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dB45

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dB45

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  • dB45
  • dB45
  • dB45
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  • dB45
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Rockville

dB45

dB45

4-Channel Car Amplifier, 800W RMS, Adjustable Crossover and Subsonic Filter

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$174.95
$174.95 $0.00
Save 10% OFF Using Code JUNE10DLZ at checkout. Deal Ends June 30, 2026
Features
    • 3,200W peak output delivers powerful, clear sound
    • Fully adjustable crossover and bass equalizer for custom audio
    • Includes mounting screws, warranty, and birth sheet
    • 2 ohm stability supports flexible installation options
    • Premium components and rigorous testing for reliable performance
30-Day Money-Back Guarantee
Fast & Free Shipping
Buy Now, Pay Later
1-Year Warranty
    • Amplifier
    • Birth sheet with tested power
    • Mounting screws
    • Owner's manual

SKU: dB45

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Product Description

The dB45 is a 4 channel amplifier designed to deliver powerful, clear sound for car audio enthusiasts seeking both performance and reliability. With 3,200W peak output and 800W Dyno Certified power, it adapts seamlessly to a range of vehicle setups, from daily drivers to custom builds. Advanced features like a fully adjustable crossover, subsonic filter, and bass equalizer provide precise control over your audio experience. Built with premium components and rigorously tested for quality, the dB45 offers consistent, distortion-free playback. Its robust protection circuitry and sleek design make it a standout choice for those who demand superior sound.

Unleash 3,200 Watts: The dB45 4 Channel Amplifier for Powerful, Clear Car Audio

Rockville

High-Powered 4 Channel Amplifier

The dB45 is a 4 channel amplifier with 3,200W peak output and 800W Dyno Certified power, engineered for those who demand powerful, clear sound in their car audio system.
Rockville

Precision Controls for Custom Sound

Featuring an adjustable 12dB/Octave crossover, subsonic filter, and bass equalizer, the dB45 gives you command over your audio, allowing you to fine-tune every detail for your setup.
Rockville

Versatile Performance Across Setups

Designed to excel in a variety of vehicles, the dB45 adapts to both daily drivers and custom installations, delivering consistent, distortion-free playback thanks to its robust IC-controlled protection circuitry.
Rockville

Premium Build, Tested Quality

Every dB45 is crafted with top-tier components and undergoes rigorous testing, including third-party inspections, ensuring supreme reliability and performance.
Rockville

Upgrade Your Drive

Experience the difference in sound quality and control—choose the dB45 to bring powerful, refined audio to your car. Make every drive extraordinary.

Features

    • Powerful Output

      3,200W peak and 800W Dyno Certified power deliver dynamic, clear sound for any car audio system.

    • Customizable Audio Experience

      Fully adjustable crossover, subsonic filter, and bass equalizer provide precise control for tailored sound.

    • Reliable Performance

      IC-controlled protection circuitry and high-speed MOSFET power supply guarantee consistent, distortion-free playback.

    • Premium Build Quality

      Studio-grade components and rigorous testing ensure lasting durability and superior audio performance.

    • Versatile Installation

      2 ohm stability and multiple configuration options make it adaptable to a wide range of vehicle setups.

dB45

Technical Specifications

  • Type of Product 4 Channel Car Audio Amplifier
  • Peak Output Power 3,200W
  • Dyno Certified RMS Power 800W
  • 2 Ohm Output 200W x 4 Channel <1% THD+N
  • 4 Ohm Output 135W x 4 Channel <1% THD+N
  • 4 Ohm Bridged Output 400W x 2 Channel <1% THD+N
  • High-Speed MOSFET Power Supply Yes

Support

Demo of dB45

K9 SUBWOOFERS REAL WORLD TESTS & EXPLANATIONS

WIRING for 1 DVC 4 OHM SUBS

WIRING for 2 DVC 4 OHM SUBS

  • DB SERIES BASS REMOTE (dB10, dB11, dB12, dB13, dB16, dB55, DBM12, DBM65, DK510 PACKAGE, DK512 PACKAGE, DK58 PACKAGE)

    DB SERIES BASS REMOTE (dB10, dB11, dB12, dB13, dB16, dB55, DBM12, DBM65, DK510 PACKAGE, DK512 PACKAGE, DK58 PACKAGE)

    $24.95
    $24.95 $0.00
    Out of Stock
  • dB SERIES HIGH LEVEL INPUTS HARNESS

    dB SERIES HIGH LEVEL INPUTS HARNESS

    $19.95
    $19.95 $0.00
  • dB45 BOARD ONLY. IT’S THE ENTIRE BOARD

    dB45 BOARD ONLY. IT’S THE ENTIRE BOARD

    Free Shipping

    $79.95
    $79.95 $0.00

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    Hear From Our Customers

    Overall rating: 4.8235292 / 5 from 17 reviews.

    AI Generated Review Summary

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    Review highlights

    Reviews

    Love it

    "I have this hooked to my 15s from Rockville and my 12s it's doing a great job it's pretty loud hooked to these 4 subs in my little station wagon love this Amp thanks rockville. . . . . Richard"

    — Richard R. (5/5)

    Db45

    "I like it so much I purchased another one, I now have four subwoofer amplifiers and two for the 6x9s all made by Rockville I have a complete competition system made by Rockville"

    — Timothy S. (5/5)

    Speaker terminal SUCKS!!

    "Great Amp, but speakers mounts SUCK!! TOO SMALL AND CLOSE TOGETHER!! The engineer that designed the speaker hook up strip should be FIRED!! They the manual does not even list the size Allen wrenchs ya need to tighten the screws!!! !!!!"

    — Ralph S. (4/5)

    Great amp

    "Have installed in my tundra sounds great looks great havent had any issues i rocommend"

    — Jose (5/5)

    Nice Thump!

    "I have channels 1 & 2 to two 6x9's, and then 3 & 4 bridged to 2, 12"" Fosgate P3's. They bump hard! The 6x9's are Rockville as well but I'm not as happy with the sound quality. But again, the amp bumps! Super happy especially since 2 channels can push P3's."

    — Carlos C. (5/5)

    Y

    "Y"

    — Dustin M. (5/5)

    Awesome service

    "Awesome service"

    — Chris G. (5/5)

    Upgrading my system

    "Will up date haven't got all the pieces together yet but when I do then I will upgrade my thoughts on the DB 45"

    — David S. (5/5)

    Very satisfied will be putting

    "Very satisfied will be putting Rockville in all my other vehicles"

    — Jeffrey S. (5/5)

    Good Bang For Your Buck

    "Good Bang For Your Buck"

    — Jason J. (5/5)

    Q&A

    California Proposition 65 Warning: Cancer and Reproductive harm — www.P65Warnings.ca.gov