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  5. Prime R2-500X4
Rockford Fosgate Prime R2-500X4 4-Channel Amplifier
125 Watt

Prime R2-500X4

Technical Highlights

  • 500W 4-channel, Class-D, CLEAN setting, auto-sense bypass.
  • Balanced inputs, variable infrasonic filter, RCA pass-through.
  • Fully adjustable switches, short circuit and overcurrent protection.
  • More technical details
€331,55
-5% €349,00 €331,55
2% discount with credit card
Incl. VAT , possibly plus shipping
Estimated delivery Sep 14 to Sep 17.
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Rockford Fosgate-Prime R2-500X4-4-Kanal Verstärker-masori-kaufen
€331,55
€349,00 €331,55

Rockford Fosgate Prime R2-500X4 4-Channel Amplifier in full-range Class-D with balanced differential inputs and RCA pass-through outputs. RMS power 75 Watts x 4 at 4Ω, 125 Watts x 4 at 2Ω, and 250 Watts x 2 at 4Ω bridged/mono. Dynamic power 90 Watts x 4 at 4Ω, 160 Watts x 4 at 2Ω, and 300 Watts x 2 at 4Ω bridged/mono. Equipped with 2/4 channel input selection switch, C.L.E.A.N. setting, variable input gain for front and rear, and top-mounted control panel. High-level input compatible with auto-sense bypass switch for vehicles with RAP and protection against short circuit and overcurrent. Fully adjustable 12 dB/octave high-pass and low-pass Butterworth filters for front and rear, frequency response 20 Hz – 20 kHz. CEA-2006 and CE compliant with aluminum die-cast heat sink and convection cooling. Operating voltage 9–16 VDC, recommended fuse 80 A, maximum current draw 59 A, cable diameter 20 mm², speaker cable 8 mm², dimensions 4.9 cm x 17.3 cm x 25.5 cm.

Features
  • 4-Channel Amplifier
  • Full-range Class-D
  • Balanced differential inputs with RCA pass-through outputs
  • High-level input compatible
  • Auto-sense bypass switch for vehicles with RAP
  • 2/4 channel input selection switch
  • C.L.E.A.N. setting
  • Variable input gain for front and rear
  • Top-mounted control panel
  • Protection against short circuit and overcurrent
  • CEA-2006 compliant and CE compliant
  • Aluminum die-cast heat sink
  • Fully adjustable 12 dB/octave high-pass and low-pass Butterworth filters
  • Bridged Yes
Technical Specifications
  • Frequency response 20 Hz – 20 kHz
  • RMS power 75 Watts x 4 @ 4Ω
  • RMS power 125 Watts x 4 @ 2Ω
  • RMS power 250 Watts x 2 @ 4Ω bridged/mono
  • Dynamic power 90 Watts x 4 @ 4Ω
  • Dynamic power 160 Watts x 4 @ 2Ω
  • Dynamic power 300 Watts x 2 @ 4Ω bridged/mono
  • Input sensitivity Low-Level 150 mV – 4 V
  • Input sensitivity High-Level 450 mV – 12 V
  • Circuit topology Class-D
  • Signal input Front Low-Level 4 RCA
  • Signal input Front High-Level 4-Pin Molex
  • Signal input Rear Low-Level 4 RCA
  • Signal input Rear High-Level 4-Pin Molex
  • Input switch 2/4 input (works for RCA/Hi-Level inputs)
  • Signal output Low-Level 2 RCA (Pass-Thru active with RCA or Hi-Level input)
  • Front high-pass 50 Hz – 250 Hz @ 12 dB/octave Butterworth
  • Front low-pass 50 Hz – 250 Hz @ 12 dB/octave Butterworth
  • Rear high-pass 50 Hz – 250 Hz @ 12 dB/octave Butterworth
  • Rear low-pass 50 Hz – 250 Hz @ 12 dB/octave Butterworth
  • Remote controls No
  • Cable diameter 20 mm²
  • Speaker cable diameter 8 mm²
  • Cooling Convection
  • Operating voltage 9 – 16 VDC
  • Recommended fuse 80 A
  • Max. current draw (13.8 V sine) 59 A
  • Dimensions (H x W x D) 4.9 cm x 17.3 cm x 25.5 cm

Frequently asked questions about Prime R2-500X4

What power does the Rockford Fosgate Prime R2-500X4 Amplifier offer?

The Prime R2-500X4 Amplifier from Rockford Fosgate offers various power levels depending on the configuration. In 4-channel mode, it delivers 75 watts per channel at 4 ohms and 125 watts per channel at 2 ohms. In bridged mono mode, the amplifier can provide 250 watts per channel at 4 ohms. By using Class-D technology, the Prime R2-500X4 allows for efficient power usage and minimizes heat loss. These power specifications make it ideal for a powerful car audio experience. Additionally, it has a dynamic power of 90 watts at 4 ohms and 160 watts at 2 ohms, ensuring an intense sound experience.

How does Class-D technology affect the efficiency of the Prime R2-500X4?

The Class-D technology of the Rockford Fosgate Prime R2-500X4 significantly contributes to the amplifier's efficiency. This circuit topology converts power signals more efficiently than traditional amplifier classes, as it optimizes the switching time of the transistors to minimize electromagnetic interference. In practice, this means that the amplifier delivers more audio power with minimal heat generation, which not only extends the device's lifespan but also reduces the power load in the vehicle. These advantages make the Prime R2-500X4 an excellent choice for car audio enthusiasts seeking high performance without overheating issues or energy loss.

What safety features does the Prime R2-500X4 Amplifier have?

The Rockford Fosgate Prime R2-500X4 is equipped with several safety features to ensure the operation and longevity of the device. The amplifier provides protection against short circuits and overcurrent, preventing potential damage to the electronics when exceeding the current capacity. These features are particularly important to guarantee safe operation in various installations. Furthermore, the amplifier has a built-in overheating protection circuit that intervenes when necessary and shuts down the amplifier to prevent potential overload. Together, this makes the Prime R2-500X4 very reliable.

How easy is the installation of the Prime R2-500X4 in the car?

The installation of the Rockford Fosgate Prime R2-500X4 Amplifier is relatively simple due to its thoughtful design and suitable for various applications. With dimensions of 4.9 cm x 17.3 cm x 25.5 cm, it can be compactly installed inside the vehicle. It is important to plan the location for adequate ventilation to support the efficiency of convection cooling. The amplifier can be used with both factory and custom audio systems. Additionally, the 2/4-channel input switch makes it easier to configure the device for various audio setups, while the auto-sense bypass offers another advantage for vehicles with Retained Accessory Power (RAP).

What customization options does the Prime R2-500X4 Amplifier offer?

The Rockford Fosgate Prime R2-500X4 offers extensive customization options to personalize the audio experience. It features variable input gain on both the front and rear, allowing for fine-tuning of the volume. The fully customizable 12 dB/octave high-pass and low-pass Butterworth filters provide additional flexibility in frequency tuning, enabling you to specifically influence the sound profile. Additionally, the symmetrical differential inputs with RCA pass-through outputs make it easier to connect to various audio devices. These features ensure that the amplifier meets your specific audio requirements optimally.

What adjustment features does the Prime R2-500X4 have for crossovers?

The Rockford Fosgate Prime R2-500X4 Amplifier features fully customizable crossovers that use 12 dB/octave Butterworth filtering. The high-pass and low-pass filters are adjustable between 50 Hz and 250 Hz. These filter settings apply to both the front and rear, providing flexibility to adjust the frequencies that are forwarded to the speakers. This allows you to isolate specific frequencies and modify the sound according to your needs, which is particularly beneficial in complex audio installations to get the best sound out of your system.

How is cooling achieved in the Prime R2-500X4?

The cooling of the Prime R2-500X4 from Rockford Fosgate is achieved through an efficient convection system. The aluminum die-cast heat sink ensures effective heat dissipation by evenly distributing and releasing the heat generated by the internal components. This is particularly important during intense use to avoid overheating. Since the Amplifier operates on the Class-D principle, it produces less heat than conventional amplifiers. The placement location should be chosen to ensure natural air circulation, further optimizing thermal efficiency and guaranteeing the longevity of the device.

What input signals does the Prime R2-500X4 support?

The Rockford Fosgate Prime R2-500X4 Amplifier offers both low-level and high-level input signals. There are 4 RCA connectors available on both the front and back for low-level signals, while 4-pin Molex connectors receive the high-level signals. This allows compatibility with a variety of audio sources and facilitates integration into existing car audio systems. The RCA pass-through output, which remains active when using high-level inputs, also allows for the integration of additional amplifiers into the system. This ensures that the Prime R2-500X4 can be used flexibly in different audio setups.

Is the Prime R2-500X4 Amplifier compatible with common car brands?

The Prime R2-500X4 Amplifier from Rockford Fosgate is designed to be compatible with a variety of car brands. Although no specific car brands are mentioned, the Amplifier can be integrated into many vehicles thanks to the flexible RCA and 4-pin Molex connectors, as well as the auto-sense bypass circuit for vehicles with RAP. Its compact dimensions of 4.9 cm x 17.3 cm x 25.5 cm allow for installation in various locations within the vehicle, increasing compatibility. It is important to use the correct adapters and cables during installation to ensure compatibility.

What voltage ranges does the Prime R2-500X4 Amplifier support?

The Rockford Fosgate Prime R2-500X4 Amplifier is designed for various voltage sources and operates within a range of 9 to 16 VDC. This makes it compatible with most onboard network systems in vehicles worldwide, which typically operate in the 12 V range. This flexibility ensures that the Amplifier operates reliably even with fluctuations in power supply. For optimal operation, a fuse of 80 A is recommended to protect the Amplifier and the vehicle from overcurrent, which avoids potential damage and extends the device's lifespan.

Manufacturer information / responsible person

Audio Design Loudspeaker Sales GmbH
Am Breilingsweg 3
76709 Kronau
Germany

Authorized Managing Director:
Bruno Dammert

Contact: info@audiodesign.de

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