Ruthless Audio Red 4500.1 Amplifier | Monoblock | 4500W RMS

Ruthless Power. Competition Ready.

The Ruthless Audio Red 4500.1 Monoblock Amplifier is built for serious bass systems that demand high output, durability, and consistent performance under extreme load. Delivering a true 4500 watts RMS at 1 ohm, this amplifier is engineered for SPL competition builds, high power demo vehicles, and enthusiasts who refuse to compromise on output.

Designed with rugged internal architecture and high efficiency Class D technology, the Red 4500.1 provides the raw power needed to drive large subwoofer systems while maintaining clean signal control and thermal stability.

True 4500 Watts RMS Output

This amplifier delivers real world power where it matters most, giving your subwoofers the current they need for deep, authoritative bass.

RMS Power Ratings at 14.4 Volts

• 4500 watts RMS at 1 ohm

• 2350 watts RMS at 2 ohm

• 1200 watts RMS at 4 ohm

The Red 4500.1 is 0.5 ohm stable per amplifier with proper electrical upgrades and can be strapped at 1 ohm for systems that require even more output capability.

Built for High Demand Car Audio Systems

The Ruthless 4500.1 is engineered to handle aggressive use in demanding environments. Whether you are competing in SPL lanes or running an extreme daily system, this amplifier is built to take abuse while maintaining performance.

• Heavy duty 1/0 gauge power and ground inputs for maximum current flow

• Premium Tiffany RCA inputs for clean signal transfer

• Robust internal components designed for sustained high power operation

Advanced Protection and Reliability

Multiple built in protection circuits safeguard your system and amplifier during heavy use.

• Thermal protection

• Overload protection

• Short circuit protection

• High and low voltage protection

These features help ensure long term reliability when paired with a properly upgraded electrical system.

Precision Bass Control and Tuning

Dial in your system with adjustable controls designed specifically for subwoofer performance.

• Frequency response from 10 hertz to 250 hertz

• Variable phase control from 0 to 180 degrees

• Input sensitivity from 6 volts to 0.2 volts

• Extremely low distortion for clean, controlled bass reproduction

Electrical Requirements

To operate at full performance and maintain warranty coverage, an upgraded electrical system is strongly recommended, including a high output alternator, proper wiring, and adequate battery support.

Specifications

• Amplifier Type: Monoblock Class D

• Fuse Rating: 400 amps total, 200 amps per positive run

• Dimensions: 25 1/8 inch length x 9 1/16 inch width x 2.75 inch height

• Inputs: Tiffany RCA

• Power Connections: 1/0 gauge

Built to Deliver Ruthless Bass Performance

The Ruthless Audio Red 4500.1 is designed for enthusiasts who want serious power without sacrificing control or reliability. With competition capable output, flexible impedance operation, and rugged construction, this amplifier is ready to anchor high wattage subwoofer systems that demand authority.

If you are building a system that needs real power and proven durability, the Red 4500.1 is ready to deliver.