Cylindrical Lithium-ion battery 21700 3C cell
| Size | H:70.4*φ21.4±0.2mm |
| Nominal capacity | 3500mAh |
| Nominal voltage | 3.7V |
| Weight | 50.5±3g |
| Maximum charging voltage | 4.2V (0℃≤T≤55℃) |
| Minimum discharge voltage | 2.75V (0℃＜T≤60℃) |
| 2.7V (-20℃≤T≤0℃) | |
| Rated power | 6.5W |
| AC internal resistance | ≤30mΩ (Fresh cell) |
| Cycle Life | ≥1000 (0.33C/0.33C,80%DOD@25℃) |
| Input Charging Current | 0.5C |
| Standard discharge current | 0.5C |
| Maximum continuous discharge current | 3C |
| Max.charge current | 1C |
5.0
like
design customization
Please fill out the form below to request a quote or to request more information about us. Please be sure to upload customized requirement documents or pictures, and we will get back to you as soon as possible with a response. we're ready to start working on your new project, contact us now to get started.
Please fill out the form below to request a quote or to request more information about us. please be as detailed as possible in your message, and we will get back to you as soon as possible with a response. we're ready to start working on your new project, contact us now to get started.
{{item.score}} Stars
{{item.pre}}%
{{item.nickname ? (item.nickname.slice(0, 2) + '*****') : item.source === 1 ? 'mall buyer' : '--'}}
{{item.comment_time}}
Review in the {{item.country}}
{{itemAttr.params_key}}: {{itemAttr.params_value}}
Get in touch with us
just leave your email or phone number in the contact form so we can send you a free quote for our wide range of designs
Contact us
Address
Factory address：
Friendship Park, Liaoyuan Economic Development Zone, Jilin, China
International office address:
18th Floor, Building T3, Hualian City Center, No. 1001 Nanshan Avenue, Nanshan District, Shenzhen. China
