Alpine R2-A150M R-Series 1500W Monoblock Amplifier
Big Power. Clean Bass. Next-Gen Efficiency.
The Alpine R2-A150M R-Series Monoblock Class D Amplifier delivers up to 1500W of RMS power in a compact, high-efficiency design built specifically for subwoofer performance. Engineered with Alpine’s latest R-Series architecture, it provides tight control, low distortion, and strong low-frequency output for serious bass systems.
Key Features
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1500W RMS x 1 @ 1 Ohm – Maximum output for high-performance subwoofer systems
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1200W RMS x 1 @ 2 Ohm – Balanced power with improved thermal efficiency
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700W RMS x 1 @ 4 Ohm – Flexible installation for a wide range of setups
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Class D Amplifier Design – High efficiency with reduced heat and compact footprint
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Optimized R-Series Tuning – Designed for tight, controlled bass reproduction
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Variable Low Pass Filter (50 Hz to 400 Hz) – Precise tuning for subwoofer integration
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Variable Subsonic Filter (8 Hz to 40 Hz) – Protects subwoofer from ultra-low frequencies
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Variable Bass EQ (0 to +12 dB at 50 Hz) – Adjustable bass emphasis
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Remote Bass Knob Compatible – Optional in-cabin level control (RUX-KNOB.2)
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Single-Sided Terminal Layout – Simplifies wiring and installation
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Compact Chassis Design – Easier mounting in tight vehicle locations
Built for Serious Subwoofer Systems
The R2-A150M is designed to drive one or multiple subwoofers with authority, delivering clean power even at high output levels. Whether running a single high-performance sub or a dual sub setup, it provides consistent control and headroom for demanding bass applications.
Precision Bass Control
Advanced tuning features including a variable low-pass filter and subsonic filter allow precise system matching. This ensures your subwoofers perform efficiently while staying protected from distortion and over-excursion.
Efficient Class D Power
The high-efficiency Class D design reduces heat output while maintaining strong performance, making it ideal for daily-driven vehicles and compact installations where space and cooling matter.
Flexible System Integration
With support for 4, 2, and 1 ohm loads, the R2-A150M adapts to a wide range of subwoofer configurations. This flexibility makes it a strong match for Alpine S-Series and R-Series subwoofers.
Ideal Applications
- High-output subwoofer systems
- Single or dual subwoofer builds
- Sealed or ported enclosure setups
- Alpine R-Series and S-Series subwoofers
- Daily driver and enthusiast bass systems
What's Included
- R2-A150M Amplifier
- Mounting hardware
- Installation accessories
- Owner’s manual
The Alpine R2-A150M delivers powerful, controlled bass performance with the efficiency and precision needed for modern high-output car audio systems.
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| Specification |
Value |
| Amplifier Type |
Monoblock Class D |
| RMS Power @ 1 Ohm |
1500W x 1 |
| RMS Power @ 2 Ohm |
1200W x 1 |
| RMS Power @ 4 Ohm |
700W x 1 |
| Frequency Response |
10 Hz – 400 Hz |
| Low Pass Filter |
50 Hz – 400 Hz |
| Subsonic Filter |
8 Hz – 40 Hz |
| Bass EQ |
0 to +12 dB @ 50 Hz |
| Damping Factor |
>250 |
| Signal to Noise Ratio |
>75 dB |
