DD Audio RL-SA500.1 | 500W RMS Compact Monoblock Class D Subwoofer Amplifier

Product Overview

TheDD Audio RL-SA500.1 is a compact powerhouse from the Redline SA Series, designed to deliver “Full Size” features in an ultra-compact chassis. Engineered with the latest Class D Topology, this monoblock amplifier provides the high-efficiency power needed to drive dedicated subwoofers without overwhelming your vehicle’s electrical system or cabin space.

Despite its small footprint, the SA500.1 is 1-Ohm stable, allowing it to push a continuous 500 Watts RMS. It features pro-grade hardware like heavy-duty aluminum heatsinks and set-screw terminals for secure, high-current connections.With built-in high-level inputs, it integrates seamlessly into factory systems, making it an ideal choice for stealthy, high-performance upgrades.

Key Features:

• Ultra-Compact Design: Measuring just 7″ x 3.8″, it fits easily under seats or behind panels in cars, trucks, and even motorcycles.

• Versatile Integration: Equipped with High-Level Inputs, allowing you to connect directly to factory head units without a line output converter.

• Precision Tuning: Features a variable 12dB/oct crossover with Subsonic and Low Pass filters to protect your subwoofers and refine your bass.

• On-the-Fly Control: Includes a Remote Bass Knob for convenient subwoofer level adjustment from the driver’s seat.

• Robust Protection: 5-way protection circuitry against thermal issues, overloads, and short circuits ensures long-term durability.

Technical Specifications:

• Type: Monoblock Class D Subwoofer Amplifier

• RMS Power (1-Ohm): 1 x 500W

• RMS Power (2-Ohm): 1 x 390W

• RMS Power (4-Ohm): 1 x 250W

• Dynamic Power: 1000 Watts

• Frequency Response: 10Hz 250Hz

• Signal-to-Noise Ratio: >85dB

• Subsonic Filter: 10Hz 50Hz

• Low Pass Filter: 30Hz 250Hz

• Dimensions: 180mm x 96mm x 43mm (7.0″ x 3.8″ x 1.69″)

Frequently Asked Questions (FAQ)

Q: Can the DD Audio RL-SA500.1 be connected to a stock factory stereo?

A: Yes! The RL-SA500.1 includes High-Level speaker inputs ($1.1ext{V}20ext{V}$ tolerance), allowing you to tap into your car’s factory speaker wires directly without needing an external Line Output Converter.

Q: What wiring power kit should I use with this amplifier?

A: The amplifier features 4 AWG set-screw power and ground terminals. We recommend installing a high-quality 4 AWG Oxygen-Free Copper (OFC) power wiring kit with an appropriate inline fuse.

Q: Is a remote bass level control included in the box?

A: Yes! A wired remote bass control knob is included, allowing you to easily adjust your subwoofer volume from the front dashboard or center console while driving.