Alpine S2-A36F 4-Channel Hi-Res Class D Car Amplifier – 180W Bridged Power

Alpine S2-A36F 4-Channel Hi-Res Class D Amplifier

The Alpine S2-A36F is a compact, high-performance 4-channel amplifier designed to deliver clear, detailed sound across your entire car audio system. Hi-Res Audio Certified with a frequency response up to 40kHz, it reproduces every nuance of your music with exceptional accuracy. Alpine’s efficient Class D amplifier circuit ensures powerful output while minimizing heat and maximizing reliability.

Key Features

• Hi-Res Audio Certified (Up to 40kHz)
• 4-Channel Amplifier for speakers and subwoofers
• Alpine Class D Amplifier Circuit for efficient, high-quality sound
• Two-Sided Terminal Layout for simplified installation
• Built-in Selectable & Adjustable Crossovers
• Variable Mid-Bass EQ Circuit for enhanced upper bass impact
• Optional Remote Bass Knob Compatible (RUX-KNOB.2 or RUX-H01, sold separately)

Power & Performance

• 60W RMS x 4 @ 4Ω
• 90W RMS x 4 @ 2Ω
• Bridged: 180W RMS x 2 @ 4Ω
• Signal-to-Noise Ratio: >83dB
• Frequency Response: 20Hz – 40kHz
• Damping Factor: >100
• Power Rating: 14.4V, ≤ 0.1% THD + N

Compact & Installation-Friendly Design

• Dimensions: 8.7” W x 2.25” H x 8.25” D
• Weight: 4 lbs, 13 oz
• Two-sided terminal layout for easy wire management

What’s in the Box

• (1) S2-A36F 4-Channel Amplifier
• (2) Connection end covers with 4 attachment screws
• (4) Self-tapping screws
• (1) Hexagon wrench
• Owner’s Manual
• “Birth Sheet” certifying measured amplifier power
• Alpine Registration Card
• Alpine Limited Warranty Sheet

Whether upgrading your factory audio or building a custom system, the Alpine S2-A36F delivers precise, Hi-Res sound, flexible tuning options, and efficient Class D performance in a compact, easy-to-install package.