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Energizer Silver Oxide Button Cell Battery 1.55V 14.5mAh SR521SW
Energizer Silver Oxide Button Cell Battery 1.55V 14.5mAh SR521SW is backordered and will ship as soon as it is back in stock.
Pickup available at Double Bay Hardware
Usually ready in 1 hour
The Energizer SR521SW Silver Oxide Button Cell Battery delivers dependable 1.55V power for precision devices including watches, toys, games, instruments and electronics. Utilizing advanced silver oxide chemistry (Zn/Ag2O), this battery provides stable voltage output and exceptional longevity, ensuring your devices maintain consistent performance throughout the battery's life.
Measuring 5.8mm in width and 2.15mm in height, this ultra-compact button cell weighs just 0.21g while delivering 14.5mAh nominal capacity. Also known as 379, the SR521SW is engineered for devices requiring reliable, long-lasting power in a minimal footprint, making it the ideal choice for precision instruments and miniature electronics where space is at a premium.
Key Features
- Silver oxide chemistry (Zn/Ag2O) for stable voltage and extended life
- 1.55V output ideal for precision electronic devices
- 14.5mAh nominal capacity for reliable runtime
- Ultra-compact button cell design (5.8mm × 2.15mm)
- Lightweight construction at just 0.21g
- Compatible with watches, toys, games, instruments and electronics
- Cross-reference: 379
- Trusted Energizer quality and performance
Specifications
- Model: SR521SW (also known as 379)
- Chemistry: Silver Oxide (Zn/Ag2O)
- Voltage: 1.55V
- Nominal Capacity: 14.5mAh
- Watt Hour: 0.0Wh
- Size: Button Cell
- Width: 5.8mm
- Height: 2.15mm
- Weight: 0.21g
- Applications: Watch, Toy, Game, Instrument, Electronic
WARNING:
- KEEP OUT OF REACH OF CHILDREN.
- Swallowing or insertion into the body may lead to serious injury or death in as little as 2 hours due to chemical burns and potential perforation of the esophagus. Immediately see doctor.
- Keep in original package until ready to use.
- Dispose of used batteries immediately.
- Risk of injury due to fire, explosion or leakage.
- Do not disassemble, charge, crush or expose to fire or high temperature.
We are more than happy to assist it for you.
You could:
1. Contact us at 02 9327 5603 or admin@doublebayhardware.com.au
Shipping Information:
- Orders are dispatched from our Sydney warehouse, same business days before 10AM.
- Standard delivery across Australia typically takes 2–8 business days depending on your location. Overseas deliveries generally take 3–10 business days.
- You can estimate postage by adding products to your cart and entering your postcode. The estimated delivery time will be displayed at checkout once you’ve entered your shipping details.
Click & Collect:
- Free Click & Collect is available from our Double Bay store. Usually is ready in 1 hour. You will receive an email notification when your order is ready for collection.
Returns Policy:
1. If you change your mind, most unused and unopened items can be returned within 30 days of purchase.
To be eligible for a return:
- Item must be unused and in its original packaging.
- Proof of purchase is required.
- Special order, clearance, hazardous and certain electrical products may not be eligible for return.
2. If an item arrives damaged or faulty, please contact our customer service team as soon as possible so we can arrange a replacement, repair or refund in accordance with Australian Consumer Law.
For full details, please visit our Shipping Policy and Returns Policy pages.
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