--- product_id: 740214677 title: "DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System" brand: "ds18" price: "₩1156795" currency: KRW in_stock: true category: "Ds18" url: https://www.desertcart.kr/products/740214677-ds18-sxe-4000-4d-bk-car-amplifier-stereo-full-range store_origin: KR region: South Korea --- # 4000W peak power Compact Class D design 4-channel full range output DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System **Brand:** ds18 **Price:** ₩1156795 **Availability:** ✅ In Stock ## Summary > 🎶 Power Meets Precision — Amplify Your Drive, Own the Streets! ## Quick Answers - **What is this?** DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System by ds18 - **How much does it cost?** ₩1156795 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/740214677-ds18-sxe-4000-4d-bk-car-amplifier-stereo-full-range) ## Best For - ds18 enthusiasts ## Why This Product - Trusted ds18 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Yet Mighty:** Class D efficiency packs massive power into a sleek, space-saving chassis perfect for any ride. - • **Built to Protect & Perform:** Thermal, overload, and clipping protections ensure your system stays flawless and reliable. - • **Next-Level Audio Innovation:** DS18’s cutting-edge tech guarantees your sound system stays ahead of the curve. - • **Tailor Your Sound Like a Pro:** Fully variable crossover and adjustable gain put you in total control of your audio vibe. - • **Unleash 4000 Watts of Pure Power:** Dominate your car audio with peak RMS output that crushes competition. ## Overview The DS18 SXE-4000.4D/BK is a high-performance, full-range Class D car amplifier delivering up to 4000 watts peak power across 4 channels. Engineered for audiophiles seeking customizable sound with variable crossover and adjustable gain, it combines compact size with advanced thermal and overload protections. Ideal for professional-grade car audio setups, this amplifier ensures crystal-clear, powerful sound with industry-leading efficiency and durability. ## Description Specifications: Power. Total Watts (Peak Power) 4000W RMS power at 4 ohms, 4 x 275 W. RMS power at 2 ohms, 4 x 430 W. RMS power at 1 ohm. RMS power at 4 ohm bridge, 2 x 750 W. Audio Frequency response: 10Hz-20KHz Signal to noise ratio: 90dB Efficiency at 4 ohms 86%. Damping factor 140. Input Impedance: 20KΩ Channel separation: 45dB Total Harmonic Distortion (THD) 0.05% Low input range 200mV-5V High level input. Selectable X-Over HPF/FULL/LPF X-over filter range: 40Hz - 2kHz Features: Amplifier class digital (D). Amplifier Type Stereo Full Range Number of channels: 4 Minimum impedance: 2 ohm stereo / 4 ohm bridge. LED indicator Power/Protect/Clip. Power input size: 4 GA Fuse size external fuse Thermal Protection: Yes (80°C). Overload Protection: Yes DC Output Protection Short circuit output fuse: yes. Voltage input fuse: Yes (16.5V). Clipping protection: yes. Housing colour: red/black brushed aluminium. Dimensions: Total length: 269 mm. Overall width: 140 mm. Total height: 48 mm. Heatsink Length:232mm Gross weight: 2.05kg Ideal for: Car Audio Pro Audio Stunt Walls motorcycle audio powersports audio DIY projects. ## Features - HIGH PERFORMANCE - DS18 SXE Series is designed for users seeking an extreme increase in the music quality of their vehicle. The SXE-4000.4D guarantees that your sound system speakers perform at peak performance every time you use it - Variable crossover: The SXE series of the amplifier gives the user the ability to customize the audio playback from their vehicle to their personal listening preferences. By using the fully variable crossover, adjustable gain sensitivity and multi-channel amplifier design: everything you need to take control of your listening experience - PERFECT SIZE - As a Class D amplifier, the SXE series uses power transformers significantly smaller than your average amplifier, making it the perfect size for any vehicle type: but what it doesn't have in size makes it for performance - Supercharge - The SXE-4000.4D has a 750W x 2 channel output power, bridged at 4 ohms, 430W x 4CH at 2 ohms, 275W x 4CH at 4 ohms: perfect power settings to overload any custom setup - NEVER STOP INNOVATING DS18 stands out from other brands with our progressive designs and unwavering commitment to delivering the most technologically current products on the market ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BMW4187W | | Best Sellers Rank | 225,603 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 78 in Car Audio & Video Stereo Amplifiers | | Brand | DS18 | | Customer Reviews | 4.4 4.4 out of 5 stars (85) | | Item Dimensions | 25.4 x 30.5 x 22.9 centimetres | | Item Weight | 4.56 Pounds | | Manufacturer | DS18 | | Manufacturer Part Number | See packaging | | Material | Aluminium | | Maximum Output Power | 4000 watts | | Maximum Supply Voltage | 16.5 Volts | | Minimum Supply Voltage | 16.5 Volts | | Model Number | SXE-4000.4DBK | | Mounting Type | Freestanding | | Number of Channels | 4 | | Number of Items | 1 | | Number of Packs | 1 | | Output Power | 4000 Watts | | Package Type Name | Standard packaging | | Specification Met | CE | | UPC | 810097261259 | | Unit Count | 1.0 count | | Voltage | 5 Volts | ## Product Details - **Item dimensions L x W x H:** 25.4 x 30.5 x 22.9 centimetres - **Manufacturer:** DS18 - **Maximum supply voltage:** 16.5 Volts - **Minimum supply voltage:** 16.5 Volts - **Voltage:** 5 Volts ## Images ![DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System - Image 1](https://m.media-amazon.com/images/I/31g6KGzkddL.jpg) ![DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System - Image 2](https://m.media-amazon.com/images/I/51h08EfGIXL.jpg) ![DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System - Image 3](https://m.media-amazon.com/images/I/51CTKAvg8hL.jpg) ![DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System - Image 4](https://m.media-amazon.com/images/I/51+Qq8LyWUL.jpg) ![DS18 SXE-4000.4D/BK Car Amplifier Stereo, Full Range Class D, 4-Channel, 275 x 4 RMS @ 4 OHM 4000 Watt - Powerful and Compact Amplifier for Speakers in Car Audio System - Image 5](https://m.media-amazon.com/images/I/41m-sUP-vXL.jpg) ## Frequently Bought Together - DS18 SXE-4000.4D/BK Car Amplifier Stereo Full-Range Class D 4-Channel 275x4 RMS @4 OHM 4000 Watts - Powerful and Compact Amp for Speakers in Car Audio System - DS18 PRO-X6.4BM 6.5” Mid-Range Loudspeaker with Bullet 250 Watts RMS, 500 Watts Max Power, 4-Ohm - 6.5 inch Car Speakers for Pro Audio Builds --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kr/products/740214677-ds18-sxe-4000-4d-bk-car-amplifier-stereo-full-range](https://www.desertcart.kr/products/740214677-ds18-sxe-4000-4d-bk-car-amplifier-stereo-full-range) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-08-22*