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BAK
BAK 45D 21700 4500mAh 60A Battery
BAK
Market Price
U.S.＄8.99
12.12 Sale
U.S.＄4.99
<h4 style="-webkit-font-smoothing: antialiased; font-size: 19px; font-weight: 400; margin: 0px 0px 0.6em; line-height: 1.7; text-transform: uppercase; font-family: "DM Sans", sans-serif; color: rgb(0, 0, 0); white-space: normal; background-color: rgb(255, 255, 255); box-sizing: border-box !important;">Key Features</h4><ul style="list-style-type: none;" class=" list-paddingleft-2"><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">4500mAh Energy Reserve:</span> High-capacity design ensures stable, extended operation.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">60A Continuous Load Support:</span> Built for applications requiring sustained heavy current draw.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">High-Performance Li-ion Cell:</span> Minimal internal resistance for improved efficiency.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">Durable Structure:</span> Rated for 600+ cycles with proper thermal management.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">21700 High-Density Format:</span> Increased volume allows improved thermal and energy performance.</p></li></ul><p style="-webkit-font-smoothing: antialiased; margin-bottom: 0.7em; color: rgb(0, 0, 0); font-family: "DM Sans", sans-serif; white-space: normal; background-color: rgb(255, 255, 255); box-sizing: border-box !important;">The BAK 45D 21700 cell is a robust lithium-ion battery engineered for systems requiring high current, long cycle life, and stable voltage output. Its 60A discharge capability makes it suitable for advanced powertrains, industrial equipment, and custom-built battery packs. This unprotected flat-top cell is intended for integration into professionally designed BMS-controlled battery systems.</p><h4 style="-webkit-font-smoothing: antialiased; font-size: 19px; font-weight: 400; margin: 1.9em 0px 0.6em; line-height: 1.7; text-transform: uppercase; font-family: "DM Sans", sans-serif; color: rgb(0, 0, 0); white-space: normal; background-color: rgb(255, 255, 255); box-sizing: border-box !important;">Applications/Uses</h4><ul style="list-style-type: none;" class=" list-paddingleft-2"><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">EV Battery Modules:</span> Provides strong current delivery for electric mobility solutions.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">Industrial Tooling:</span> Supports demanding torque and power requirements.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">Energy Storage Banks:</span> Great for solar storage, UPS systems, and modular ESS units.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">High-Drain R/C & Robotics:</span> Delivers reliable power for motors and actuators.</p></li><li><p><span style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; font-weight: 700;">Professional Illumination:</span> Ideal for high-power LED devices and tactical lights.</p></li></ul><h4 style="-webkit-font-smoothing: antialiased; font-size: 19px; font-weight: 400; margin: 1.9em 0px 0.6em; line-height: 1.7; text-transform: uppercase; font-family: "DM Sans", sans-serif; color: rgb(0, 0, 0); white-space: normal; background-color: rgb(255, 255, 255); box-sizing: border-box !important;">SPECIFICATIONS</h4><table width="623" style="width: 359px;"><tbody style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important;"><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);" class="firstRow"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Brand:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">BAK</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Model:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">45D</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Battery Type:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">21700</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Capacity:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">4500mAh</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Nominal Voltage:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">3.6V</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Full Charge Voltage:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">4.2V</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Discharge Cutoff Voltage:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">2.5V</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Continuous Discharge Rate:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">60A (80°C cutoff)</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Rechargeable:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Yes</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Protected:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">No, Unprotected</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Cycle Life:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">600+ cycles</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Diameter:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">21.3mm</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Length:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">70.5mm</td></tr><tr style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; border-top: 1px solid rgb(225, 227, 228); border-bottom: 1px solid rgb(225, 227, 228);"><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">Weight:</td><td style="-webkit-font-smoothing: antialiased; box-sizing: border-box !important; padding: 3px 6px;">~70g</td></tr></tbody></table><p><br/></p>
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