---
product_id: 354122613
title: "703-020-G1 Replacement Sensor for TEK-Mate and Compass Refrigerant Leak Detector"
brand: "inficon"
price: "R2858"
currency: ZAR
in_stock: true
reviews_count: 5
url: https://www.desertcart.co.za/products/354122613-703-020-g1-replacement-sensor-for-tek-mate-and-compass
store_origin: ZA
region: South Africa
---

# Heated diode sensor for ultra-sensitive leak detection Flange mount design for seamless compatibility Proudly made in the USA for trusted quality 703-020-G1 Replacement Sensor for TEK-Mate and Compass Refrigerant Leak Detector

**Brand:** inficon
**Price:** R2858
**Availability:** ✅ In Stock

## Summary

> 🔍 Detect leaks like a pro — don’t let refrigerant slip through the cracks!

## Quick Answers

- **What is this?** 703-020-G1 Replacement Sensor for TEK-Mate and Compass Refrigerant Leak Detector by inficon
- **How much does it cost?** R2858 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/354122613-703-020-g1-replacement-sensor-for-tek-mate-and-compass)

## Best For

- inficon enthusiasts

## Why This Product

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

## Key Features

- • **Durable Build:** Crafted from ceramic and metal, designed to withstand up to 125°F for reliable performance in demanding environments.
- • **Trusted Quality:** Backed by a 4.6-star rating from nearly 200 professionals, this sensor is the go-to choice for refrigeration experts.
- • **Lightweight & Compact:** At just 0.01 ounces and slim dimensions, it fits perfectly without adding bulk to your toolkit.
- • **Seamless Compatibility:** Specifically engineered for Inficon TEK-Mate and Compass detectors, guaranteeing effortless integration.
- • **Precision Leak Detection:** Heated diode sensor ensures pinpoint sensitivity to airborne refrigerants, catching leaks before they escalate.

## Overview

The Inficon 703-020-G1 Replacement Sensor is a high-sensitivity heated diode sensor designed exclusively for TEK-Mate and Compass refrigerant leak detectors. Made in the USA with durable ceramic and metal materials, it offers precise leak detection with a compact flange mount design. Trusted by professionals with a 4.6-star rating, it operates reliably up to 125°F, ensuring your refrigeration systems stay leak-free and efficient.

## Features

- Replacement sensor for Inficon TEK-Mate and Compass refrigerant leak detectors
- Heated diode sensor provides sensitivity to airborne refrigerants
- Compatible with Inficon TEK-Mate and Compass refrigerant leak detectors

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B00DAOHQSM |
| Brand Name | Inficon |
| Country Of Origin | USA |
| Customer Reviews | 4.6 4.6 out of 5 stars (196) 4.6 out of 5 stars |
| Global Trade Identification Number | 00689466036886 |
| Included Components | Replacement Sensor for TEK-Mate and Compass Refrigerant Leak Detector |
| Item Dimensions | 8.4 x 6.4 x 0.8 Centimeters |
| Item Weight | 0.01 Ounces |
| Manufacturer | Inficon |
| Material Type | Ceramic, Metal |
| Model Number | 703-020-G1 |
| Mounting Type | Flange Mount |
| Number Of Items | 1 |
| Output Type | Sensor |
| Part Number | 703-020-G1 |
| Specific Uses For Product | refrigeration system leak detection |
| Style Name | Modern |
| Unit Count | 1.0 Count |
| Upc | 696333273916 689466036886 715002138490 696335215006 |
| Upper Temperature Rating | 125 Degrees Fahrenheit |

## Product Details

- **Brand:** Inficon
- **Item dimensions L x W x H:** 8.4 x 6.4 x 0.8 Centimeters
- **Material:** Ceramic, Metal
- **Item Weight:** 0.01 Ounces
- **Style:** Modern

## Images

![703-020-G1 Replacement Sensor for TEK-Mate and Compass Refrigerant Leak Detector - Image 1](https://m.media-amazon.com/images/I/517gzKCyZGL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Quality
*by  on Reviewed in the United States 13 December 2025*

Works with no issues.

### ⭐⭐⭐⭐⭐ Gracias Amazon!
*by  on Reviewed in Mexico 21 May 2020*

El sensor llego , y al ponerlo funciona bien, gracias Amazon sin ustedes mi detector electrónico solo me serviría para pisar papeles.

### ⭐⭐⭐⭐⭐ Inficon 703-020-G1 Replacement Sensor for TEK-Mate and Compass Refrigerant Leak Detector
*by  on Reviewed in the United States 11 February 2026*

Thank you for fast shipping and good product. I will purchase more merchandise in the future.

## Frequently Bought Together

- Inficon 703-020-G1 Replacement Sensor for TEK-Mate and Compass Refrigerant Leak Detector
- INFICON 705-600-G1 Filter Kit for TEK-Mate Refrigerant Leak Detector
- Inficon Inficon Refrigerant Leak Detector, Model:705-202-G1

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**Shop now:** [https://www.desertcart.co.za/products/354122613-703-020-g1-replacement-sensor-for-tek-mate-and-compass](https://www.desertcart.co.za/products/354122613-703-020-g1-replacement-sensor-for-tek-mate-and-compass)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-01*