---
product_id: 311640128
title: "O2-A2 Oxygen Sensor Compatible with BW Technologies Replacement Oxygen Sensor for MSA Orion"
brand: "alphasense"
price: "S$211"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/311640128-o2-a2-oxygen-sensor-compatible-with-bw-technologies-replacement-oxygen
store_origin: SG
region: Singapore
---

# Long-lasting performance Precision measurement Sealed for safety O2-A2 Oxygen Sensor Compatible with BW Technologies Replacement Oxygen Sensor for MSA Orion

**Brand:** alphasense
**Price:** S$211
**Availability:** ✅ In Stock

## Summary

> Breathe Easy with Precision! 🌬️

## Quick Answers

- **What is this?** O2-A2 Oxygen Sensor Compatible with BW Technologies Replacement Oxygen Sensor for MSA Orion by alphasense
- **How much does it cost?** S$211 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/311640128-o2-a2-oxygen-sensor-compatible-with-bw-technologies-replacement-oxygen)

## 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

- • **Durable Design:** Built to withstand demanding environments.
- • **Reliable Replacement:** Compatible with BW Technologies for seamless integration.
- • **Error-Free Monitoring:** Eliminates 'ERR' readings for peace of mind.
- • **User-Friendly Installation:** Quick and easy setup to minimize downtime.
- • **State-of-the-Art Technology:** Latest manufacturing ensures top-notch accuracy.

## Overview

The AlphasenseO2-A2 Oxygen Sensor is a cutting-edge replacement sensor designed for BW Technologies, ensuring accurate oxygen readings and reliable performance. With its latest manufacturing standards, this sensor is sealed for safety and built to last, making it an essential tool for professionals who demand precision in their monitoring equipment.

## Description

O2-A2 Oxygen Sensor Compatible with BW Technologies Replacement Oxygen Sensor for MSA Orion

## Features

- Oxygen sensor needs to be replaced when 'ERR' appears on the position of the O2 reading
- Brand new, sealed, latest manufactured by Alphasense.
- Brand new sealed latest manufactured by Alphasense

## Product Details

- **Brand:** Alphasense
- **Material:** Micro
- **Item weight:** 0.02 Kilograms
- **Style:** Modern
- **Measurement accuracy:** ±0.6%

## Images

![O2-A2 Oxygen Sensor Compatible with BW Technologies Replacement Oxygen Sensor for MSA Orion - Image 1](https://m.media-amazon.com/images/I/614V8mhjwnL.jpg)
![O2-A2 Oxygen Sensor Compatible with BW Technologies Replacement Oxygen Sensor for MSA Orion - Image 2](https://m.media-amazon.com/images/I/515ONxtahGL.jpg)

## Frequently Bought Together

- Alphasense O2-A2 Oxygen Sensor Compatible with BW Technologies Replacement Oxygen Sensor for MSA Orion
- BW Technologies SR-W-MP75C Replacement MICROpeL Combustible (LEL) Sensor, 0 to 100 Percent LEL Measuring Range
- BW Technologies SR-M-MC Replacement MICROceL Sensor ONLY, Carbon Monoxide CO, 0 to 500 ppm Measuring Range

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**Shop now:** [https://www.desertcart.sg/products/311640128-o2-a2-oxygen-sensor-compatible-with-bw-technologies-replacement-oxygen](https://www.desertcart.sg/products/311640128-o2-a2-oxygen-sensor-compatible-with-bw-technologies-replacement-oxygen)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-22*