---
product_id: 24038495
title: "NU CALGON 4300-09 RX-11 Flush Kit 3-4 Ton-952469"
brand: "nu-calgon"
price: "₩178529"
currency: KRW
in_stock: true
reviews_count: 6
category: "Nu Calgon"
url: https://www.desertcart.kr/products/24038495-nu-calgon-4300-09-rx-11-flush-kit-3-4
store_origin: KR
region: South Korea
---

# Powerful solvent action Eco-friendly, non-ozone depleting 3-4 ton system compatibility NU CALGON 4300-09 RX-11 Flush Kit 3-4 Ton-952469

**Brand:** nu-calgon
**Price:** ₩178529
**Availability:** ✅ In Stock

## Summary

> 🧪 Flush out the old, power up the new — clean systems, clear wins!

## Quick Answers

- **What is this?** NU CALGON 4300-09 RX-11 Flush Kit 3-4 Ton-952469 by nu-calgon
- **How much does it cost?** ₩178529 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/24038495-nu-calgon-4300-09-rx-11-flush-kit-3-4)

## Best For

- nu-calgon enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Pros:** Highly rated with proven effectiveness and great value, making it a must-have for HVAC specialists.
- • **Deep Clean Power:** Patented HFC-based formula dissolves sludge, carbon, oils, acids, and particulates effortlessly.
- • **Safe & Sustainable:** Non-toxic, non-flammable, and ozone-friendly for peace of mind during maintenance.
- • **Post-Burnout Savior:** Ideal for flushing systems after burnouts or retrofits to restore peak performance.
- • **Versatile Compatibility:** Specifically engineered for 3-4 ton refrigeration and A/C systems, including R-410A retrofits.

## Overview

The NU CALGON 4300-09 RX-11 Flush Kit is a professional-grade solvent designed to thoroughly clean 3-4 ton refrigeration and air conditioning systems. Its patented HFC-based formula effectively removes sludge, carbon residue, oils, acids, and particulates, making it ideal for post-burnout flushes, retrofits, and R-410A conversions. Non-toxic, non-flammable, and ozone-friendly, this flush kit ensures safe, eco-conscious maintenance while restoring system efficiency.

## Description

Rx11-flush is a unique solvent that has been engineered for Flushing refrigeration and air conditioning systems | its patented huff based solvent formulation is powerful enough to flush away sludge, carbon residue, oils, acids, water and other particulate | ideal for system Flushing after burnouts, retrofits and for Flushing line sets for R-410A conversions | it is non-toxic, non-flammable and is non-ozone depleting - rx-11 flush kit 3-4 Ton - 952469 - manufacturer part number: 4300-09 - manufacturer: Nu colon.

Review: magic stuff - Stuff is magic, dissolves everything.
Review: Great price - This product works as it should and is a great price!

## Features

- Manufacturer: nu colon
- Manufacturer part Number: 4300-09
- Rx-11 Flush Kit 3-4 ton - 952469

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Best Sellers Rank | #230,415 in Automotive ( See Top 100 in Automotive ) #514 in Air Conditioning Line Repair Tools |
| Customer Reviews | 4.1 out of 5 stars 31 Reviews |

## Images

![NU CALGON 4300-09 RX-11 Flush Kit 3-4 Ton-952469 - Image 1](https://m.media-amazon.com/images/I/815n+xaJAaL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ magic stuff
*by J***G on April 21, 2025*

Stuff is magic, dissolves everything.

### ⭐⭐⭐⭐⭐ Great price
*by B***R on January 13, 2024*

This product works as it should and is a great price!

### ⭐ This is not required nor is it recommended to be used by equipment manufacturers
*by B***N on August 23, 2016*

This is not required nor is it recommended to be used by equipment manufacturers. If you do choose to use this special procedures are needed as the chemicals left over can cause acid build up and compressor failure in new equipment.

## Frequently Bought Together

- NU CALGON 4300-09 RX-11 Flush Kit 3-4 Ton-952469
- Nu-Calgon 4300-51 Rx11 Flush Gun
- NU-CALGON Flush Injection Tool

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**Shop now:** [https://www.desertcart.kr/products/24038495-nu-calgon-4300-09-rx-11-flush-kit-3-4](https://www.desertcart.kr/products/24038495-nu-calgon-4300-09-rx-11-flush-kit-3-4)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-18*