1. Einleitung
Thank you for choosing Murata 371 SR920SW Silver Oxide Button Cell Batteries. Murata has over 40 years of expertise in developing and manufacturing high-performance micro batteries. These batteries are designed to provide reliable and long-lasting power for a wide range of personal electronic devices.
The Murata 371 SR920SW is a 1.55V Silver Oxide battery with a nominal capacity of 35mAh. It is manufactured in Japan, is 0% Mercury, and RoHS Compliant, reflecting a commitment to quality and environmental responsibility.

Image 1: Murata 371 SR920SW batteries in their original blister packaging.
2. Produktmerkmale
- Typ: 371 SR920SW Silver Oxide Button Cell
- Bandtage: 1.55 V
- Nennkapazität: 35 mAh
- Betriebstemperatur: -10℃ bis +60℃
- Zusammensetzung: 0% Mercury, RoHS Compliant
- Zuverlässigkeit: Engineered for high performance and reliability, continuing a long tradition of Japanese quality.
- Anwendungen: Suitable for various devices including watches, remotes, car keyfobs, medical devices, wearables, digital thermometers, toys, and calculators.

Bild 2: Nahaufnahme view of a Murata SR920SW battery, highlighting its 0% Mercury content.
3. Einrichtung und Installation
These batteries are designed for easy replacement in compatible devices. Always refer to your device's specific instruction manual for detailed battery replacement procedures, as steps may vary.
Allgemeine Installationsschritte:
- Batteriefach identifizieren: Locate the battery compartment on your device. This is often on the back or underside, secured by screws or a small latch.
- Fach öffnen: Carefully open the battery compartment using appropriate tools (e.g., a small screwdriver or watch case opener).
- Alte Batterie entfernen: Note the orientation of the old battery (positive (+) and negative (-) terminals). Gently remove the old battery.
- Neue Batterie einlegen: Insert the new Murata 371 SR920SW battery, ensuring the correct polarity. The positive (+) side is typically facing upwards.
- Sicheres Fach: Verschließen Sie das Batteriefach fest.
- Testgerät: Power on your device to confirm proper function.

Image 3: Illustrative image of a button cell battery being carefully placed into a watch movement using tweezers.
Kompatibilität:
The Murata 371 SR920SW battery is a common replacement for various watch and small electronic device batteries. It is equivalent to Sony 371 and other similar models. Always verify the required battery type for your specific device.

Image 4: A visual guide displaying various Murata watch battery models and their corresponding reference numbers.
4. Betriebsrichtlinien
Once correctly installed, the Murata 371 SR920SW battery will power your device. These silver oxide batteries are known for their stable voltage output throughout their lifespan, which is crucial for devices requiring consistent power, such as watches.
- Konsistente Leistung: Provides a steady 1.55V output for reliable device operation.
- Lange Lebensdauer: Designed for extended use in low-drain applications.
- Temperaturbeständigkeit: Functions effectively within a wide operating temperature range of -10℃ to +60℃.
5. Wartung und Lagerung
Proper handling and storage can extend the life of your batteries and ensure safety.
- Lagerung: Bewahren Sie unbenutzte Batterien in ihrer Originalverpackung an einem kühlen, trockenen Ort, fern von direkter Sonneneinstrahlung und extremen Temperaturen auf.
- Handhabung: Avoid touching the battery terminals with bare hands, as oils and dirt can affect performance. Use non-conductive tweezers if possible.
- Kurzschlüsse vermeiden: Do not store batteries loosely or with metal objects that could cause a short circuit.
- Entsorgung: Entsorgen Sie gebrauchte Batterien gemäß den örtlichen Bestimmungen. Werfen Sie sie nicht in den Hausmüll.
6. Fehlerbehebung
Falls Ihr Gerät nach dem Einsetzen der Batterie nicht ordnungsgemäß funktioniert, beachten Sie Folgendes:
- Falsche Installation: Stellen Sie sicher, dass die Batterie mit der richtigen Polarität (+/-) eingelegt ist.
- Schlechter Kontakt: Check that the battery makes firm contact with the device's terminals. Clean any dirt or corrosion from the terminals if necessary.
- Batterie leer: Although new, a battery might be faulty or have been stored improperly. Try a different new battery.
- Gerätestörung: If multiple new batteries do not resolve the issue, the problem may lie with the device itself. Consult your device's manual or a qualified technician.
7. Sicherheitshinweise
WARNUNG: HALTEN SIE DIE BATTERIEN VON KINDERN AUSSER REICHWEITE AUF.
- Erstickungsgefahr: Button cell batteries are small and can be easily swallowed by children.
- Gefahr chemischer Verbrennungen: If swallowed, button cell batteries can cause severe internal chemical burns in as little as 2 hours, leading to serious injury or death.
- Sofortige ärztliche Hilfe: If you suspect a battery has been swallowed, seek immediate medical attention.
- Generelle Sicherheit: Do not recharge, disassemble, heat, or dispose of batteries in fire. Doing so may cause explosion, leakage, or fire.
- Leckage: In case of battery leakage, avoid contact with skin and eyes. If contact occurs, rinse immediately with plenty of water and seek medical advice.
8. Spezifikationen
| Attribut | Detail |
|---|---|
| Akku-Typ | 371 SR920SW Silver Oxide Button Cell |
| Bandtage | 1.55 V |
| Nominale Kapazität | 35 mAh |
| Betriebstemperatur | -10°C bis +60°C |
| Quecksilbergehalt | 0% Mercury |
| Einhaltung | RoHS-konform |
| Herkunft | Hergestellt in Japan |
| Verpackungsabmessungen | 2.09 x 1.02 x 0.75 Zoll |
| Artikelgewicht | 0.634 Unzen (Packung) |
| Empfohlene Verwendung | Watch, remotes, car keyfobs, medical devices, wearables, calculators, digital thermometers, toys |
9. Unterstützung
For further assistance or inquiries regarding Murata products, please visit the official Murata Store on Amazon.