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DLS MR A 31

460W RMS, 3-Channel Class AB Marine Amplifier

DLS
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• 460W RMS
• Lacquer Coated PC Board Protects Against Moisture
• Speaker-Level Inputs
• Preamp RCA Outputs
• 3-Way System Protection Circuitry
• Removable Side Flanges

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Description


DLS brand icon

Authorized dealer

  • 3-Channel Class AB Marine Amplifier
  • RMS Power Rating (13.8V):
    • 4 ohm: 65 watts x 2 chan. + 170 watts x 1 chan.
    • 2 ohm: 90 watts x 2 chan. + 280 watts x 1 chan.
    • Bridged, 4 ohm: 170 watts x 1 chan.
  • Pulse Width Modulated MOSFET power supply
  • Lacquer coated PC board protects against moisture
  • LED power (green) and protect (red) indicators
  • Rotatable and removable logo
  • Removable side flanges
  • Soft Start Turn-on
  • 3/2/1 channel operation
  • Speaker-level inputs with signal sensing for automatic turn-on
  • 3-Way System Protection circuitry (thermal, overload, and speaker short protection)
  • Heavy duty aluminum alloy heatsink for extreme heat dissipation
  • Gold-plated RCA level inputs
  • Gold-plated screw terminals
  • Input sensitivity:
    • Level: 250mV-5V
  • Variable high-pass filter (50-150 Hz)
  • Variable low-pass filter (50-120 Hz)
  • Fixed subsonic filter (25 Hz)
  • Phase Shift: 0-180°
  • Damping factor: >100
  • Frequency response: 10-35,000 Hz
  • Dimensions: 10-9/16"D x 14-1/16"W x 2-15/16"H
  • 4-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 Manufacturer's warranty

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Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
65 watts x 2 channel
RMS Power @ 2 ohms
90 watts x 2 channel
RMS Power @ 1 ohm
Not Stable
Bridged RMS Power
170 watts x 1 channel
Power Specifications - Subwoofer Channel
RMS Power @ 4 ohms
170 watts x 1 channel
RMS Power @ 2 ohms
280 watts x 1 channel
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
3-Channel
Total RMS Power Output
460 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
Speaker Level Inputs
Yes - with included adapter
Preamp Outputs
No
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
50 - 150 Hz
Low-Pass Crossover Frequency
50 - 120 Hz
Subsonic Filter
25 Hz
Signal-to-Noise Ratio
>100 dB
Remote bass/level controller
No
Fuse Rating
30A x 2 
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

DLS

Model Number:

MR A 31

Weight:

5.00lbs

Internal SKU:

dlsmra31

Internal Product ID:

26437

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