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Rockford Fosgate R250-4

250W RMS 4-Channel PRIME Series Class A/B Car Amplifier

  • 5.0

(1 review)

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The product on this page is discontinued, but there is a newer model available:
Newer Model: Rockford Fosgate R250X4
Rockford Fosgate R250X4 thumbnail
$129.99 In Stock

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  • Free Ground Shipping to the 48 statesdetails

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Sonic was very patient with all of my questions about installing and purchasing products. I took more time then most people would. Not once did Mr Brendan H. give me any negative feedback. I would highly recommend both Mr H and Sonic Electronix.

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Prime Certified Power

There is no better feeling than getting exactly what you paid for. This will always be the case with Rockford Fosgate's R250-4 4-channel amplifier. This CEA-2006 compliant amplifier will give you the rated power output each and every single time, making you feel like your money was well spent. The variable high-pass crossover and variable bass boost will allow for more control of your music to be set at your personal preferences. Rockford Fosgate is well known for making great products and this amplifier is no exception. The heavy duty cast aluminum alloy heatsink will help reduce heat and lower distortion levels or possible thermal overload. This will keep your amplifier running smooth and safely during any listening session. So if you are looking for a reliable, and efficient 4-channel amplifier without breaking the bank, then the R250-4 is the perfect amplifier for you.

  • Prime Series Full Range Class A/B 4-Channel Car Amplifier
  • RMS Power Rating:
    • 4 ohms: 40 watts x 4 chan.
    • 2 ohms: 65 watts x 4 chan.
    • Bridged, 4 ohms: 125 watts x 2 chan.
  • MOSFET power supply
  • LED power (green) and protect (red) indicators
  • Variable Bass Boost (0 to +12 dB bass boost at 45 Hz)
  • Punch bass EQ
  • Soft Start Turn-on
  • 4/3/2 Channel operation
  • Heavy duty cast aluminum alloy heatsink for extreme heat dissipation
  • Nickel-plated RCA level inputs
  • Nickel-plated screw terminals
  • Variable high-pass filter (80 Hz fixed)
  • Variable low-pass filter (50-250 Hz, 12 dB/octave)
  • CEA-2006 compliant amplifier
  • Dimensions: 11-2/3"L x 7-7/10"W x 2-4/10"H
  • 8-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • 1-year SonicElectronix.com warranty

Product History:

Rockford Fosgate R250X4 thumbnail
(newest, current model)
Rockford Fosgate R250-4 thumbnail
(previous model, replaced by Rockford Fosgate R250X4)
Power Specifications - Full Range Channels
RMS Power @ 4 ohms 40 watts x 4 channels
RMS Power @ 2 ohms 65 watts x 4 channels
RMS Power @ 1 ohm Not Stable
Bridged RMS Power 125 watts x 2 channels
Amplifier Specifications
Amplifier Class AB
Number of Channels 4
Total RMS Power Output 250 watts
Maximum Input Gauge Size 8 AWG
Minimum Impedance Unbridged 2 ohms
Minimum Impedance Bridged 4 ohms
THD at Rated RMS Power 1.0%
Speaker Level Inputs No
Preamp Outputs No
Built-in Crossover Low-pass (LP)
High-pass (HP)
High-Pass Crossover Frequency 80 Hz Fixed
Low-Pass Crossover Frequency 50 - 250 Hz
Bass Boost 0 - 12 dB
Bass/Gain Remote No
Fan Cooled No
Fuse Rating 25A x 2 
CEA-2006 Compliant Yes
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration 1 year
Labor Warranty Duration 1 year
Warranty Provider Sonic Electronix
Customer Review Summary for Rockford Fosgate R250-4
Average Customer Rating is 5.0 out of 5 stars:
  • 5.0
based on 1 Review
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Average Attributes Rating:
Durability
  • 5.0
5.0
Value
  • 5.0
5.0
Features
  • 5.0
5.0
Design
  • 5.0
5.0
Usability
  • 5.0
5.0
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Most Helpful Customer Reviews:
February 22, 2013 nice amp
Review by
cable guy from pineville,la
Overall
  • 5.0
Durability
  • 5.0
Value
  • 5.0
Features
  • 5.0
Design
  • 5.0
Usability
  • 5.0
surprising clean sound, very satisfied. hooked up to 2 sets of kenwood components. thanks sonic
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Product Summary

Manufacturer: Rockford Fosgate
Model number: R250-4
UPC: 780687340704
Weight: 5.50 lbs
Internal SKU: r2504
Internal product ID: 43422