---
product_id: 41146352
title: "Replacement Oxygen Sensor for BW Technologies Gas Alert Quattro"
brand: "alphasense"
price: "1386 kr"
currency: DKK
in_stock: true
url: https://www.desertcart.dk/products/41146352-replacement-oxygen-sensor-for-bw-technologies-gas-alert-quattro
store_origin: DK
region: Denmark
---

# Sensor date code ensures fresh accuracy Compact red design for quick ID Precision fit for BW GasAlert Quattro Replacement Oxygen Sensor for BW Technologies Gas Alert Quattro

**Brand:** alphasense
**Price:** 1386 kr
**Availability:** ✅ In Stock

## Summary

> 🔴 Stay ahead of danger with precision oxygen sensing!

## Quick Answers

- **What is this?** Replacement Oxygen Sensor for BW Technologies Gas Alert Quattro by alphasense
- **How much does it cost?** 1386 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/41146352-replacement-oxygen-sensor-for-bw-technologies-gas-alert-quattro)

## Best For

- alphasense enthusiasts

## Why This Product

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

## Key Features

- • **Audible Alarm Ready:** Supports clear audible alerts to keep you instantly informed of oxygen levels.
- • **Lightweight & Compact:** At just 13.61g and 1.15-inch dimensions, it’s easy to handle and replace on the go.
- • **Trusted Brand Quality:** Manufactured by Alphasense, a leader in sensor technology, backed by a warranty for peace of mind.
- • **Fresh Sensor Assurance:** Includes current or previous month’s manufacturer date code for reliable, up-to-date performance.
- • **Seamless Compatibility:** Engineered to meet exact BW GasAlert Quattro specs for flawless integration.

## Overview

This Replacement Oxygen Sensor by Alphasense is designed specifically for the BW Technologies GasAlert Quattro, ensuring precise oxygen detection with a fresh sensor date code for optimal accuracy. Lightweight and compact, it features an audible alarm interface and meets all original equipment specifications, making it a reliable and easy-to-install safety upgrade.

## Description

Replacement Oxygen Sensor for BW Technologies Gas Alert Quattro

## Features

- Meets specs for the BW GasAlert Quattro gas detector
- Sensor Manufacturer Date Code Current Month or -1 Month. Last 3 of SN: MMY
- 2 Year Replacement Warranty
- BW Equivalent PN: SR-X10-C1

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Alphasense |
| Style | Modern |
| Power Source | Battery Powered |
| Color | Red |
| Item Weight | 13.61 g |
| Alarm | Audible |
| Material | Plastic |
| Number of Items | 1 |
| Manufacturer | Alphasense |
| UPC | 682858091319 |
| Part Number | AA428-210 |
| Item Weight | 0.48 ounces |
| Product Dimensions | 1.15 x 1.15 x 1.25 inches |
| Item model number | O2-A2 |
| Is Discontinued By Manufacturer | No |
| Voltage | 9 Millivolts |
| Usage | Date |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Alphasense
- **Style:** Modern
- **Power Source:** Battery Powered
- **Color:** Red
- **Item Weight:** 13.61 g
- **Alarm:** Audible
- **Material:** Plastic
- **Number of Items:** 1
- **Manufacturer:** Alphasense
- **UPC:** 682858091319

## Images

![Replacement Oxygen Sensor for BW Technologies Gas Alert Quattro - Image 1](https://m.media-amazon.com/images/I/61yW1xufPLL.jpg)

## Questions & Answers

**Q: Does it come calibrated?**
A: No, it will require calibration after installation.

**Q: does this work with the max xt II**
A: Yes it does. Same sensor in each

## Frequently Bought Together

- Replacement Oxygen Sensor for BW Technologies Gas Alert Quattro
- 4-Gas Calibration Gas Blend for BW Technologies GasAlert MicroClip, GasAlert MicroClip X3, GasAlert MicroClip XT, GasAlert Max XT II, GasAlert Micro 5, GasAlert Micro, GasAlert Quattro (34L)
- BW Technologies MCXL-XWHM-Y-NA GasAlertMicroClip XL 4 Gas Detector, CO, H2S, LEL and O2, Yellow

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**Shop now:** [https://www.desertcart.dk/products/41146352-replacement-oxygen-sensor-for-bw-technologies-gas-alert-quattro](https://www.desertcart.dk/products/41146352-replacement-oxygen-sensor-for-bw-technologies-gas-alert-quattro)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-20*