---
product_id: 459507388
title: "364 SR621SW Battery 1.55V Silver Oxide Watch Button Cell - Replaces Sony 364 (2 Batteries)"
brand: "murata"
price: "€ 5.21"
currency: EUR
in_stock: true
category: "Murata"
url: https://www.desertcart.pt/products/459507388-364-sr621sw-battery-1-55v-silver-oxide-watch-button-cell
store_origin: PT
region: Portugal
---

# 1.55V Silver Oxide Power -10°C to 60°C Operating Range Made in Japan Quality 364 SR621SW Battery 1.55V Silver Oxide Watch Button Cell - Replaces Sony 364 (2 Batteries)

**Brand:** murata
**Price:** € 5.21
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your essentials with precision and reliability — don’t get left powerless!

## Quick Answers

- **What is this?** 364 SR621SW Battery 1.55V Silver Oxide Watch Button Cell - Replaces Sony 364 (2 Batteries) by murata
- **How much does it cost?** € 5.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/459507388-364-sr621sw-battery-1-55v-silver-oxide-watch-button-cell)

## Best For

- murata enthusiasts

## Why This Product

- Trusted murata brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Eco-Conscious Choice:** 0% mercury and RoHS compliant for guilt-free power
- • **Reliable Power Boost:** 18mAh capacity ensures your devices stay energized longer
- • **All-Weather Performance:** Operates flawlessly from chilly -10°C to warm 60°C environments
- • **Versatile Compatibility:** Perfect fit for watches, keyfobs, medical devices, and more
- • **Trusted Japanese Craftsmanship:** Backed by 40+ years of Murata’s precision battery technology

## Overview

The Murata 364 SR621SW is a premium 1.55V silver oxide button cell battery, delivering 18mAh of reliable power. Designed and manufactured in Japan, it offers excellent performance across a wide temperature range (-10°C to 60°C) and complies with strict environmental standards (0% mercury, RoHS). Ideal for watches, keyfobs, medical devices, and other small electronics, this 2-pack replacement battery combines longevity with trusted Japanese quality.

## Description

40+ years of technology development and manufacturing expertise. 364 SR621SW batteries are the perfect long lasting replacement for all your personal devices including keyfobs, blood sugar monitors, remote controls, digital thermometers, toys, calculators and more. Operating temperature: -10°C to +60°C (standard). Nominal Capacity: 18mAh

## Features

- 364 SR621SW 1.55V Silver Oxide Button Cell Watch Battery, 18mAh
- Continuing the long tradition of Japanese quality micro batteries with high performance and reliability
- For use in popular devices such as remotes, car keyfobs, medical devices, and wearables
- -10℃ to 60℃ Operating Temperature & excellent self-discharge performance
- Made in Japan, 0% Mercury. RoHS Compliant

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B876V5CZ |
| ASIN  | B0B876V5CZ |
| Antenna Location | Watch |
| Batteries  | 2 Product Specific batteries required. (included) |
| Battery Capacity | 18 Milliamp Hours |
| Battery Cell Type | Silver Oxide |
| Battery Weight | 0.32 Grams |
| Best Sellers Rank | #127,191 in Health & Household ( See Top 100 in Health & Household ) #693 in Coin & Button Cell Batteries |
| Brand | Murata |
| Customer Reviews | 4.7 4.7 out of 5 stars (224) |
| Date First Available  | May 8, 2020 |
| Manufacturer | Murata |
| Manufacturer  | Murata |
| Model Name | SR621SW |
| Number of Batteries | 2 Product Specific batteries required. (included) |
| Reusability | Single Use |
| UPC | 795044971873 |
| Unit Count | 2.0 Count |
| Voltage | 1.55 Volts |

## Product Details

- **Battery Capacity:** 18 Milliamp Hours
- **Battery Cell Composition:** Silver Oxide
- **Brand:** Murata
- **Number of Batteries:** 2 Product Specific batteries required. (included)
- **Recommended Uses For Product:** Watch

## Images

![364 SR621SW Battery 1.55V Silver Oxide Watch Button Cell - Replaces Sony 364 (2 Batteries) - Image 1](https://m.media-amazon.com/images/I/51rX6+WvhVL.jpg)

## Frequently Bought Together

- Murata 364 SR621SW Battery 1.55V Silver Oxide Watch Button Cell - Replaces Sony 364 (2 Batteries)
- Maxell 377 SR626SW 1.55 Volt Silver Oxide Watch Batteries Factory Hologram (4 Batteries)
- Renata 371 SR920SW Batteries - 1.55V Silver Oxide 371 Watch Battery (2 Count)

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**Shop now:** [https://www.desertcart.pt/products/459507388-364-sr621sw-battery-1-55v-silver-oxide-watch-button-cell](https://www.desertcart.pt/products/459507388-364-sr621sw-battery-1-55v-silver-oxide-watch-button-cell)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-22*