Don’t let the size fool you — the Ruthless Audio 1500.1 Micro is a full-blown bass weapon packed into a shockingly small chassis. Designed for tight installs and stealth builds, this compact monoblock delivers a crushing 1,500 watts RMS with the same authority as amps twice its size. High-speed Class-D architecture, oversized power supply components, and precision-tuned output stages let this little monster hit with speed, control, and brutal low-end impact. Built for real systems, the 1500.1 Micro features high-current MOSFETs, low-impedance stability, and advanced thermal management to keep power flowing no matter how hard you push it. Whether it’s daily street bass or a compact SPL build, this amp stays locked in, delivering clean, relentless output without voltage sag or distortion. Tight transient response keeps subwoofers snappy and aggressive, while massive headroom lets bass notes slam with authority. The Ruthless 1500.1 Micro is proof that size means nothing when engineering is done right. If you need serious power but don’t have the space for a full-frame amp, this is your solution. Small footprint. Big punch. Ruthless performance — no compromises, no excuses. 1500 at 1 ohm 14.4 84% efficient 1050 at 2 ohm 14.4 89% efficient 600 at 4 ohm 14.4 93% efficient 4ga Inputs Input Sensitivity 6v-.2v Frequency Response 10hz-250 phase 0-180 THD @ 4ohm > .01 150 amp fuse 1 ohm / 1 year warranty Length 12 13/16” feet to feat / heatsink 11 13/16” width 4 11/16” height 2 1/4” 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).
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