---
product_id: 64279744
title: "Combustible Gas Leak Detector"
brand: "klein tools"
price: "$1839304"
currency: COP
in_stock: null
url: https://www.desertcart.co/products/64279744-combustible-gas-leak-detector
store_origin: CO
region: Colombia
---

# Detection range 50-10,000 ppm 85dB audible alerts 18-inch flexible gooseneck Combustible Gas Leak Detector

**Brand:** klein tools
**Price:** $1839304
**Availability:** ❌ Out of Stock

## Summary

> 🔥 Stay ahead of leaks with Klein’s ET120 – your ultimate gas detection sidekick! 🛠️

## Quick Answers

- **What is this?** Combustible Gas Leak Detector by klein tools
- **How much does it cost?** $1839304 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/64279744-combustible-gas-leak-detector)

## Best For

- klein tools enthusiasts

## Why This Product

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

## Key Features

- • **Ready When You Are:** Automatic zero-point calibration on startup means you’re always working with accurate readings.
- • **Dual Sensitivity Modes for Every Job:** Switch effortlessly between high and low sensitivity to tailor detection to your environment.
- • **Extended Reach with Flexible Gooseneck:** 18-inch bendable sensor arm lets you inspect hard-to-reach spots without hassle.
- • **Precision Detection at Your Fingertips:** Detects methane and propane from as low as 50 ppm up to 10,000 ppm, ensuring no leak goes unnoticed.
- • **Visual & Audible Alerts That Command Attention:** Five bright red LEDs combined with a loud 85dB alarm escalate with gas concentration for instant awareness.

## Overview

The Klein Tools ET120 Combustible Gas Leak Detector is a professional-grade handheld device designed for HVAC and safety experts. It detects methane, propane, and other combustible gases within a wide range of 50 to 10,000 ppm, featuring dual sensitivity modes, visual LED indicators, and an 85dB audible alarm. Its 18-inch flexible gooseneck sensor enhances accessibility, while automatic calibration ensures reliable performance every time. Battery-powered and portable, it’s engineered for precision and ease of use in demanding environments.

## Description

Product Description               The ET120 is an easy-to-use tester that provides audible and visual alarms in the presence of methane, Propane and other combustible gases at concentrations as low as 50 ppm, making it the perfect choice for HVAC professionals.                  Safety Warning               Gas Detector is NOT intended for use as personal protective equipment (PPE)Read, understand and follow all instructions to ensure safe operationAlways turn on the gas detector in an area known to be free of combustible gases

## Features

- Detection range: approximately 50 to 10, 000 ppm* (based on methane)
- Two levels of sensitivity: high (approximately 50 to 1000 ppm) and low (approximately 50 to 10, 000 ppm)
- Five red LED's (visual) and 85dB audible alerts that increase with gas concentration
- Automatic zero-point calibration at power-up (lights will flash during self-calibration; this does not indicate the presence of gas)
- 18-Inch flexible gooseneck expands sensor's reach; clips onto meter for storage

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Klein Tools |
| Part Number | ET120 |
| Product Dimensions | 71.88 x 4.55 x 6.88 cm; 368.54 g |
| Batteries | 4 AAA batteries required. (included) |
| Item model number | ET120 |
| Size | One Size |
| Colour | Black and Orange |
| Style | Combustible Gas |
| Finish | Brushed |
| Material | Blend |
| Pattern | Detector |
| Shape | Rectangular |
| Power Source | Battery Powered |
| Item Package Quantity | 1 |
| Measurement System | Metric |
| Display style | Digital |
| Special Features | Audible Alert, Auto-Power Off, Visual Notification |
| Included Components | Tester, Batteries, Carrying Pouch |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Battery description | 4 x AAA |
| Item Weight | 368 g |

## Product Details

- **Brand:** KLEIN TOOLS
- **Style:** Combustible Gas
- **Power source:** Battery Powered
- **Colour:** Black and Orange
- **Product dimensions:** 4.5D x 6.9W x 71.9H centimetres
- **Item weight:** 13 Ounces
- **Alarm:** Audible
- **Operating humidity:** 85 percent
- **Global Trade Identification Number:** 00092644690648
- **Material:** Blend

## Images

![Combustible Gas Leak Detector - Image 1](https://m.media-amazon.com/images/I/518x8T44SuL.jpg)
![Combustible Gas Leak Detector - Image 2](https://m.media-amazon.com/images/I/61FQhJ20FVL.jpg)
![Combustible Gas Leak Detector - Image 3](https://m.media-amazon.com/images/I/61lZl4XK5YL.jpg)
![Combustible Gas Leak Detector - Image 4](https://m.media-amazon.com/images/I/51yHBzjM8NL.jpg)
![Combustible Gas Leak Detector - Image 5](https://m.media-amazon.com/images/I/416y2suebhL.jpg)

## Questions & Answers

**Q: Does this detect hydrogen sulfide?**
A: you will have to call them.  1-800-553-4676.  I was unable to find any info. methane, butane and propane and others*  but that doesnt say H2S specifically.

**Q: Can it be used for car?**
A: It will detect gasoline fumes but is not a carbon monoxide detector.

**Q: Will this detect hydrogen**
A: No

**Q: Will it work for r290 refrigerant?**
A: Although I have never tried it on refrigerant. The unit is made to detect combustible gasses. As is stated in the specs.

## Frequently Bought Together

- Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range 50 - 10,000 ppm, Includes Pouch, Batteries
- Klein Tools ET110 CO Meter, Carbon Monoxide Tester and Detector with Exposure Limit Alarm, 4 x AAA Batteries and Carry Pouch Included

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*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-01-27*