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Alpine S2-A55V S-Series Amplifier 5-Channel Class D 60Wx4 RMS Power 2-4 Ohms

The Alpine S2-A55V 5-Channel Amplifier from the S-Series is designed to deliver high-efficiency power and superior sound quality in a compact chassis. With the flexibility to power an entire system—including speakers and a subwoofer—this Class D amplifier is ideal for users seeking a complete audio upgrade with clean, dynamic performance.

5-Channel Versatility: Powers four speakers and one subwoofer simultaneously for a balanced, full-range system.
High-Efficiency Class D Design: Produces more power with less heat, ensuring reliable and consistent output.
Selectable / Adjustable Crossovers: Enables precise tuning for optimal frequency separation and clarity.
Remote Bass Knob Ready: Allows on-the-fly bass level adjustments directly from the driver’s seat.
Two-Sided Terminal Layout: Simplifies installation and improves cable management for a cleaner setup.
Compact and Durable Construction: Engineered for long-lasting performance and efficient space utilization.

Brand: Alpine
Model: S2-A55V
MPN: Alpine S2-A55V
Type: Amplifier
Class Type: Class D
Number of Channels: 5 Channel
RMS Power: 60W x 4 + 300W @ 2 Ohms / 40W x 4 + 200W @ 4 Ohms
Frequency Response: 10Hz - 40kHz
Impedance: 4 Ohm, 2 Ohm
Signal to Noise Ratio: >83 dB
Color: Black

The Alpine S2-A55V is the ultimate solution for audiophiles seeking all-in-one amplification. With its efficient Class D topology, advanced tuning controls, and flexibility to drive both speakers and subwoofers, it delivers unmatched balance, clarity, and control for your in-car sound system.

About Alpine

Alpine is a trusted leader in high-performance car audio solutions, combining innovation, precision engineering, and superior sound design. The S-Series lineup exemplifies Alpine’s commitment to reliability, clean output, and seamless integration for modern vehicles.

SHIPPING INFORMATION AND DELIVERY TIMES

Domestic orders are usually shipped via UPS, FedEx or USPS from multiple USA locations. International orders are shipped via USPS from Waterford, WI USA.
We ship Worldwide and have experience doing so since 2001. All packages are fully insured.
International customers: First Class Mail International shipping does not always have tracking available. If you want tracking, you will need to upgrade to Priority Mail International (5-17 day average range) or Priority Mail Express International (3-14 day average range.) At times, items can get delayed by customs. Thank you for your patience.
Handling time stated is for domestic orders. Some international orders may take up to 10 days before shipping if they need to be transferred to our international shipping hub in Waterford, WI. Please email us for an exact international handling time.
Postal delays are often expected to: All of Africa, South America, Azerbaijan, Belgium, Bulgaria, Cyprus, Hungary, Iceland, Israel, Italy, Kazakhstan, Mauritius, Portugal, Reunion, Russia, Spain, Turkey, & U.A.E. Delivery times to these countries in some cases may take up to 60 days. This is due to your country's strict customs regulations and is out of our control.
No local pick-ups are available.

WARRANTY INFORMATION

All new items include the manufacturers warranty unless otherwise stated in the item description.

PAYMENT INFORMATION

We also accept most major credit cards. You may email us for a credit card invoice to pay from after purchase.

INTERNATIONAL BUYERS

Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.