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| ![SR521SW-5SE SR521SW-5SE](https://oss.origin-ic.net/productFiles/image/product/batteries-non-rechargeable-primary/SR521_5.8mmx2.0mm_tmb.jpg) | SILVER OXIDE HG FREE BATTERY. LO | | 联系我们 | PCB Symbol, Footprint & 3D Model | - | SR521 | Silver Oxide | Coin, 5.8mm | 16mAh | 0.23" Dia x 0.08" H (5.8mm x 2.0mm) | Requires Holder |
| ![SR521SW SR521SW](https://oss.origin-ic.net/productFiles/image/product/batteries-non-rechargeable-primary/SR521_5.8mmx2.0mm_tmb.jpg) | BATTERY SLVR OX 1.55V COIN 5.8MM | | 联系我们 | PCB Symbol, Footprint & 3D Model | 1.55 V | SR521 | Silver Oxide | Coin, 5.8mm | 16mAh | 0.23" Dia x 0.08" H (5.8mm x 2.0mm) | Requires Holder |