Name: Alpine S2-A120M
Brand: Alpine
SKU: s2a120m
Price: 489.95 USD
Availability: InStock
Rating: 4.0000 (1 reviews)

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Product highlights

• 600 watts x 1 channel @ 4 ohm
• 1200 watts x 1 channel @ 2 ohm
• 1200 watts x 1 channel @ 1 ohm
• Total RMS Power: 1200 watts
• Class D 1 ohm Stable Monoblock Amplifier

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Alpine S2-A120M Mono Amplifier | Features & Specs

About the Alpine S2-A120M

High-Powered Class D Amplification

The Alpine S2-A120M is built for extreme bass performance, delivering high-powered output with Class D efficiency. Whether you're looking to push a single high-performance subwoofer or drive a dual-sub setup, this amplifier provides clean, powerful sound while running cool and efficiently.

Massive Power Output

Peak Power: Up to 1200W RMS at 1Ω
Stable at 1Ω to maximize subwoofer output and efficiency
Dedicated low-pass filter (50Hz-400Hz) for subwoofer optimization

Compact Yet Powerful Design

The small footprint of the S2-A120M allows for versatile installation, making it easy to fit under seats, in trunks, or alongside other components in a custom system. With a high-efficiency heat management system, this amp stays cool even during long bass-heavy sessions.

Advanced Audio Controls

Bass Boost EQ: Adjustable from 0 to +12dB at 50Hz for deep, punchy bass
Input Sensitivity: Variable range from 0.2V to 10V for flexible system matching
Subsonic Filter: Prevents unnecessary low frequencies from overworking your subs
Adjustable Crossover: Selectable 50Hz to 400Hz for precise tuning

Seamless System Compatibility

The Alpine S2-A120M is designed for easy integration, featuring high and low-level inputs to support factory and aftermarket stereos. Whether you're upgrading an OEM system or building a custom audio setup, this amp makes installation hassle-free.

Keep Reading...

Product Details:

S Series Class D 1 ohm Stable Monoblock Amplifier
RMS Power Rating:

4 ohm: 600 watts x 1 channel
2 ohm: 1200 watts x 1 channel

Total RMS power output: 1200 watts
Power and voltage LED visual indicator
Wired bass level remote control Alpine RUX-KNOB.2 or Alpine RUX-H01 optional
Speaker-level (high-level) inputs (Requires adapter like the Kicker KISL)
Two-sided Terminal Layout
Built-in Selectable / Adjustable Crossovers
Signal sensing remote turn-on
Damping Factor: >750
1 pair of pre-amp outputs
CTA-2006-D Certification
Input sensitivity:

Low level: 0.2 - 4 volts
High level: 0.5 - 10 volts

Frequency Response: 10 - 400 Hz
Total Harmonic Distortion (THD): 1%
Signal to Noise Ratio: >85 dB
Variable low-pass filter: 50 - 400 Hz
Variable Bass Boost: 0 - 12 dB
Fuse Rating: 100
4 AWG gauge amplifier wiring kit is recommended for installation
Dimensions: 13.1" L x 8.25" W x 2.25" H
Authorized Internet Dealer
1-year Manufacturer's Warranty
MFR #: S2-A120M

Specifications & Details

Key Features

Amplifier Key Features

Bass Boost
Speaker Level Inputs

Power Specifications - Subwoofer Channel

RMS Power @ 4 ohms

600 watts x 1 channel

RMS Power @ 2 ohms

1200 watts x 1 channel

RMS Power @ 1 ohm

1200 watts x 1 channel

Amplifier Specifications

Series

S Series

Amplifier Class

Number of Channels

1 - Mono

Total RMS Power Output

1200 watts

Maximum Input Gauge Size

4 AWG

Minimum Impedance Unbridged

1 ohm

Minimum Impedance Bridged

Not Bridgeable

Frequency Response

10 - 400 Hz

THD at Rated RMS Power

Speaker Level Inputs

Optional (Requires Accessory Adapter)

Preamp Outputs

1 pair

Built-in Crossover

Low-Pass (LP)

Low-Pass Crossover Frequency

50 - 400 Hz

Signal-to-Noise Ratio

>85 dB

Bass Boost

0 - 12 dB

Remote bass/level controller

Optional (Accessory required and sold separately)

Fuse Rating

25A x 4

Total Fuse Rating

100

Strappable

Amp Bluetooth Connectivity

Hi-Res Certified

Low-Level Input Sensitivity

0.2 - 4 volts

High-Level Input Sensitivity

0.5 - 10 volts

What is in the box?

Paperwork

User manual
Warranty/Registration card
Power certification

WITB: Amplifiers

Amplifier
Mounting screws (4)
Allen wrench

Warranty and Return Policy

Parts Warranty Duration

1 year

Labor Warranty Duration

1 year

Warranty Provider

Manufacturer

Customer Ratings & Reviews

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Overall rating distribution

5 star		0%
4 star		100%
3 star		0%
2 star		0%
1 star		0%

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By feature average rating

Durability		4
Value		4
Features		4
Design		4
Usability		4

Customer Reviews

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Great product

I got it on sale. That was a plus. Alpine always makes great products and i cannot complain about this 1200 watt amp. I have 2 type R’s 12” subs with this amp and alpine single din and type R 6x9 and all sounds amazing recommend to anyone!

By Ignacio on April 13, 2024 Checkmark Icon

Verified purchase

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Alpine S2-A120M

$489.95

Description

High-Powered Class D Amplification

Massive Power Output

Compact Yet Powerful Design

Advanced Audio Controls

Seamless System Compatibility

Product Details:

Specifications & Details

Item Details

Customer Ratings & Reviews

Customer Reviews

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