---
product_id: 141817836
title: "O2-A2 Oxygen Sensor Compatible with BW Technologies"
brand: "alphas"
price: "€ 192.05"
currency: EUR
in_stock: true
reviews_count: 1
url: https://www.desertcart.hr/products/141817836-o2-a2-oxygen-sensor-compatible-with-bw-technologies
store_origin: HR
region: Croatia
---

# Performance output 80-120 μA @ 20.9% O2 Seamless compatibility with BW Tech Response time <15s O2-A2 Oxygen Sensor Compatible with BW Technologies

**Brand:** alphas
**Price:** € 192.05
**Availability:** ✅ In Stock

## Summary

> 🛡️ Stay ahead of danger with precision oxygen sensing!

## Quick Answers

- **What is this?** O2-A2 Oxygen Sensor Compatible with BW Technologies by alphas
- **How much does it cost?** € 192.05 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/141817836-o2-a2-oxygen-sensor-compatible-with-bw-technologies)

## Best For

- alphas enthusiasts

## Why This Product

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

## Key Features

- • **Error-Free Assurance:** Know exactly when to replace your sensor with clear 'ERR' alerts, minimizing downtime and maximizing safety.
- • **Precision Power Output:** Delivers a stable 80-120 μA output at 20.9% oxygen for reliable, consistent readings every time.
- • **Plug & Play Compatibility:** Effortlessly replace your sensor with a brand new, sealed Alphasense unit designed specifically for BW Technologies GasAlert models.
- • **Rapid Response, Zero Delay:** Experience lightning-fast oxygen detection with a response time under 15 seconds, ensuring you never miss a critical alert.
- • **Compact & Lightweight Design:** At just 18 grams and 1.6 inches, this sensor fits seamlessly into your existing setup without adding bulk.

## Overview

The Alphasense O2-A2 Oxygen Sensor is a high-performance, photoelectric sensor designed for seamless replacement in BW Technologies GasAlert detectors. Featuring a rapid response time under 15 seconds and a stable output of 80-120 μA at 20.9% oxygen, it ensures accurate and reliable oxygen monitoring. Its compact, lightweight design and clear error alerts make it an essential upgrade for professionals prioritizing safety and efficiency.

## Description

Alphasense O2-A2 Oxygen Sensor Compatible with BW Technologies GasAlert MicroClip XT PERFORMANCE Output μA @ 20.9% O2 80 to 120 Response time t90 (s) from 20.9% to 0% O2 <15 Zero current μA in N2 <2 Linearity % O2 deviation @ 10% O2 0.6 O2-A2 Oxygen Sensor for BW Technologies Gas Detectors One Replacement Oxygen Sensor compatible with following BW models: BW Technologies GasAlert MicroClip XT BW Technologies GasAlert Max XT-II BW Technologies GasAlert Micro BW Technologies GasAlert Micro 5 BW Technologies GasAlert Quattro BW Technologies GasAlert Max Oxygen sensor needs to be replaced when 'ERR' appears on the position of the O2 reading Brand new, sealed, latest manufactured by Alphasense.

## Features

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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Alphas |
| Style | simple |
| Power Source | Corded Electric |
| Color | Black, White, Yellow |
| Item Weight | 18.14 g |
| Alarm | Audible |
| Sensor Type | Photoelectric |
| Manufacturer | Alphasense |
| Item Weight | 0.64 ounces |
| Product Dimensions | 1.6 x 1.6 x 1 inches |
| Is Discontinued By Manufacturer | No |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Alphas
- **Style:** simple
- **Power Source:** Corded Electric
- **Color:** Black, White, Yellow
- **Item Weight:** 18.14 g
- **Alarm:** Audible
- **Sensor Type:** Photoelectric
- **Manufacturer:** Alphasense

## Images

![O2-A2 Oxygen Sensor Compatible with BW Technologies - Image 1](https://m.media-amazon.com/images/I/41lmYGDrgSL.jpg)
![O2-A2 Oxygen Sensor Compatible with BW Technologies - Image 2](https://m.media-amazon.com/images/I/71byF3wYdlL.jpg)
![O2-A2 Oxygen Sensor Compatible with BW Technologies - Image 3](https://m.media-amazon.com/images/I/51Z-PdFt6dL.jpg)

## Customer Reviews

### ⭐ 1.0 out of 5 stars







  
  
    Junk
  

*by T***E on Reviewed in the United States on May 4, 2021*

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**Shop now:** [https://www.desertcart.hr/products/141817836-o2-a2-oxygen-sensor-compatible-with-bw-technologies](https://www.desertcart.hr/products/141817836-o2-a2-oxygen-sensor-compatible-with-bw-technologies)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-20*