1. Introducció
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. Característiques del producte
- Tipus: 371 SR920SW Silver Oxide Button Cell
- Voltage: 1.55 V
- Capacitat nominal: 35 mAh
- Temperatura de funcionament: -10 ℃ a + 60 ℃
- Composició: 0% Mercury, RoHS Compliant
- Fiabilitat: Engineered for high performance and reliability, continuing a long tradition of Japanese quality.
- Aplicacions: Suitable for various devices including watches, remotes, car keyfobs, medical devices, wearables, digital thermometers, toys, and calculators.

Imatge 2: Primer pla view of a Murata SR920SW battery, highlighting its 0% Mercury content.
3. Configuració i instal·lació
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.
Passos generals d'instal·lació:
- Identifica el compartiment de la bateria: Locate the battery compartment on your device. This is often on the back or underside, secured by screws or a small latch.
- Compartiment obert: Carefully open the battery compartment using appropriate tools (e.g., a small screwdriver or watch case opener).
- Treure la bateria antiga: Note the orientation of the old battery (positive (+) and negative (-) terminals). Gently remove the old battery.
- Inseriu una bateria nova: Insert the new Murata 371 SR920SW battery, ensuring the correct polarity. The positive (+) side is typically facing upwards.
- Compartiment segur: Tanqueu el compartiment de la bateria de manera segura.
- Dispositiu de prova: 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.
Compatibilitat:
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. Directrius de funcionament
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.
- Potència constant: Provides a steady 1.55V output for reliable device operation.
- Llarga vida útil: Designed for extended use in low-drain applications.
- Resistència a la temperatura: Functions effectively within a wide operating temperature range of -10℃ to +60℃.
5. Manteniment i emmagatzematge
Proper handling and storage can extend the life of your batteries and ensure safety.
- Emmagatzematge: Store unused batteries in their original packaging in a cool, dry place, away from direct sunlight and extreme temperatures.
- Manipulació: Avoid touching the battery terminals with bare hands, as oils and dirt can affect performance. Use non-conductive tweezers if possible.
- Eviteu curtcircuits: Do not store batteries loosely or with metal objects that could cause a short circuit.
- Eliminació: Dispose of used batteries according to local regulations. Do not dispose of in household waste.
6. Solució De Problemes
Si el dispositiu no funciona correctament després de la instal·lació de la bateria, tingueu en compte el següent:
- Instal·lació incorrecta: Assegureu-vos que la bateria estigui inserida amb la polaritat correcta (+/-).
- Pobre contacte: Check that the battery makes firm contact with the device's terminals. Clean any dirt or corrosion from the terminals if necessary.
- Bateria esgotada: Although new, a battery might be faulty or have been stored improperly. Try a different new battery.
- Mal funcionament del dispositiu: 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. Informació de seguretat
ADVERTÈNCIA: MANTENIU LES PILES FORA DE L'ACCESSIT DELS NENS.
- Perill d'asfixia: Button cell batteries are small and can be easily swallowed by children.
- Perill de cremades químiques: If swallowed, button cell batteries can cause severe internal chemical burns in as little as 2 hours, leading to serious injury or death.
- Immediate Medical Attention: If you suspect a battery has been swallowed, seek immediate medical attention.
- Seguretat general: Do not recharge, disassemble, heat, or dispose of batteries in fire. Doing so may cause explosion, leakage, or fire.
- Fuga: 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. Especificacions
| Atribut | Detall |
|---|---|
| Tipus de bateria | 371 SR920SW Silver Oxide Button Cell |
| Voltage | 1.55 V |
| Capacitat nominal | 35 mAh |
| Temperatura de funcionament | -10 °C a +60 °C |
| Contingut de Mercuri | 0% Mercury |
| Compliment | Conforme a RoHS |
| Origen | Fabricat al Japó |
| Dimensions del paquet | 2.09 x 1.02 x 0.75 polzades |
| Pes de l'article | 0.634 ounces (package) |
| Usos recomanats | Watch, remotes, car keyfobs, medical devices, wearables, calculators, digital thermometers, toys |
9. Suport
For further assistance or inquiries regarding Murata products, please visit the official Murata Store on Amazon.





