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ROCKFORD FOSGATE Prime Marine 1,200 Watt Class-D Mono Amplifier

$509.99 USD

The M1200-1D is a 1200 Watt mono high efficiency Class-D marine amp featuring a Marine grade PC Board, on-board Punch EQ, infrasonic filter, variable crossover and tri-state protection circuits.

The Prime M1200-1D amplifier is a 1200 Watt mono high efficiency Class-D amplifier specifically designed for Marine and Powersport applications. The amplifier features a Marine grade PC Board, and the Class-D circuit topology is so efficient, it consumes much less current from your charging system over traditional Class-A/B amplifiers.


  • Marine grade two part epoxy coating on circuit boards
  • 12 dB/Oct Butterworth crossovers
  • Infrasonic filter
  • Remote PLC (Punch Level Control)
  • On-board Punch EQ with +18dB boost @ 45Hz
  • RCA pass-thru outputs
  • Real time output and power supply thermal sensing
  • On-board Punch EQ with +18dB boost @ 45Hz
  • Remote PLC (Punch Level Control)
  • Cast aluminum heat sink
  • Top mounted controls
  • 4 Gauge power/ground connectors
  • MOSFET power supply
  • Short circuit protection
  • Muted turn on
  • 2 Year Warranty
Rated Power
(RMS Continuous Power)
400 Watts x 1 @ 4-Ohm
800 Watts x 1 @ 2-Ohm
1200 Watts x 1 @ 1-Ohm
Number of Channels
Total Power
(Sum of Rated Power)
1200 Watts RMS
Crossover Controls
Variable 50Hz - 250Hz @ 12dB/octave
Signal Input
Low Level: 1 RCA Pair
Signal Output
Low Level: 1 RCA Pair
Power Input Connector
Power Wire Gauge
Speaker Output Connector
Remote Controls
Punch Level Control
(when connected, is linked to "gain control" to provide remote output level)
Visual Indicators
Circuit Topology Class
Class D
Frequency Response
20Hz to 250Hz +/-1dB
Dimensions (H x W x D)
1.97" x 6.77" x 11.06"
(5cm x 17.20cm x 28.10cm)
Shipping Weight
7.825 Lbs.
(7.82 Kg.)
Dynamic Power
485 Watts x 1 @ 4-Ohm
854 Watts x 1 @ 2-Ohm
1256 Watts x 2 @ 1-Ohm
CEA-2006 Compliant
CEA-2006 Power Rating
400W x 1 @ 4Ω
≤1.0% THD+N
Tone Controls
0dB to +18dB @ 45Hz
Speaker Wire Gauge
12 AWG
Heat Sink Type
Cast Aluminum
Efficiency (average)
85% @ 4-Ohm
85% @ 2-Ohm
80% @ 1-Ohm