Prime 250 Watt Mono Amplifier

The PRIME R250-1 is a mono amplifier featuring a compact chassis capable of producing 250 Watts of pure Rockford Fosgate power into 2-Ohms. The frequency response of the R250-1 allows it to be used exclusively with subwoofers.

  • 12dB/octave Butterworth crossover
  • 4 Gauge power/ground connections with built-in ATC fusing
  • MOSFET power supply
  • RCA pass-thru outputs
  • 1 Year Standard Warranty warranty info
USD 149.99


The PRIME R250-1 amplifier is great mono amplifier in a compact chassis and respectable power output in any sound system. The R250-1 mono output design also makes it great for running a pair of 8" or 10" 4-ohm SVC subwoofers wired in parallel. The included Remote Punch Level Control corrects for any acoustic anomalies in the automobile environment, making certain that bass notes sound deep and rich.
CEA-2006 Compliant: CEA-2006 Guidelines
Number of Channels: 1
Rated Power
(RMS Continuous Power):
150 Watts x 1 @ 4-Ohm
250 Watts x 1 @ 2-Ohm
Total Power
(Sum of Rated Power):
250 Watts RMS
Dynamic Power
285 Watts
Bridgeable: No
Frequency Response: 20Hz to 130Hz +/-1dB
Efficiency (average): 66.1% @ 4-Ohm
58% @ 2-Ohm
Crossover Controls: Low Pass (LP): 40Hz-130Hz @ 12dB/octave Butterworth
Tone Controls: Punch Bass: 0dB to +12dB @ 45Hz
Signal Input: Low Level: 1 RCA pair
Signal Output: Low Level: 1 RCA pair
Power Input Connector: Screw terminal barrier strip
Power Wire Gauge: 4 AWG
Speaker Output Connector: Screw terminal barrier strip
Speaker Wire Gauge: 8 AWG
Heat Sink Type: Extruded Aluminum
Cooling: Convection
Remote Controls: Punch Level Control
(when connected, is linked to "gain control" to provide remote output level)
Visual Indicators: Power
Circuit Topology Class: Class-A/B
Shipping Weight: 6.08 Lbs.
(2.75 Kg.)
Dimensions (H x W x D): 2.40 x 7.67 x 11.54 (in)
6.10 x 19.49 x 29.30 (cm)
Dimensional Diagram:

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Return Authorization

Contact the Authorized Rockford Fosgate Dealer you purchased this product from. If you need further assistance, call 1-800-669-9899 for Rockford Customer Service. You must obtain an RA# (Return Authorization number) to return any product to Rockford Fosgate. You are responsible for shipment of product to Rockford.

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8 AWG Complete Installation Kit
MSRP $101.99


4 AWG Positive/Negative Battery Terminal
MSRP $17.99


Punch Level Control (Gen-1 Prime)
MSRP $20.99

Rockford FosgateWoofer WiringWizard

Available Wiring Diagrams

Please consult your amplifier owner's manual for lowest recommended impedance.

Wiring Diagram #1

Wiring Diagram #2

Wiring Diagram #3

Wiring Diagram #4

Wiring Diagram #5

Wiring Diagram #6

Wiring Diagram #7

Wiring Diagram #8

Wiring Diagram #9

Wiring Diagram #10

Wiring Diagram #11

Speaker Polarity
Your woofer may use one of the following to identify (+/-) terminals.
Positive +
red post
purple (4Ώ)
red (8Ώ)
Negative -
black post
no dot
no dot

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