--- product_id: 639224262 title: "DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable" brand: "recoil" price: "$297.55" currency: USD in_stock: true reviews_count: 6 category: "Recoil" url: https://www.desertcart.us/products/639224262-di550-4-full-range-class-d-4-channel-car-audio store_origin: US region: United States of America --- # 1040W max power punch Efficient heatsink cooling 4-way protection circuitry DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable **Brand:** recoil **Price:** $297.55 **Availability:** ✅ In Stock ## Summary > 🎶 Unleash your car’s true voice with power and precision! ## Quick Answers - **What is this?** DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable by recoil - **How much does it cost?** $297.55 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/639224262-di550-4-full-range-class-d-4-channel-car-audio) ## Best For - recoil enthusiasts ## Why This Product - Trusted recoil brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cool Under Pressure:** Advanced heatsinks maintain optimal temperature for marathon listening sessions. - • **Versatile & Bridgeable:** 4-channel design stable at 2-4 Ohms, bridgeable for flexible system setups. - • **Precision Sound Control:** Adjust gain, LPF, HPF, crossover, and bass EQ for a tailored audio experience. - • **Built to Last and Perform:** High-speed MOSFET power supply with premium components ensures reliability under pressure. - • **Power That Commands the Road:** Delivers a thunderous 1040 Watts max power to energize every drive. ## Overview The Recoil DI550.4 is a compact yet powerful Class-D 4-channel car amplifier delivering up to 1040 Watts max power. Engineered with a high-speed MOSFET power supply and 4-way protection circuitry, it ensures reliable, distortion-resistant performance. Its adjustable gain, crossover, and EQ controls offer customizable sound tuning, while efficient heatsinks keep it cool during extended use. Stable across 2-4 Ohm loads and bridgeable, it’s designed for versatile, high-impact car audio setups. ## Description Product Description Recoil’s DI550.4 is a powerful, efficient, and highly reliable four channel Class-D full-range car amplifier. Capable of powering an entire aftermarket upgraded speaker system in a vehicle, it packs the power that will allow you to get loud and let your speakers come alive. Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end. Class-D 4-Channel Amplifier 4 Way Protection Circuitry: Thermal, Voltage, Speaker, DC RMS Power at 2 Ohms: 130 Watts x 4 Channels (14.4v) RMS Power at 4 Ohms: 80 Watts x 4 Channels (14.4v) RMS Power at 4 Ohms (Bridged): 260 Watts x 2 Channels (14.4v) High Speed MOSFET Power Supply Input Sensitivity: PRE Input 0.35-3.5V, SPK Input 0.7-7V Frequency Response: 10Hz - 30kHz Signal to Noise Ratio: 95dB Tri-Mode Capable / Bridgeable Low Pass Filter (Variable): 50Hz - 750Hz High Pass Filter (Variable): 10Hz - 200Hz Dimensions: 7.48" x 5.90" x 1.77" Review: Low cost, but at what cost? - Pros: Doesn't get hot. Powerful. Goes loud. Cons: Sounds harsh, and becomes strident and very sibilant at higher volumes. Review: Sehr gut - kompakt, passt gut versteckt hinter die Konsole und gibt den kleinen aber kräftigen Lautsprechern deutlich mehr Klang. ## Features - Class D 4-Channel Amplifier, 1040 Watts Max Power, RMS 130 Watts x 4 Channels@2 Ohm; RMS 80 Watts x 4@4Ohm; RMS (Bridged): 260 Watts x 2@4Ohm; Peak Power: 260 Watts x 4@2Ohm - Featuring a high-speed MOSFET power supply, premium grade internal components, as well as 4-way protection circuitry, the amplifier will safely operate at the highest levels of performance for hours on end. - With a depth of adjustable user controls such as the gain, LPF, HPF, crossover, and bass EQ, this amplifier is extremely versatile and can be used in countless applications. - Highly efficient heatsinks keep the amplifier cool with a sophisticated new look. - Dimensions: 7.48" x 5.90" x 1.77" ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09PCZBZW5 | | Best Sellers Rank | 31,550 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 13 in Car Multichannel Amplifiers | | Brand | RECOIL | | Country Of Origin | China | | Customer Reviews | 4.4 out of 5 stars 279 Reviews | | Manufacturer | RECOIL | | Manufacturer Part Number | DI550.4 | | Material | Metal | | Model Number | DI550.4 | | Mounting Type | Surface Mount | | Mounting type | Surface Mount | | Number of Channels | 4 | | Number of channels | 4 | | Operating Temperature | 85 Degrees Celsius | | Operating temperature | 85 Degrees Celsius | | Output Power | 1040 Watts | | Output power | 1040 Watts | | Specification Met | CE, FCC, RoHS | ## Product Details - **Brand:** RECOIL - **Manufacturer:** RECOIL - **Mounting type:** Surface Mount - **Number of channels:** 4 - **Operating temperature:** 85 Degrees Celsius ## Images ![DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable - Image 1](https://m.media-amazon.com/images/I/61yWmPfvjML.jpg) ## Customer Reviews ### ⭐⭐⭐ Low cost, but at what cost? *by M***E on 2 September 2025* Pros: Doesn't get hot. Powerful. Goes loud. Cons: Sounds harsh, and becomes strident and very sibilant at higher volumes. ### ⭐⭐⭐⭐⭐ Sehr gut *by D***K on 24 January 2026* kompakt, passt gut versteckt hinter die Konsole und gibt den kleinen aber kräftigen Lautsprechern deutlich mehr Klang. ### ⭐⭐⭐⭐⭐ one of the best amps ive used for door speakers *by C***S on 24 April 2026* this amp works very well. it stays cool and the power output is amazing it you bridge it to 2 channels. it had very nice sound quality and stereo imaging was great. very easy to handle power requirement too ## Frequently Bought Together - Recoil DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable - RECOIL RCK44 True 4 Gauge Complete 4-Channel CCA Amplifier Wiring Kits with OFC RCA Cable - RECOIL RCI412 100% Oxygen Free Copper 12ft 4-Channel RCA Audio Cable, Twisted Pair with Noise Reduction --- ## 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.us/products/639224262-di550-4-full-range-class-d-4-channel-car-audio](https://www.desertcart.us/products/639224262-di550-4-full-range-class-d-4-channel-car-audio) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-06-03*