wh
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Continuous Discharge: 220A (based on BMS limit)
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Peak Discharge: 300A+ (short bursts depending on thermal limits)
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BMS: ANT Smart Bluetooth BMS rated for 220A
⚙️ Cell & Build Details:
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Cell Type: BAK 45D 21700 (4.5Ah / 45A per cell)
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Busbar Construction: 0.2mm pure copper + 0.15mm nickel (laser-cut sandwich)
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Welding Method: Precision pulse spot welded
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Protection: Epoxy fiberboard insulators
⚡ Output & Wiring:
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Discharge Cable: Tripple 6 AWG high-temp silicone leads to the BMS
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Connector: Client provide this
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Charging Lead: Client provide this
🧠 Engineering Highlights:
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Compact design optimized for airflow and space savings
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Copper sandwich busbars ensure low resistance and better heat dissipation
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Designed for sustained high-current delivery and long cycle life
🧾 BAK 45D Cell Specs:
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Nominal Voltage: 3.6V (Max: 4.2V / Cut-off: 2.5V)
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Capacity: 4,500mAh
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Max Continuous Discharge: 45A
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Cycle Life: 500–800 cycles under moderate use
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Internal Resistance: ~15mΩ
📌 Important Notes:
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Final price may vary based on cell stock and BMS selection
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Build time: 3–5 weeks after confirmed payment
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U.S. shipping: Flat rate $99
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International shipping: Calculated at checkout
🔧 Built by: DIY500AMP.COM – Real Power for Real Builders
Need custom dimensions or layout? Contact us to tailor this pack to your project.