Klipsch RSA-500 Subwoofer Amplifier (Each)

The Klipsch RSA-500 is a dedicated amplifier engineered to power passive subwoofers with commanding authority. Delivering 300 watts continuous at 8 Ω or 500 watts at 4 Ω, it produces articulate, distortion-free bass across home audio and theater applications. The unit features a precision low-pass crossover for seamless integration with your main speakers, plus a dedicated EQ switch optimized for Klipsch subwoofer models. Dual input options—line-level and speaker-level—accommodate various system configurations, while intelligent auto on/off sensing eliminates manual switching. Its solid construction, aluminum front panel, and included rack ears reflect professional-grade build quality suitable for custom installations. The RSA-500 transforms passive subwoofers into a commanding low-frequency foundation for any serious audio system.

Power & Performance

• Rated Power Output:
  • 300 W @ 8 Ω (one passive subwoofer)
  • 500 W @ 4 Ω (two passive subwoofers)

• Amplifier Type: High-efficiency BASH (Bridged Amplifier Switching Hybrid) design (solid-state)

🎚️ Crossover & Controls

• Variable Low-Pass Crossover: Continuously adjustable range ~40 Hz to 120 Hz

• EQ Switch: Tailored settings for different Klipsch subwoofers

• Phase Switch: 0° / 180° selectable for integration with main speakers

🔌 Inputs & Outputs

• Line-Level Inputs: Left/Right RCA jacks

• Speaker-Level Inputs: Binding posts for high-level connections

• LFE Input: Single unfiltered RCA jack bypassing the crossover (for receivers with bass management)

• Line Outputs: RCA jacks for chaining to additional gear or a second amplifier

🔌 Power & Modes

• Auto On/Off: Selectable signal-sensing or voltage-triggered circuit

• Manual & Trigger Modes: Adjustable power control for convenience

📏 Physical

• Rack Ears Included: Yes (fits standard 19” rack)

• Finish: Black anodized aluminum

• Typical Frequency Response: ~20 Hz – 1 kHz ±3 dB (when used with appropriate subwoofer)