---
product_id: 12146483
title: "53451-110 Rechargeable UV Leak Detection Kit – Includes High-Intensity UV Flashlight, 2 oz Refillable Dye Injector, Universal Dye, Glasses & Accessories – A/C, Oil, Coolant Leak Locator"
brand: "mastercool"
price: "€ 380.54"
currency: EUR
in_stock: true
reviews_count: 4
url: https://www.desertcart.com.cy/products/12146483-53451-110-rechargeable-uv-leak-detection-kit-includes-high-intensity
store_origin: CY
region: Cyprus
---

# 2 oz refillable universal dye injector Rechargeable Li-Ion & AAA battery compatible 50W-equivalent UV flashlight 53451-110 Rechargeable UV Leak Detection Kit – Includes High-Intensity UV Flashlight, 2 oz Refillable Dye Injector, Universal Dye, Glasses & Accessories – A/C, Oil, Coolant Leak Locator

**Brand:** mastercool
**Price:** € 380.54
**Availability:** ✅ In Stock

## Summary

> 🔍 Spot leaks before they spot you – Mastercool’s ultimate UV detection kit!

## Quick Answers

- **What is this?** 53451-110 Rechargeable UV Leak Detection Kit – Includes High-Intensity UV Flashlight, 2 oz Refillable Dye Injector, Universal Dye, Glasses & Accessories – A/C, Oil, Coolant Leak Locator by mastercool
- **How much does it cost?** € 380.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/12146483-53451-110-rechargeable-uv-leak-detection-kit-includes-high-intensity)

## Best For

- mastercool enthusiasts

## Why This Product

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

## Key Features

- • **Complete Leak Detection Kit:** All-in-one solution with dye, remover, safety glasses, and accessories for professional use.
- • **Pro-Grade UV Detection Power:** Experience intense 50W-equivalent UV light for pinpoint leak spotting.
- • **Versatile Refillable Injector:** Inject dye seamlessly into A/C, oil, coolant, and refrigerant systems with ease.
- • **Fast & Accurate Leak Confirmation:** Circulate dye and detect leaks quickly to minimize downtime and costly repairs.
- • **Built for the Pros, Backed by Support:** Durable USA-made kit with responsive customer service to keep you moving.

## Overview

The Mastercool 53451-110 Rechargeable UV Leak Detection Kit is a professional-grade, all-inclusive system designed for fast and accurate detection of leaks in A/C, oil, coolant, and refrigerant systems. Featuring a powerful 50W-equivalent UV flashlight compatible with rechargeable Li-Ion and AAA batteries, a durable 2 oz refillable dye injector, universal dye for up to 25 applications, and safety glasses, this USA-made kit ensures reliable performance and safety for technicians and managers aiming to prevent costly system failures.

## Description

Mastercool 53451-110 Rechargeable UV Leak Detection Kit – Includes High-Intensity UV Flashlight, 2 oz Refillable Dye Injector, Universal Dye, Glasses & Accessories – A/C, Oil, Coolant Leak Locator

## Features

- ✔️ Complete Leak Detection Kit – Includes rechargeable UV flashlight, 2 oz refillable dye injector, 2 oz concentrated universal dye (25 applications), dye remover, and safety glasses.
- ✔️ Professional-Grade UV Light – Powerful light output equivalent to a 50-watt UV lamp. Compatible with rechargeable Li-Ion or AAA batteries (both included) and 110V charger.
- ✔️ Refillable Injector for Universal Use – Durable 2 oz injector works with R134a and R12 A/C systems and supports oil, coolant, and refrigerant dye injection. Includes hose and service coupler.
- ✔️ Easy Dye Injection & Air Purge Process – Detailed instructions included. Injector features air purge steps and application control using twist-handle design.
- ✔️ Circulate, Detect & Confirm Leaks Fast – After injecting dye, run A/C system to circulate, then inspect with UV light to spot fluorescent leaks. Works on A/C, engine coolant, oil, ATF, and fuel systems.
- ✔️ Safety First Design – Includes UV-enhancing safety glasses. Always wear eye protection and gloves. Do not look directly into UV light. Avoid battery storage in high-heat environments.
- ✔️ Mastercool Quality & Support – Built for working professionals and backed by our responsive U.S.-based support team.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Mastercool |
| Brand | Mastercool |
| Model | 53451-110 |
| Item Weight | 6 pounds |
| Product Dimensions | 6 x 11 x 9 inches |
| Country of Origin | USA |
| Item model number | 53451-110 |
| Batteries | 3 AAA batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Exterior | ABS plastic |
| Manufacturer Part Number | 53451-110 |
| Bulb Type | UV light |

## Images

![53451-110 Rechargeable UV Leak Detection Kit – Includes High-Intensity UV Flashlight, 2 oz Refillable Dye Injector, Universal Dye, Glasses & Accessories – A/C, Oil, Coolant Leak Locator - Image 1](https://m.media-amazon.com/images/I/81crZnMSCRL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ THE all in one kit
*by E***G on July 22, 2020*

Great AC kit for a shop had everything you need to check for AC leaks.

### ⭐⭐⭐⭐⭐ Good product
*by H***R on June 15, 2018*

As described

### ⭐⭐ UV light does not work
*by A***M on June 19, 2024*

The UV light does not work and makes the whole kit useless if you don't buy a new one.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.com.cy/products/12146483-53451-110-rechargeable-uv-leak-detection-kit-includes-high-intensity](https://www.desertcart.com.cy/products/12146483-53451-110-rechargeable-uv-leak-detection-kit-includes-high-intensity)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-21*