CA1500.1SLM Monoblock Amplifier – 1800W Subwoofer Power

The CA1500.1SLM is a high-performance Class D monoblock amplifier built for UTV, marine, and powersports subwoofer systems that demand extreme, clean bass output. Stable at 1 ohm and delivering up to 1800 watts RMS, this amplifier provides the power and control needed for serious high-SPL builds.

With 85% efficiency at full power, a strong damping factor (>180), adjustable low-pass crossover, subsonic filter, and variable bass boost (0–12dB), the CA1500.1SLM gives you full tuning control for tight, hard-hitting low frequencies. A built-in cooling fan and complete protection circuitry ensure dependable performance in harsh outdoor and open-air environments.

Compact in size but massive in output, the CA1500.1SLM is designed for custom marine and UTV audio systems where bass performance is non-negotiable.

Class D Digital Power

1 Ohm 1 Channel

Power 1800 watts @ 1 Ohm

1200 watts @ 2 ohm

600 watts @ 4 Ohm

Frequency Response 10Hz-20KHz

Signal to noise ratio >90dB

Efficiency Response @ full power 85%

Damping factor >180

Input Impedance 22k

THD <0.35% Low level input range 0.4-4v Low pass crossover 50Hz-20KHz Sub Sonic 15Hz-5KHz Bass boost range 0-12dB Bass boost frequency 30-70Hz Power input 0 Ga Led Indicator Remote level control Cooling fan Thermal protection Overload Protection Short circuit output protection Voltage protection 2.4” high x 5.5” wide x 6.7” long