---
product_id: 160533275
title: "QSC KS118 Active 18\" Subwoofer"
brand: "qsc"
price: "COP 30397547"
currency: COP
in_stock: true
reviews_count: 13
category: "Qsc"
url: https://www.desertcart.co/products/160533275-qsc-ks118-active-18-subwoofer
store_origin: CO
region: Colombia
---

# 18" Direct Radiating Driver 3600W Class D Amp On-board DSP with Cardioid Array QSC KS118 Active 18" Subwoofer

**Brand:** qsc
**Price:** COP 30397547
**Availability:** ✅ In Stock

## Summary

> 🎵 Feel the bass, own the room — the KS118 drops beats that move your world.

## Quick Answers

- **What is this?** QSC KS118 Active 18" Subwoofer by qsc
- **How much does it cost?** COP 30397547 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/160533275-qsc-ks118-active-18-subwoofer)

## Best For

- qsc enthusiasts

## Why This Product

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

## Key Features

- • **Secure & Professional:** Optional KS-LOC cover protects controls, maintaining your setup’s integrity and style.
- • **Deep Low-End Extension:** Selectable DEEP mode pushes frequencies down to 35Hz for immersive, room-filling lows.
- • **Precision Bass Control:** On-board DSP with cardioid array option focuses bass where it matters, eliminating unwanted stage noise.
- • **Unmatched Power Output:** 3600W Class D amplifier delivers earth-shaking bass that commands any venue.
- • **Effortless Mobility & Setup:** Rugged enclosure with low-noise casters and M20 pole mount ensures quick, professional deployment anywhere.

## Overview

The QSC KS118 is a powerhouse 18" active subwoofer featuring a 3600W Class D amplifier and advanced DSP technology. Designed for mobile entertainment, AV production, and live venues, it delivers ultra-low frequencies down to 35Hz with high SPL and musical clarity. Its rugged, transport-friendly design includes low-noise casters, comfortable handles, and a pole mount for seamless integration with full-range speakers. With cardioid array capability and selectable DEEP mode, the KS118 offers professional-grade bass precision and impact, making it a top choice for DJs and event professionals seeking unmatched performance and reliability.

## Description

The KS118 is a very high output active subwoofer producing impressive low frequencies for mobile entertainment, AV production, clubs and performance venues. Featuring an 18-inch direct radiating driver powered by a 3600 watt class D amplifier, the KS118 delivers high sound pressure levels with dynamic and musical sound reproduction of very low frequencies. On-board DSP optimizes and protects system performance as well as offers advanced capabilities such as the ability to array two units in a cardioid arrangement. Highly transportable, the rugged enclosure features comfortable handles and four low noise casters. An M20 Threaded pole receptacle accepts a 35 mm pole for easy vertical deployment with full-range loudspeakers.

Review: Powerful Sub for Mobile DJ Events - The QSC KS118 is a beast of an 18-inch powered subwoofer, delivering chest-thumping bass down to 35Hz that’s ideal for weddings, parties, and larger gigs in my mobile DJ setup. Its 3,600W Class D amp drives massive SPL up to 136dB peak, pairing perfectly with QSC tops like my KC12s for full-range punch. Key Strengths • Deep extension in DEEP mode and cardioid array option (with 2+ units) rejects rear sound, keeping bass focused on the dance floor without stage bleed. • Built-in DSP with presets, gain control, and low-noise fan make setup simple for quick loads in Western NY venues up to 60 miles out. • Rugged plywood cabinet with casters (77 lbs) handles road abuse; M20 pole mount stacks easily with mains. Most Important to Know Omni or cardioid modes optimize for any space—cardioid shines for stage use. Runs clean even pushed hard, with musical lows that fill rooms effortlessly for all genres. What Other Customers Should Know Pros like DJs rave about its output-to-size ratio over older models; EQ right and it thumps without distortion.
Review: Powerful portable Great quality - Love this Sub. Great sound and response. Powerful

## Features

- A very high output active subwoofer producing impressive low frequencies for mobile entertainment, AV production, clubs and performance venues
- Features an 18" direct radiating driver powered by a 3600W Class D amp, to deliver high SPL with dynamic and musical sound reproduction of very low frequencies
- On-board DSP optimizes and protects system performance as well as offers advanced capabilities such as the ability to array two units in a cardioid arrangement
- Highly transportable, the rugged enclosure features comfortable handles with a professional and elegant appearance in any application, plus four low noise casters
- An M20 threaded pole receptacle accepts a 35 mm pole for easy vertical deployment with full-range loudspeakers
- Features a selectable DEEP mode for extremely low frequency extension as well as adjustable crossover and delay
- Optional KS-LOC security cover prevents unauthorized tampering of controls

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07WHKCZJR |
| Additional Features | Bass Boost |
| Age Range Description | Adult |
| Antenna Location | Musical |
| Audio Driver Size | 18 inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Omnidirectional |
| Best Sellers Rank | #26,852 in Musical Instruments ( See Top 100 in Musical Instruments ) #30 in Stage Subwoofers |
| Brand | QSC |
| Built-In Media | Subwoofer |
| Color | NEGRO |
| Compatible Devices | Smartphone, Tablet, Laptop |
| Compatible with Vehicle Type | Car |
| Connectivity Protocol | Bluetooth |
| Connectivity Technology | RCA , XLR |
| Control Method | Touch |
| Controller Type | Corded Electric |
| Customer Package Type | FFP |
| Customer Reviews | 4.4 out of 5 stars 74 Reviews |
| Enclosure Material | Plastic Or Metal |
| Frequency Response | 98 hertz |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 36"D x 30"W x 23"H |
| Item Type Name | Subwoofer |
| Item Weight | 104 pounds |
| Manufacturer | QSC |
| Model Name | KS118 Active 18" |
| Model Number | KS118 |
| Mounting Type | Pole Mount |
| Number of Audio Channels | 2 |
| Number of Items | 1 |
| Number of Power Levels | 1 |
| Power Source | Corded Electric |
| Speaker Maximum Output Power | 3600 watts |
| Speaker Size | 18 inches |
| Speaker Type | Subwoofer |
| Specific Uses For Product | mobile entertainment, AV production, clubs, performance venues |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 18 inches |
| Tweeter Diameter | 1 inches |
| UPC | 684284076199 |
| Unit Count | 1 Count |
| Warranty Description | 6-Year Warranty with product registration |
| Warranty Type | Limited |
| Wireless Technology | Bluetooth |
| Woofer Diameter | 18 inches |

## Product Details

- **Audio Output Mode:** Omnidirectional
- **Brand:** QSC
- **Connectivity Technology:** RCA, XLR
- **Frequency Response:** 98 hertz
- **Speaker Maximum Output Power:** 3600 watts

## Images

![QSC KS118 Active 18" Subwoofer - Image 1](https://m.media-amazon.com/images/I/610gF8PCsJL.jpg)
![QSC KS118 Active 18" Subwoofer - Image 2](https://m.media-amazon.com/images/I/61CFPMdgOwL.jpg)
![QSC KS118 Active 18" Subwoofer - Image 3](https://m.media-amazon.com/images/I/31OJnCC8bWL.jpg)
![QSC KS118 Active 18" Subwoofer - Image 4](https://m.media-amazon.com/images/I/41eDMoh542L.jpg)
![QSC KS118 Active 18" Subwoofer - Image 5](https://m.media-amazon.com/images/I/41GBuSGIb3L.jpg)

## Questions & Answers

**Q: What do you pair the ks118 with**
A: The QSC K12.2 is quite simply, the next standard in powered loudspeaker. It's equipped with a 2000-watt power module carefully matched to high-performance woofers and compression drivers.  These would be a great fit.

**Q: Does this have a universal power from 100-240 volt AC thank you**
A: Yes it should auto detect

**Q: RMS watts?**
A: 3200 peak RMS is unclear since it’s a class D

**Q: Is the power cord included?**
A: Power Cord included

## Customer Reviews

### ⭐⭐⭐⭐⭐ Powerful Sub for Mobile DJ Events
*by A***A on February 21, 2026*

The QSC KS118 is a beast of an 18-inch powered subwoofer, delivering chest-thumping bass down to 35Hz that’s ideal for weddings, parties, and larger gigs in my mobile DJ setup. Its 3,600W Class D amp drives massive SPL up to 136dB peak, pairing perfectly with QSC tops like my KC12s for full-range punch. Key Strengths • Deep extension in DEEP mode and cardioid array option (with 2+ units) rejects rear sound, keeping bass focused on the dance floor without stage bleed. • Built-in DSP with presets, gain control, and low-noise fan make setup simple for quick loads in Western NY venues up to 60 miles out. • Rugged plywood cabinet with casters (77 lbs) handles road abuse; M20 pole mount stacks easily with mains. Most Important to Know Omni or cardioid modes optimize for any space—cardioid shines for stage use. Runs clean even pushed hard, with musical lows that fill rooms effortlessly for all genres. What Other Customers Should Know Pros like DJs rave about its output-to-size ratio over older models; EQ right and it thumps without distortion.

### ⭐⭐⭐⭐⭐ Powerful portable Great quality
*by J***A on January 31, 2026*

Love this Sub. Great sound and response. Powerful

### ⭐⭐⭐⭐⭐ Very powerfull subwoofer
*by B***O on July 24, 2026*

I will give it 5 star. Because I am using this subwoofer since 2020 and I can confirm that this is a monster. The punches that it gives is superior than a lot of double speaker sub. I would like to buy another one, but unfortunately the price plus shipping to Angola can cost over 5.000$. The only thing that I can do is just see it on Amazon. But if you buy it you wont be disapointed.

## Frequently Bought Together

- QSC KS118 Active 18" Subwoofer
- QSC K12.2 Active 12"" Powered 2000 Watt Loudspeaker, Multicolored

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*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-08-20*