Garage
Shop

See all parts that fit your 2008 LS460

Alpine MRV-F300 Open Box

300W 4-Channel Class D V-Power Series Compact Car Amplifier

Alpine
Shop all Alpine
Product videos
highlight-star-icon

• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

Learn more about the LS-mrvf300-OB

We apologize

This item has been discontinued

Product Highlights


• RMS Power: 50W x 4-Chan. @ 4 ohm, 75W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Same Power in a 40% Smaller Chassis

Description


Alpine brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

General Features:

  • V-Power Series 4-Channel Class D Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 50 watts x 4 chan.
    • 2 ohm: 75 watts x 4 chan.
    • Bridged, 4 ohm: 150 watts x 2 chan.
  • Pulse Width Modulated MOSFET power supply
  • Wired remote bass level control included
  • LED power (green) and protect (red) indicators
  • Selectable Bass Boost (0 or +12 dB bass boost at 50 Hz)
  • Soft start turn-on
  • 4/3/2 or Mono channel operation
  • Speaker-level (high-level) inputs with signal sensing for automatic turn-on
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Heavy duty aluminum alloy heat-sink
  • Input sensitivity:
    • Low level: 200mV-4V
    • High level: 500mV-10V
  • Variable high-pass filter (50-400 Hz, 12 dB/octave)
  • Variable low-pass filter (50-400 Hz, 24 dB/octave)
  • CEA-2006 compliant amplifier
  • 4 gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier.
  • Dimensions: 7-7/8"W x 7-7/8"L x 2-3/16"H
  • 1-year Sonic Electronix Warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
50 watts x 4 channel
RMS Power @ 2 ohms
75 watts x 4 channel
Bridged RMS Power
150 watts x 2 channel
Amplifier Specifications
Series
V Power Series
Amplifier Class
D
Number of Channels
4-Channel
Total RMS Power Output
300 watts
Maximum Input Gauge Size
8 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
0.03%
Speaker Level Inputs
Yes
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
50 - 400 Hz
Low-Pass Crossover Frequency
50 - 400 Hz
Signal-to-Noise Ratio
98 dB
Bass Boost
Selectable 0/+12 dB
Remote bass/level controller
No
Strappable
No
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

MRV-F300-OB

Weight:

4.60lbs

Internal SKU:

LS-mrvf300-OB

Internal Product ID:

81007

Product and How-to Videos


Customer Ratings & Reviews


Alpine MRV-F300 Open Box thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found


BT1024DVC-2 small

Bazooka BT1024DVC Open Box Incomplete

Non-Amplified 10" Ported Subwoofer Bass Tube with Jet Black Paint Finish

$97.99

List price $199.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2008 Lexus LS460

2012 Lexus IS350C

1997 Oldsmobile Eighty Eight

2002 Ford Expedition

2013 Ram 3500

2014 Ford Taurus

1971 Cadillac Eldorado

2000 Lamborghini Diablo

1987 Dodge Shadow

2017 Kia Optima

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.