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Item #:
22800536
Rockford Fosgate Prime R2-300X4 300-Watt 4-Channel Amplifier
88% of respondents would recommend this to a friend
Item #:
22800536
MMK 1398636
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The R2-300X4 amplifier delivers power and bass on demand with 300 Watts of RMS power, utilizing efficient Class D technology that reduces demand on the vehicle's electric system.
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What Stands Out
Powerful Output
Delivers 300 watts of peak power, ensuring exceptional sound quality and performance for all audio setups, making it an ideal choice for enhancing your vehicle’s audio system.
Compact Design
Compact and lightweight, this amplifier is easy to install in tight spaces without compromising on power, providing flexibility for various vehicle models and installation preferences.
Durable Construction
Built with robust materials for longevity, the Rockford Fosgate R2-300X4 withstands the rigors of automotive environments, ensuring reliability and performance over time, making it a worthwhile investment.
Product Details
- Full-range class-D 4-channel amplifier delivering 300 Watts of RMS power
- Class D technology for high efficiency and reduced demand on the vehicle's electrical system
- Features C.L.E.A.N. circuitry, P.O.W.E.R. supply, and integrated Punch EQ for optimized performance
- Includes adjustable 12 dB/octave high and low pass butterworth crossovers, balanced differential inputs, and high level input capability
- Designed and engineered in Tempe, AZ, USA, by Rockford Fosgate, a brand committed to passion, power, and performance
- Easy to setup and configure, suitable for use with factory audio or custom aftermarket systems
| Maximum Supply Voltage | 16 volts_of_direct_current |
| Minimum Supply Voltage | 9 volts_of_direct_current |
| Mounting Type | Through-Hole Mount |
| Number of Channels | 4 |
| Output Power | 300 watts |
| Maximum Output Power | 300 watts |
| Specification Met | CE, FCC, WEEE |
| Manufacturer | Rockford Fosgate |
| Model | R2-300X4 |
| Brand Name | Rockford Fosgate |
| Number of Items | 1 |
| Unit Count | 1 Count |
| Global Trade Identification Number | 00780687355821 |
| UPC | 780687355821 |
| Number of Packs | 1 |
| Included Components | R2-300X4 |
| Item Weight | 2.2 kg |
| Part Number | R2-300X4 |
| Brand | Rockford Fosgate |
Who Should Buy?
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Car Audio Enthusiasts
Ideal for users looking to enhance sound quality and volume in their car audio systems.
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Budget-Conscious Buyers
Great choice for those seeking an affordable amplifier without compromising too much on performance.
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DIY Installers
Perfect for individuals comfortable with self-installation in small to mid-sized vehicles.
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Power Seekers
Users needing extremely high wattage or performance may find this amplifier underpowered.
Product Description
Rockford Fosgate Prime R2-300X4 300-Watt 4-Channel Amplifier
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the RMS power output of the Rockford Fosgate R2-300X4 amplifier?
Answer: The Rockford Fosgate R2-300X4 delivers an RMS power output of 75 watts per channel at 4 ohms, amounting to 300 watts in total across its four channels. This robust power rating makes it ideal for driving multiple speakers in a car audio system. With ample power, users can experience high-quality audio with clear highs and solid lows, enhancing the overall listening experience in various vehicle types, be it a compact car or an SUV. -
Question:
Is the Rockford Fosgate R2-300X4 suitable for subwoofers?
Answer: While the Rockford Fosgate R2-300X4 is primarily a four-channel amplifier designed for speakers, it can also be effectively used to power subwoofers in a bi-amped setup. The amplifier has a low-pass filter, making it versatile for tuning low frequencies. This functionality allows users to integrate subwoofers seamlessly for a fuller sound in a home theater or automotive audio system, providing deeper bass without compromising clarity. -
Question:
How do I install the Rockford Fosgate R2-300X4 amplifier?
Answer: Installing the Rockford Fosgate R2-300X4 involves a few key steps, including connecting the power, ground, and remote turn-on leads to the appropriate terminals. It’s essential to use the correct gauge wiring for optimal performance and safety. Additionally, proper speaker connections should be made to ensure you’re maximizing sound quality. Users can create a fantastic audio system whether in a dashboard or trunk, transforming the sound experience in their vehicles. -
Question:
Can I adjust the settings on the Rockford Fosgate R2-300X4 amplifier?
Answer: Yes, the Rockford Fosgate R2-300X4 comes with adjustable gains, a low-pass filter, and high-pass filter settings allowing users to customize their audio experience. This adjustability enables users to fine-tune bass and treble according to personal preferences or specific music genres. Such customization enhances clarity and sound tailoring in various audio environments like concerts and movie screenings. -
Question:
What type of speakers can I connect to the Rockford Fosgate R2-300X4?
Answer: The amplifier is compatible with a wide range of speakers, including coaxial, component, and subwoofers. It supports both 4 ohm and 2 ohm speakers, allowing users to mix and match different speaker types for a versatile audio setup. Whether you are upgrading a factory sound system in your car or setting up a home audio configuration, the amplifier's versatility caters to diverse speaker selections. -
Question:
Does the Rockford Fosgate R2-300X4 support bridge mode?
Answer: Yes, the Rockford Fosgate R2-300X4 can be bridged to combine two channels into one for increased power output. When bridged, users can push 150 watts to each channel for subwoofers, allowing for powerful bass performance. This feature is particularly useful for those looking to create a more dynamic sound experience, especially in large vehicles or outdoor setups. -
Question:
What are the dimensions of the Rockford Fosgate R2-300X4 amplifier?
Answer: The dimensions of the Rockford Fosgate R2-300X4 amplifier are 10.4 inches in width, 9.4 inches in length, and 2.3 inches in height. These compact measurements make it adaptable for various installation spaces, whether under seats or in the trunk. Buyers appreciate the compact design as it allows for the installation in tight spaces typical in modern vehicles. -
Question:
Is the Rockford Fosgate R2-300X4 amplifier water-resistant?
Answer: The Rockford Fosgate R2-300X4 amplifier is not specifically designed to be water-resistant. Users should be cautious during installation to avoid exposure to moisture. Ensuring the amplifier is mounted in a dry area protects its components and prolongs its lifespan. For outdoor events or coastal regions, consider additional enclosures or protective measures. -
Question:
What is the frequency response range of the Rockford Fosgate R2-300X4?
Answer: The frequency response range of the Rockford Fosgate R2-300X4 amplifier is 20 Hz to 20 kHz. This wide range ensures that both low and high frequencies are reproduced with clarity. Users engaging in music genres that require crisp highs and deep lows will find this amplifier able to handle a full spectrum of audio, enhancing their listening experience at concerts and in vehicles. -
Question:
Where can I buy the Rockford Fosgate R2-300X4 Prime 300-Watt 4-Channel Amplifier in Myanmar?
Answer: You can buy the Rockford Fosgate R2-300X4 Prime 300-Watt 4-Channel Amplifier on Ubuy in Myanmar. Ubuy provides a user-friendly shopping experience, ensuring you find and order this quality amplifier easily. The site often features competitive offers and reliable customer service, making it a great choice for your audio equipment needs.
Rockford Fosgate Multichannel Amplifiers Editorial Review
Rockford Fosgate Prime R2-300X4 300-Watt 4-Channel Amplifier is an efficient Class-D amplifier that significantly reduces demand on your vehicle's electrical system while delivering impressive sound quality. Users have praised its capability to power multiple speakers without overheating, showcasing its excellent thermal dissipation. The high-quality compression wiring connectors contribute to its solid performance, making it a great option for those looking to enhance their car audio system. Additionally, many customers have found it suitable for running various speaker configurations, leading to a noticeable sound improvement compared to factory systems. Overall, this amplifier is a fantastic choice for those wanting value without compromising quality.
Customer Reviews & Ratings
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Pros
- 300 watts of output power for enhanced sound
- Efficient Class-D design minimizes electrical demand
- Excellent thermal dissipation during extended use
- High-quality connectors ensure reliable performance
- Ideal for powering multiple speakers effectively
Cons
- Remote controller may arrive broken occasionally
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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MMK 1398636
Order now and get it around Friday, October 02
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Features & Benefits
- 300 Watts of RMS power
- Efficient Class D technology
- Adjustable gain settings
- Integrated Punch EQ
- Adjustable crossovers
- Various input options
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