---
product_id: 389257991
title: "Maxell BATTERY SR621SW SR COIN [364] BLISTER*1 MXBSR621"
brand: "maxell"
price: "€ 29.71"
currency: EUR
in_stock: true
reviews_count: 5
category: "Maxell"
url: https://www.desertcart.hr/products/389257991-maxell-battery-sr621sw-sr-coin-364-blister-1-mxbsr621
store_origin: HR
region: Croatia
---

# Ultra-Compact 7x7x2mm 23mAh High Capacity 1.55V Silver-Oxide Power Maxell BATTERY SR621SW SR COIN [364] BLISTER*1 MXBSR621

**Brand:** maxell
**Price:** € 29.71
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your precision with Maxell’s sleek silver-oxide spark!

## Quick Answers

- **What is this?** Maxell BATTERY SR621SW SR COIN [364] BLISTER*1 MXBSR621 by maxell
- **How much does it cost?** € 29.71 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/389257991-maxell-battery-sr621sw-sr-coin-364-blister-1-mxbsr621)

## Best For

- maxell enthusiasts

## Why This Product

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

## Key Features

- • **Compact Powerhouse:** Slim 7x7x2mm size fits seamlessly in watches & gadgets
- • **Long-Lasting Energy:** 23mAh capacity ensures extended device life
- • **Trusted Brand Quality:** Maxell’s proven durability with 4.6-star user satisfaction
- • **Single-Use Convenience:** Ready-to-use in blister pack for hassle-free replacement
- • **Reliable Silver-Oxide Chemistry:** Stable 1.55V output for precision devices

## Overview

The Maxell SR621SW is a premium silver-oxide coin battery delivering a stable 1.55V and 23mAh capacity in an ultra-compact 7x7x2mm form factor. Designed for watches and small electronics, it offers reliable, long-lasting power backed by Maxell’s trusted brand reputation and high customer ratings.

## Description

MAXELL - SILVER-OXYDE BATTERY 621 - SR621SW Technology: Silver Packaging: blister 1pcsMAXELL BATTERY SR621SW SR COIN [364] BLISTER1

Review: Standard watch battery. Way more cheaper when you buy couple of pieces together.
Review: Teşekkürler

## Features

- Chemical System Zinc Silver Oxide
- 1.55 V
- Nominal Capacity (mAh) 23 -18

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00SYML68G |
| Amperage | 1.55 Amps |
| Antenna Location | Watch |
| Battery Cell Type | Alkaline |
| Battery Weight | 2 Grams |
| Brand | Maxell |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,235) |
| Global Trade Identification Number | 04902580132224 |
| Item Dimensions | 7 x 7 x 2 millimeters |
| Item Weight | 0.02 Kilograms |
| Manufacturer | Maxell |
| Model Name | SR0621SW |
| Model Number | MXBSR621 |
| Number of Batteries | 1 LR44 batteries required. (included) |
| Reusability | Single Use |
| Unit Count | 1 Count |
| Voltage | 1.55 Volts |

## Product Details

- **Battery cell composition:** Alkaline
- **Brand:** Maxell
- **Number of batteries:** 1 LR44 batteries required. (included)
- **Recommended uses for product:** Watch
- **Unit count:** 1 Count

## Images

![Maxell BATTERY SR621SW SR COIN [364] BLISTER*1 MXBSR621 - Image 1](https://m.media-amazon.com/images/I/6110ZbELUaL.jpg)
![Maxell BATTERY SR621SW SR COIN [364] BLISTER*1 MXBSR621 - Image 2](https://m.media-amazon.com/images/I/61WStHAck0L.jpg)
![Maxell BATTERY SR621SW SR COIN [364] BLISTER*1 MXBSR621 - Image 3](https://m.media-amazon.com/images/I/61ggTKdBPkL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***L on 12 October 2023*

Standard watch battery. Way more cheaper when you buy couple of pieces together.

### ⭐⭐⭐⭐⭐ Review
*by D***O on 27 February 2026*

Teşekkürler

### ⭐⭐⭐⭐⭐ Review
*by C***N on 18 June 2025*

La qualità è ottima, è la seconda volta che le acquisto, la durata è molto buona sia in uso che in stoccaggio.

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**Shop now:** [https://www.desertcart.hr/products/389257991-maxell-battery-sr621sw-sr-coin-364-blister-1-mxbsr621](https://www.desertcart.hr/products/389257991-maxell-battery-sr621sw-sr-coin-364-blister-1-mxbsr621)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-07-07*