---
product_id: 488351342
title: "LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White"
brand: "letsport"
price: "¥29954"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/488351342-letsportair-purifier-replacement-filter-fits-kokofit-kj510b-air-purifier-3
store_origin: JP
region: Japan
---

# 360° cylindrical filtration 3-in-1 activated carbon & pre-filter combo H13 True HEPA high-efficiency filter LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White

**Brand:** letsport
**Price:** ¥29954
**Availability:** ✅ In Stock

## Summary

> 🌬️ Elevate your air game — breathe smarter, live fresher!

## Quick Answers

- **What is this?** LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White by letsport
- **How much does it cost?** ¥29954 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/488351342-letsportair-purifier-replacement-filter-fits-kokofit-kj510b-air-purifier-3)

## Best For

- letsport enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Filter Swap:** Tool-free, quick replacement keeps your air purifier running at peak performance.
- • **Breathe Pure, Live Better:** H13 True HEPA filter captures 99.97% of microscopic allergens and pollutants.
- • **Surround Yourself with Freshness:** 360° cylindrical design ensures all-around odor and particle removal.
- • **Triple Defense Against Airborne Threats:** 3-stage filtration system targets dust, smoke, pollen, and pet dander effectively.
- • **Trusted Quality, Guaranteed Satisfaction:** Premium filter meets or exceeds leading brand standards for cleaner air.

## Overview

The Letsport Air Purifier Replacement Filter fits Kokofit KJ510B models and features a 3-in-1 filtration system combining a pre-filter, H13 True HEPA filter, and activated carbon. Its 360° cylindrical design ensures comprehensive removal of dust, pollen, smoke, and odors, delivering cleaner, fresher air with easy, tool-free replacement.

## Description

LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White

## Features

- True HEPA Technology: Adopt True HEPA Filter with H13 grade which meets the High-Efficiency Particulate Air (HEPA) standard. It filters the fine airborne particles such as pet dander, dust mites, and pollen, effectively helping improve allergies
- 360°FILTRATION: With the cylindrical air inlet, this filter has an all-around performance that thoroughly removes odors, dust, pollen, and smoke from your surrounding air
- 3-in-1 Filtration System: A filter replacement with a 3-stage filtration system that includes a fine preliminary filter, HEPA H13 and activated carbon filter that effectively removes even the microscopic particles for a cleaner and fresher air making your family breathe safer
- Quick and Easy to Replace: When you want to replace new air purifier filter, you just need to remove the old one, and put the air purifier filter into the Kokofit air purifier, no tools required. Please remove the filter’s plastic packaging before placing it into the air purifier.
- 100% customer satisfaction guaranteed. Quality meets or exceeds the leading brand

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Letsport |
| Model | KJ-510B |
| Product Dimensions | 31.6 x 26.19 x 25.1 cm; 635.03 g |
| Part Number | KJ-510B |
| Compatible Devices | Air Purifier |
| Material Type | Plastic |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 635 g |

## Product Details

- **Brand:** Letsport
- **Material:** Plastic
- **Product dimensions:** 31.6L x 26.2W x 25.1Th centimetres
- **MERV rating:** 12
- **Compatible devices:** Air Purifier
- **Item weight:** 635 g
- **UPC:** 768488445422
- **Manufacturer:** Letsport
- **Product grade:** new
- **Unit count:** 1.0 Count

## Images

![LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White - Image 1](https://m.media-amazon.com/images/I/71OtvQzw9ZL.jpg)
![LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White - Image 2](https://m.media-amazon.com/images/I/71KHMh6F63L.jpg)
![LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White - Image 3](https://m.media-amazon.com/images/I/71jy9ysDlsL.jpg)
![LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White - Image 4](https://m.media-amazon.com/images/I/71d9QEOFbDL.jpg)
![LetsportAir Purifier Replacement Filter, Fits Kokofit KJ510B Air Purifier, 3-in-1 Pre-Filter, H13 True HEPA Filter, Particle and Activated Carbon, White - Image 5](https://m.media-amazon.com/images/I/815OZMyxNHL.jpg)

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---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-23*