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MB Quart

MB Quart DA2-520.4D Discus 520 Watt Waterproof 4 Channel Amplifier

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DA2-520.4D

Brand: MB Quart

Description

MB Quart DA2-520.4D Discus 520 Watt Waterproof 4 Channel Amplifier

MB Quart Discus DA2-520.4D compact waterproof 520 watt four channel amplifier with top mounted controls, potted internals, and waterproof connectors.

General Features:

  • Compatible Vehicle Fitment    
    Universal
  • Marine Grade Protection / IPX Rating    
    Meets or exceeds IP67 standards for waterproof and dustproof.
  • Low Noise Preamplifier Circuit    
    Q-Stasis Pre Amplifier Stage: Maximum low voltage signal from the source unit comes into the amplifier circuit with minimal distortion.
  • RCA Inputs    
    Prewired to PC Board for additional protection. Leave connector cover closed on RCA jacks that are not used.
  • Crossover Type    
    Variable electronic crossovers allow for complete control of the sound.
  • Electronic Equalizer    
    Control of amplifier output with on-board electronic crossover to tailor specific frequencies to speakers and subwoofers. Check specifications for specific frequencies for this amplifier.
  • Class / Topology    
    Class D: Highly efficient circuit topology which helps the amplifier develop a lot of power in a compact heatsink.
  • Output Device Technology    
    MB Quart output devices, FLUID-FETS are painstakingly selected for their ability to efficiently produce power and mimic the sound quality of the highest end home amplifiers.
  • Heat Sink    
    Heavy duty heat-sink efficiently moves heat from the MOSFET where it can be cooled.
  • Power Supply    
    Robust premium grade MOSFET Pulse Width Modulation power supply allows the amplifier to produce efficient power without taxing the electrical system.
  • Output Connections    
    Waterproof connectors designed to provide a secure moisture-resistant connection, ensuring reliable signal transmission and preventing corrosion or damage in environments exposed to water or humidity.
  • Connection Type    
    Waterproof connectors designed to provide a secure moisture-resistant connection, ensuring reliable signal transmission and preventing corrosion or damage in environments exposed to water or humidity.
  • LED System Protection Circuitry Diagnostics    
    Monitor overload and speaker short protection with illuminated indicators on the amplifier top mounted control panel.
  • Additional Features    
    Top Mounted Controls: Sound contouring with on-board crossover, bass boost, and adjustable input sensitivity are all concealed behind a sealed, top mounted cover.

Specifications:

  • Type    
    Amplifier
  • Brand    
    MB Quart
  • Series    
    Discus
  • Category    
    Marine, Mobile, Powersports
  • Condition    
    New
  • Color    
    Black
  • Warranty    
    1 Year
  • IPX Rating    
    IP67
  • Compatible Vehicles    
    Universal
  • Amp Class    
    Class D
  • Amp Total Channels    
    4
  • Amp Max Power (watts)    
    520
  • Amp Power @ 2 Ohms (ch x watts)    
    4 X 130
  • Amp Power @ 4 Ohms (ch x watts)    
    4 X 90
  • Amp Mono Bridged @ 4 Ohms (ch x watts)    
    2 x 260
  • Amp Crossover    
    Electronic
  • Amp Variable High Pass Crossover 12dB per Octave    
    Switched OFF/HPF/LPF 15Hz-300Hz
  • Amp Variable Low Pass Crossover 12dB per Octave    
    Switched OFF/HPF/LPF 50Hz-300Hz
  • Amp Variable Voltage    
    0.2V-9V
  • Amp Frequency Response    
    15Hz-300Hz
  • Amp Power Terminal 12v/GND    
    4 AWG
  • Amp Speaker Terminal Wire Gauge    
    12 AWG
  • Amp Fusing    
    90A External

Warning:
This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.
Shipping & Returns

Shipping Policy

Absolute Pro Music is proud to offer fast shipping at affordable prices. The shipping fee for each order is based on the package weight, destination, and shipping method. For the most accurate shipping information, use the "Get shipping quote" link on the product pages or in your shopping cart.

Shipping Methods and Transit Times

Absolute Pro Music ships orders from our Los Angeles, California location. On occasion, orders will be fulfilled directly by the manufacturer or distributor in order to reduce the shipping time. The shipping times below refer to items labeled with an availability of In Stock - Ships the Same or Next Business Day.

Shipping Method Order Processing Time Delivery Time Total Ship Time
Standard Shipping1-24 Hours1-6 Business Days2-7 Business Days
Three-Day Shipping1-24 Hours3 Business Days3-4 Business Days
Two-Day Shipping1-24 Hours2 Business Days2-3 Business Days
One-Day Shipping1-24 Hours1 Business Day1-2 Business Days
Flat Rate Shipping1-24 Hours7-10 Business Days8-11 Business Days
Standard Shipping
Order Processing Time1-24 Hours
Delivery Time1-6 Business Days
Total Ship Time2-7 Business Days
Three-Day Shipping
Order Processing Time1-24 Hours
Delivery Time3 Business Days
Total Ship Time3-4 Business Days
Two-Day Shipping
Order Processing Time1-24 Hours
Delivery Time2 Business Days
Total Ship Time2-3 Business Days
One-Day Shipping
Order Processing Time1-24 Hours
Delivery Time1 Business Day
Total Ship Time1-2 Business Days
Flat Rate Shipping
Order Processing Time1-24 Hours
Delivery Time7-10 Business Days
Total Ship Time8-11 Business Days

United States Customers:

The shipping methods listed above are for residential and commercial destinations within the continental 48 United States. Absolute Pro Music primarily uses FedEx to ship orders. To provide the most affordable rates, small items shipped via Standard Flat Rate or USPS First Class Mail will be delivered through a joint effort by DHL and USPS. Shipments to military addresses and PO Boxes will only ship via USPS. When shipping to a military APO/FPO/DPO address, we strongly recommend choosing USPS Priority as the shipping time is much quicker than Parcel and averages about 2-3 weeks.

Canadian Customers: We offer all-inclusive shipping to our Canadian customers. (click here for details)

International Customers: We ship to most countries around the world. (click here for details)

Order Tracking

Once an order has been shipped, we send our customers an email with the tracking number for the order. Click on the tracking link in the email to follow the location of the package on the carrier's website. If you did not receive a tracking number by email or need to confirm the tracking information, please contact us at support@absolutepromusic.com or call us at +1 213 744 1144

Order Processing

Each order placed on Absolute Pro Music goes through our processing department before it can be shipped. If 3 business days have passed since you submitted payment and you have not received an email with tracking information, please log in to your account to track your orders and/or contact us immediately via email or phone. Customers who do not receive a tracking number within 3 days will receive an order status update via email.

Shipping to Alternate Address

Orders with different billing and shipping addresses may require longer processing times due to an additional verification procedure. The additional verification and processing time are in an effort to protect our customers from online fraud.

Shipping Changes Fees (Address Intercept)

If a request to change the shipping address is made after the package leaves the Absolute Pro Music warehouse, it is subject to an Address Intercept Fee imposed by the shipping carrier. The amount of the fee varies according to the shipping carrier and the destination of the package. Absolute Pro Music will do its best to work with the shipping carriers to make these changes so that your package arrives at the correct address. Please be aware that not all shipping carriers will accept address intercept changes. This policy is in accordance with the security measures and agreements made with our third-party shipping companies.

Signature Required

Due to the valuable contents of some shipments, Absolute Pro Music may require a signature upon delivery. Such guidelines will not be overruled upon the customer's request. Please understand that this is a security measure taken by our Company to ensure the safe delivery of each package and guarantee excellent service. Many of our third-party shipping carriers and payment companies require signatures upon delivery to protect against fraud and theft. Customers may request a signature upon delivery by calling Absolute Pro Music Customer Service at +1 213 744 1144

Shipping Policy Disclaimer

Delivery estimates do not apply to items shipped directly from the manufacturer, nor out-of-stock items. Some items that ship from the manufacturer can only be delivered to addresses within the 48 continental states.

Standard delivery time for domestic customers will average from 2-4 business days but can take longer in some cases. Saturday, Sunday and national holidays are not considered business days for delivery purposes.

Our Shipping Guarantee applies only to shipments delayed due to our service failure. We will not guarantee shipments that are delayed due to an act of god (ex: weather), a catastrophic event, or failure by our delivery partners. Our guarantee is also voided if incorrect billing or shipping information is given and results in your order being delayed to its destination. Our guarantee is also void if no one is available to sign for shipment when delivery attempt is made if a signature is required.