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ROCKFORD FOSGATE
PM400X4
4 channel marine amplifier
50x4 @ 4O, 100x4 @ 2O, 200x2 @ 4O bridged
50x4 @ 4O, 100x4 @ 2O, 200x2 @ 4O bridged
- Features C.L.E.A.N. Set-up
- 12dB/octave Butterworth crossover
- On-board Punch EQ with +18dB boost @ 45Hz
- High level input capable with Auto Turn-On circuit
- Muted turn on
- Cast aluminum heatsink
- Stealth top mounted control panel
- Over current protection
- Short circuit protection
- Marine grade stainless steel hardware
- Marine grade two part epoxy coating on circuit boards
- 2-Year Warranty
- Cta-2006 Compliant
- Number of Channels4
Total Power
- (Sum of Rated Power)400 Watts
Rated Power
- (RMS Continuous Power)50 Watts x 4 @ 4-Ohm
- 100 Watts x 4 @ 2-Ohm
- 200 Watts x 2 @ 4-Ohm Bridged
Dynamic Power
- (PVC/PowerCube®)82 Watts x 4 @ 4-Ohm
- 137 Watts x 4 @ 2-Ohm
- 266 Watts x 2 @ 4-Ohm Bridged
- BridgeableYes
- Frequency Response20Hz to 20kHz +/- 1.0dB
- Input Sensitivity150 mV - 12 V
- Circuit Topology ClassClass A/B
- Efficiency (average)67% @ 4-Ohm
- Total Harmonic Distortion (THD+Noise)4-Ohm: <1.0%
- 2-Ohm: <1.0%
- Signal InputHi/Low level: 2 RCA pair
- Signal Output-
- Tone ControlsFront Punch EQ2 Bass: 0dB to +18dB @ 45Hz and/or
- Front Punch EQ2 Treble: 0dB to +12dB @ 12.5kHz
- Rear Punch EQ2 Bass: 0dB to +18dB @ 45Hz and/or
- Rear Punch EQ2 Treble: 0dB to +12dB @ 12.5kHz
- Function depends upon LP/AP/HP switch position
- Crossover ControlsFront High-Pass/Low-Pass (HP/LP): 50Hz-250Hz @ 12dB/octave Butterworth
- Rear High-Pass/Low-Pass (HP/LP): 50Hz-250Hz @ 12dB/octave Butterworth
- All-Pass: Yes
- Remote Controls-
- Visual IndicatorsPower/Protect/Thermal LED
- Input Clip LED3
- Output Clip LED1,2,3
LED Color Legend:
- 1BLUE: <0.5% THD
- 2VIOLET: 1% THD
- 3RED: 10%+ THD
- Power Wire Gauge8 AWG to 4 AWG
- Power Input ConnectorCaptive C-Clamp
- Speaker Wire Gauge8 AWG to 18 AWG
- Speaker Output ConnectorCaptive C-Clamp
- CoolingConvection
- Heatsink
- Operating Voltage9 - 16 VDC
- Recommended Fuse
- (not included)60 A
- Average Current Draw (13.8V Music)30 A
- Max. Current Draw (13.8V Sinewave)60 A
- Suggested Alternator75 A
- Included In The Box
Dimensions
- (H x W x D)2.38 x 7.76 x 11.03 (in)
- 6.05 x 19.71 x 28.02 (cm)
- Shipping Weight10.8 Lbs. (4.89 Kg.)
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