---
product_id: 654255198
title: "Dayton Audio UMII18-22 Ultimax II 18\" DVC Subwoofer 2 Ohm Per Coil"
brand: "dayton audio"
price: "¥210295"
currency: JPY
in_stock: true
category: "Dayton Audio"
url: https://www.desertcart.jp/products/654255198-dayton-audio-umii18-22-ultimax-ii-18-dvc-subwoofer-2
store_origin: JP
region: Japan
---

# 1200W RMS power handling 18" carbon fiber cone for crisp bass Advanced venting for heat dissipation Dayton Audio UMII18-22 Ultimax II 18" DVC Subwoofer 2 Ohm Per Coil

**Brand:** dayton audio
**Price:** ¥210295
**Availability:** ✅ In Stock

## Summary

> 🎶 Feel the power, own the room with Ultimax II bass mastery!

## Quick Answers

- **What is this?** Dayton Audio UMII18-22 Ultimax II 18" DVC Subwoofer 2 Ohm Per Coil by dayton audio
- **How much does it cost?** ¥210295 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/654255198-dayton-audio-umii18-22-ultimax-ii-18-dvc-subwoofer-2)

## Best For

- dayton audio enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Power Handling:** 4-layer 3" voice coil supports a staggering 1200W RMS, ready to push your audio limits.
- • **Deep, Distortion-Free Bass:** ±28mm xmax and aluminum shorting cap ensure powerful, clean lows that dominate your soundscape.
- • **Heat-Optimized Performance:** Extensive frame and motor venting keep your subwoofer cool under pressure for consistent output.
- • **Lightweight Carbon Fiber Cone:** Woven carbon fiber delivers lightning-fast, detailed response without the weight.
- • **Versatile Enclosure Compatibility:** Optimized for sealed or vented boxes, giving you freedom to craft your perfect bass setup.

## Overview

The Dayton Audio UMII18-22 Ultimax II is an 18" dual voice coil subwoofer engineered for professional-grade audio performance. Featuring a rigid carbon fiber cone, a massive 1200W RMS 4-layer voice coil, and advanced heat dissipation technology, it delivers deep, distortion-free bass with exceptional excursion (±28mm xmax). Designed for both sealed and vented enclosures, this subwoofer is perfect for high-performance home theaters, car audio, and live sound setups, backed by a 5-year warranty.

## Description

Buy Dayton Audio UMII18-22 Ultimax II 18" DVC Subwoofer 2 Ohm Per Coil: Subwoofers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- A large aluminum shorting cap and sleeve help keep inductance linear to guarantee minimal distortion
- The rigid yet lightweight woven carbon fiber cone delivers quick, detailed, and accurate response
- With ±28 mm xmax, you can expect powerful and deep bass response, taking your audio experience to the next level
- Equipped with a 4-layer 3" flat wound voice coil that can handle a staggering 1,200 watts RMS, you can expand the boundaries of audio excellence
- The frame and motor include extensive venting ensuring efficient heat dissipation for consistent and reliable operation, while minimizing power compression
- Dual spiders maintain cone linearity even at extremely high excursion levels, providing peak audio performance at all times
- Optimized for compact sealed enclosures, but capable of exceptional low frequency extension in vented designs - offering you the freedom to create the perfect audio setup

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DBRHBF1Y |
| Antenna Location | For Surround Sound Systems, For Home Theaters |
| Audio Driver Size | 18 inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Best Sellers Rank | #37,646 in Electronics ( See Top 100 in Electronics ) #198 in Car Component Subwoofers |
| Brand | Dayton Audio |
| Built-In Media | Speaker |
| Color | Black |
| Compatible Devices | Smartphone, Tablet, MP3 Player, Desktop, Television, Projector, Laptop |
| Compatible with Vehicle Type | Car, Truck |
| Connectivity Protocol | Aux, RCA, XLR, Coaxial, HDMI, USB |
| Connectivity Technology | Wired |
| Control Method | Touch |
| Customer Package Type | Non-Flat Free Package |
| Customer Reviews | 4.9 4.9 out of 5 stars (46) |
| Enclosure Material | Aluminum |
| Global Trade Identification Number | 00848791010255 |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 10"D x 10"W x 8"H |
| Manufacturer | Dayton Audio |
| Model Name | Dayton Audio UMII18-22 |
| Model Number | UMII18-22 |
| Mounting Type | Flush Mount |
| Number Of Circuits | 1 |
| Number of Audio Channels | 5.1, 7.1 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Series Number | 2 |
| Speaker Maximum Output Power | 400 watts |
| Speaker Size | 13 inches |
| Speaker Type | Subwoofer |
| Specific Uses For Product | High-performance audio setups, including home entertainment systems, live music performances, and in-car audio systems |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 18 inches |
| UPC | 848791010255 |
| Unit Count | 1 Count |
| Warranty Description | 5 Year |
| Warranty Type | Full |
| Wireless Technology | No Wireless Communication Technology |
| Woofer Diameter | 18 inches |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** Dayton Audio
- **Connectivity Technology:** Wired
- **Mounting Type:** Flush Mount
- **Speaker Maximum Output Power:** 400 watts

## Images

![Dayton Audio UMII18-22 Ultimax II 18" DVC Subwoofer 2 Ohm Per Coil - Image 1](https://m.media-amazon.com/images/I/71SCpYUA5bL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.jp/products/654255198-dayton-audio-umii18-22-ultimax-ii-18-dvc-subwoofer-2](https://www.desertcart.jp/products/654255198-dayton-audio-umii18-22-ultimax-ii-18-dvc-subwoofer-2)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-16*