---
product_id: 52840862
title: "4 Metal In-Line Duct Booster Fan DBM4 by Tjfans"
brand: "tjfans"
price: "¥83960"
currency: JPY
in_stock: true
category: "Misc."
url: https://www.desertcart.jp/products/52840862-4-metal-in-line-duct-booster-fan-dbm4-by-tjfans
store_origin: JP
region: Japan
---

# 4 Metal In-Line Duct Booster Fan DBM4 by Tjfans

**Brand:** tjfans
**Price:** ¥83960
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 4 Metal In-Line Duct Booster Fan DBM4 by Tjfans by tjfans
- **How much does it cost?** ¥83960 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/52840862-4-metal-in-line-duct-booster-fan-dbm4-by-tjfans)

## Best For

- tjfans enthusiasts

## Why This Product

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

## Description

Versatile and durable the DBM4 exhaust/intake/booster fan features an enclosed motor and quality construction that allows low noise and extremely low power usage (18 watts). This is an excellent choice for increasing air flow through 4" ducting.

## Images

![4 Metal In-Line Duct Booster Fan DBM4 by Tjfans - Image 1](https://images-eu.ssl-images-amazon.com/images/I/41NrRpTha9L.jpg)

---

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**Shop now:** [https://www.desertcart.jp/products/52840862-4-metal-in-line-duct-booster-fan-dbm4-by-tjfans](https://www.desertcart.jp/products/52840862-4-metal-in-line-duct-booster-fan-dbm4-by-tjfans)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-30*