Image not available
Illustrative purposes only
D357H
Battery, Watch, 1.55 V, Silver Oxide, 170 mAh, Pressure Contact, 2
⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.
- Manufacturer: DURACELL
- Product type: Batteries - Non-Rechargeable
- SVHC: No SVHC (27-Jun-2024)
- Weight: 2.09g
- Pack Quantity: 2
- Product Range: -
- Battery Voltage: 1.55V
- External Height: 5.4mm
- Battery Capacity: 170mAh
- Battery IEC Code: SR44
- Battery NEDA Code: 1131SO
- Battery Size Code: -
- Battery Terminals: Pressure Contact
- External Diameter: 11.6mm
- Battery Technology: Silver Oxide
| Delivery and price | |
|---|---|
| Units per pack | 50 |
| Price | 5.59 € |
| Current stock | 50+ |
| Lead time | 30 days |
Datasheet
**D303/D357** Zinc/Monovalent Silver Oxide Watch Battery ## 0% Mercury **==> picture [170 x 125] intentionally omitted <==** **----- Start of picture text -----**<br> min. 6<br>min. 0.08<br>11.6°-0.2<br> -0.25<br>5.4°<br>**----- End of picture text -----**<br> **==> picture [77 x 18] intentionally omitted <==** **----- Start of picture text -----**<br> Diameter: 11.60 mm<br>Height: 5.40 mm<br>**----- End of picture text -----**<br> ## **Specifications** **Classification:** Silver **Chemical System:** Zinc/Monovalent Silver Oxide, high drain (Zn/Ag20) **Designation:** ANSI-1131SO, IEC-SR44 **Nominal Voltage:** 1.55V **Self Discharge:** Less than 10% per year at 20°C **Operating Temp:** 0°C - 60°C **Typical Weight:** ~2.09 g **Capacity:** *170 mAh, Discharge over 6.8 kΩ at 20°C to 0.9V ## Discharge Curve **==> picture [464 x 238] intentionally omitted <==** **----- Start of picture text -----**<br> 1.7<br>1.6<br>Constant Load: 6.8 k Ω<br>1.5<br>Starting Drain: 229 µA<br>Temperature: 20°C<br>1.4<br>1.3<br>1.2<br>1. 1<br>1.0<br>0.9<br>0.8<br>0 200 400 600 800<br>Time (h)<br>Voltage (V)<br>**----- End of picture text -----**<br> ## **BATTERIES** ## **Berkshire Corporate Park Bethel, CT 06801 U.S.A. Telephone: Toll free 1.800.544.5454 Internet: www.duracell.com** ***Delivered capacity is dependent on the applied load, intermittent usage, operating temperature and cut off voltage. Please refer to the charts and discharge data for examples of energy/service life that the battery will provide for various conditions.** **Information and contents in this data sheet are for reference purposes only. They do not constitute any warranty and representation is subject to change without notice. For most current information and further details, please contact Duracell.** _Illustrator document: REV SP11_
Updated at April 28, 2026
About Novapart
Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.
Learn more →Stock Shortage Specialist
When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.
Request a quote →Compliant Alternatives
We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.
BOM Analysis service →