---
product_id: 722761235
title: "Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector"
brand: "cntuohai"
price: "B/.115"
currency: PAB
in_stock: true
reviews_count: 2
url: https://www.desertcart.com.pa/products/722761235-replacement-et-rfe300-air-filter-compatible-with-panasonic-pt-ew540
store_origin: PA
region: Panama
---

# Up to 4000 hours lifespan Compatible with 30+ Panasonic models Protects from dust & smoke Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector

**Brand:** cntuohai
**Price:** B/.115
**Availability:** ✅ In Stock

## Summary

> 🛡️ Keep your projector cool and your presentations cooler!

## Quick Answers

- **What is this?** Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector by cntuohai
- **How much does it cost?** B/.115 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/722761235-replacement-et-rfe300-air-filter-compatible-with-panasonic-pt-ew540)

## Best For

- cntuohai enthusiasts

## Why This Product

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

## Key Features

- • **Easy DIY Replacement:** Tool-free installation with clear step-by-step instructions—maintain peak projector performance effortlessly.
- • **Stay Ahead of Overheating:** Prevents temperature warnings and costly damage by maintaining optimal airflow and cooling.
- • **Ultimate Dust & Smoke Defense:** Engineered for extreme environments to shield your projector from harmful particles and fumes.
- • **Extended Lifespan, Less Hassle:** Up to 3000-4000 hours of reliable projector protection keeps your presentations uninterrupted.
- • **Broad Compatibility, One Filter Fits Many:** Seamlessly works with over 30 Panasonic projector models, ensuring perfect fit and performance.

## Overview

The ET-RFE300 Replacement Air Filter by Cntuohai is a high-performance, long-lasting filter compatible with over 30 Panasonic projector models. Designed to protect your device from dust and smoke in extreme environments, it extends projector life with up to 4000 hours of use. Easy to install and maintain, it ensures optimal cooling and prevents overheating warnings, making it an essential upgrade for professionals who demand uninterrupted, flawless presentations.

## Description

You need to replace the projector filter in the following situations:1,If the projector has a filter warning icon or message appearing on the screen (if you do not have a filter warning icon or message, or are just unsure, please remove the filter and visually inspect it).2,The filter is clogged with dust particles and is difficult to remove or the air filter is torn or damaged, replace the air.3,Air filters should be replaced every 6 months to maintain optimal performance.How to Replace the Projector Filter1,Turn off the projector and unplug the power cord.2,Remove the air filter cover.(Press the knocks to release the catches,and then pull the cover upward).3,Remove the old air filter.4,Insert the new air filter and push gently until it clicks into place.(Install with the groove faced to the right).5,Close the air filter cover.NOTE:If regular maintenance is not performed, your projector will notify you when the temperature inside the projector has reached a high level.Do not wait until this warning appears to maintain your projector filter as prolonged exposure to high temperatures may reduce the life of your projector or lamp

## Features

- ||| Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L,PT-EW640,PT-EW640E,PT-EW640EL,PT-EW640L,PT-EW640LE,PT-EW640LU,PT-EW640U,PT-EW640UL,PT-EW650,PT-EW650E,PT-EW650EL, PT-EW650L,PT-EW730Z,PT-EW730ZE,PT-EW730ZEJ,PT-EW730ZL
- ||| Air Filter Compatible with Panasonic PT-EX610, PT-EX610E, PT-EX610EL, PT-EX610L, PT-EX610LE, PT-EX610LU, PT-EX610U, PT-EX610UL, PT-EX620, PT-EX620E, PT-EX620EL, PT-EX620L, PT-EX800Z, PT-EX800ZE, PT-EX800ZEJ, PT-EX800ZL, PT-EX800ZLE, PT-EX800ZLEJ, PT-EX800ZLU, PT-EX800ZU, PT-EZ580, PT-EZ580E, PT-EZ580EL, PT-EZ580L, PT-EZ580LE, PT-EZ580LU, PT-EZ580U, PT-EZ580UL
- ||| Air Filter Compatible with Panasonic PT-EZ590, PT-EZ590E, PT-EZ590EL, PT-EZ590L, PT-EZ770Z, PT-EZ770ZE, PT-EZ770ZEJ, PT-EZ770ZL, PT-EZ770ZLE, PT-EZ770ZLEJ, PT-EZ770ZLU, PT-EZ770ZU ,PT-EW730ZLE,PT-EW730ZLEJ,PT-EW730ZLU,PT-EW730ZU,PT-EX510,PT-EX510E,PT-EX510EL,PT-EX510L,PT-EX510LE,PT-EX510LU,PT-EX510U,PT-EX510UL,PT-EX520,PT-EX520E,PT-EX520EL,PT-EX520L
- ||| Designed for extreme environments,Protects from harmful dust and smoke fumes,slowing down operation and prevents damaging your projector.
- ||| Upgrade Lifetime, Extra Long Lifetime Up to 3000-4000 Hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Cntuohai |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| Model Name | Projector Air Filter |
| Item Package Quantity | 1 |
| Style | ET-RFE300 |
| Manufacturer | Cntuohai |
| Part Number | ET-RFE300 |
| Item Weight | 2.4 ounces |
| Package Dimensions | 9 x 4.5 x 1.3 inches |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Cntuohai
- **Unit Count:** 1.0 Count
- **Number of Items:** 1
- **Model Name:** Projector Air Filter
- **Item Package Quantity:** 1

## Images

![Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector - Image 1](https://m.media-amazon.com/images/I/418+ps38etL.jpg)
![Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector - Image 2](https://m.media-amazon.com/images/I/51LnmSG+oxL.jpg)
![Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector - Image 3](https://m.media-amazon.com/images/I/51X16jvEJ+L.jpg)
![Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector - Image 4](https://m.media-amazon.com/images/I/61k1ACXrQiL.jpg)
![Replacement ET-RFE300 Air Filter Compatible with Panasonic PT-EW540, PT-EW540E,PT-EW540EL, PT-EW540L,PT-EW540LE,PT-EW540LU,PT-EW540U,PT-EW540UL,PT-EW550,PT-EW550E,PT-EW550EL,PT-EW550L Projector - Image 5](https://m.media-amazon.com/images/I/613njstn3ML.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Epson Air Filter Work Perfect!
*by J***A on February 19, 2025*

Strongly recommended

### ⭐⭐⭐⭐⭐ Fit perfectly,Good!
*by R***C on February 19, 2025*

The replacement air filter fit perfectly for my projector and was identical to the original filter,Recommended!

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.com.pa/products/722761235-replacement-et-rfe300-air-filter-compatible-with-panasonic-pt-ew540](https://www.desertcart.com.pa/products/722761235-replacement-et-rfe300-air-filter-compatible-with-panasonic-pt-ew540)

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*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-02-11*