EASTAR battery engineered for industrial, medical, and consumer electronics applications, our high-performance silver oxide button batteries deliver stable voltage, extended lifespan, and exceptional reliability. The SR Series, crafted with eco-friendly materials and compliant with international safety standards, meets B2B demands for bulk purchasing, customization, and long-term supply stability. Ideal for smart devices, precision instruments, and medical tools, these batteries provide durable power solutions and are the perfect choice for OEM/ODM partners.
| MODEL. NO. | REF. NO. | VOLTAGE (V) | CAPACITY (mAh) | Diameter (mm) | Height (mm) | Reference Weight (g) |
| SR-416 | 337 | 1.55 | 6 | 4.8 | 1.65 | 0.37 |
| SR-516 | 317 | 1.55 | 5 | 5.8 | 1.65 | 0.17 |
| SR-616 | 321 | 1.55 | 7 | 6.8 | 1.65 | 0.24 |
| SR-716 | 315 | 1.55 | 9 | 7.8 | 1.65 | 0.34 |
| SR-916 | 373 | 1.55 | 18 | 9.47 | 1.65 | 0.45 |
| SR-521 | SG0 | 1.55 | 11 | 5.8 | 2.1 | 0.4 |
| SR-621 | SG1 | 1.55 | 13 | 6.8 | 2.1 | 0.39 |
| SR-726 | SG2 | 1.55 | 28 | 7.9 | 2.6 | 0.44 |
| SR-41 | SG3 | 1.55 | 35 | 7.9 | 3.5 | 0.35 |
| SR-626 | SG4 | 1.55 | 18 | 6.8 | 2.5 | 0.3 |
| SR-754 | SG5 | 1.55 | 60 | 7.9 | 5.4 | 0.9 |
| SR-921 | SG6 | 1.55 | 32 | 9.4 | 2.1 | 0.6 |
| SR-927 | SG7 | 1.55 | 42 | 9.4 | 2.5 | 0.6 |
| SR-1120 | SG8 | 1.55 | 45 | 11.5 | 2.1 | 0.8 |
| SR-936 | SG9 | 1.55 | 45 | 9.4 | 3.5 | 0.9 |
| SR-1130 | SG10 | 1.55 | 75 | 11.5 | 3.1 | 1.2 |
| SR-721 | SG11 | 1.55 | 20 | 7.9 | 2.1 | 0.4 |
| SR-43 | SG12 | 1.55 | 100 | 11.5 | 4.1 | 1.5 |
| SR-44 | SG13 | 1.55 | 145 | 11.5 | 5.4 | 2 |
Global Logistics: DDP/DAP shipping with 15-30 days delivery worldwide. Supports long-term supply agreements.
1.55V
5mAh to 145mAh
4.8mm to 11.5mm
1.65mm to 5.4mm
0.17g to 2.0g
Hg/Cd-Free: ROHS and CE compliant, safe for medical devices and eco-sensitive markets.
-10°C to +60°C: Reliable performance in extreme environments (e.g., outdoor sensors, cold-chain logistics).
3-Year Shelf Life (unopened): Low self-discharge rate (<5% annually), ideal for bulk inventory and long-term projects.
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