The Ruthless Audio 7,500 Watt Monoblock is the definition of unapologetic power. Engineered for competitors and extreme bass enthusiasts, this amplifier is built to take control of the most demanding subwoofers with relentless authority. Delivering a true 7,500 watts RMS, it turns any system into a ground-shaking experience, pushing deep, clean lows with precision and dominance.  Despite its massive output, the design remains efficient and stable, thanks to advanced Class D technology that keeps performance consistent even under heavy loads.

Every detail of the 7,500 has been crafted for reliability — from its rugged construction to its intelligent thermal management — ensuring it performs demo after demo without compromise.  This is not an amplifier for the casual listener. It’s built for those who crave chest-rattling impact, for those who compete, and for those who want to know what it feels like to harness brutal low-frequency energy with absolute control. The Ruthless Audio 7,500 Watt Monoblock doesn’t just power subwoofers. It unleashes them.

Includes .5 one year warranty

7500 at 1 ohm 14.4v

4000 at 2 ohm 14.4v

2500 at 4 ohm 14.4v

Tiffany Inputs

1/0 Inputs

Input Sensitivity 6v-.2v

Frequency Response 10hz-250

phase 0-180

THD @ 4ohm > .01

Length mounting feet to mounting feet 27” 

 Heatsink 25.625”

 Width 10.5”

Height 2.75”

Extended Warranty

No – Standard Warranty (1 Year)

Includes the standard 1-year manufacturer defect warranty.

Yes – Extended Warranty (2 Years Total)

Adds 1 additional year of manufacturer defect warranty coverage (2 years total).