JBL Club A600 600W Mono Class-D Subwoofer Amplifier

The JBL Club A600 600W Mono Class-D Subwoofer Amplifier delivers 350W RMS at 4 ohms and 600W RMS at 2 ohms — 1,200W peak — in an ultra-compact 22cm x 5.1cm x 18cm chassis. Class-D efficiency, variable low-pass crossover, variable bass boost, phase switch, speaker-level inputs, and a 5-meter wired remote bass control — everything you need to drive a subwoofer cleanly, in a package that fits virtually anywhere.

The Club A600 runs in Class-D for maximum thermal efficiency — less heat, smaller chassis, lower current draw, and reliable long-term operation in under-seat or behind-panel installs. Power output is 350W RMS at 4 ohms and 600W RMS at 2 ohms, covering most 10"–12" subwoofers rated in that range. The variable low-pass filter (32–320Hz, 12dB/octave) handles subwoofer integration and speaker protection. The variable bass boost (0–12dB at 45Hz) adds low-end punch without a separate processor. The 0°/180° phase switch aligns your subwoofer's phase with your main speakers for maximum bass output and impact. Both preamp (RCA) and speaker-level inputs are supported for seamless integration with factory head units or aftermarket sources. The included 5-meter wired remote bass control keeps subwoofer level adjustment at your fingertips from the driver's seat. Full on-board protection covers short circuit, overvoltage, undervoltage, overcurrent, and overtemperature. Recommended wiring is 8-gauge power and ground; fuse rating is 30A x2 (60A total).

The Club A600 sits between the Stage GT 50011 (500W at 2Ω) and the Club A1000 (1,000W at 2Ω) in the JBL amplifier lineup — the ideal choice for subwoofers rated 300–600W RMS. Pair with the JBL Club 122 (400W RMS) or Club 102 (350W RMS) for a perfectly matched Club Series system. The compact chassis makes it a top pick for under-seat installs, hatchbacks, and space-constrained builds.

Why Choose the JBL Club A600?

• 600W RMS at 2 Ohms: Serious subwoofer power in an ultra-compact chassis — drives most 10"–12" subwoofers to their rated RMS.
• Class-D Efficiency: Maximum power output with minimum heat generation — compact chassis, lower current draw, reliable long-term operation.
• Variable Low-Pass Filter (32–320Hz, 12dB/oct): Full subwoofer integration control — set your crossover point precisely without a separate processor.
• Variable Bass Boost (0–12dB @ 45Hz): Dial in sub punch without a separate EQ — tunable from flat to +12dB.
• 0°/180° Phase Switch: Align your subwoofer's phase with your main speakers for maximum bass output and impact.
• Speaker-Level Inputs: Connects directly to factory head unit speaker outputs — no line output converter required.
• 5-Meter Wired Remote Bass Control: Keep subwoofer level adjustment at your fingertips from the driver's seat — included in the box.
• Ultra-Compact Chassis (22cm x 5.1cm x 18cm): Fits under seats, behind panels, and in the tightest trunk locations without sacrificing power.

Wiring & System Recommendations

Use 8-gauge power and ground wire — fuse within 18 inches of the battery at 60A total (30A x2). For maximum output, wire a DVC subwoofer to 2 ohms and run the amp at 600W RMS. Set the low-pass crossover at 80Hz and start the bass boost at 0dB — increase only if needed to avoid clipping. The Club A600 pairs naturally with the JBL Club 122 (400W RMS) or Club 102 (350W RMS) for a matched Club Series system. Use 8 AWG or heavier speaker wire from amp to subwoofer. For a complete system, pair with the JBL Club A5055 for the speaker channels and run the Club A600 dedicated to the subwoofer.

Full Specifications

Frequently Asked Questions

Q: What subwoofer pairs best with the Club A600?
A: The JBL Club 122 (400W RMS) and Club 102 (350W RMS) are natural matches. Wire a DVC sub to 2 ohms to take full advantage of the 600W RMS output. Contact us at Trinity Car Audio for a specific recommendation based on your system goals.

Q: Can I use the Club A600 with my factory head unit?
A: Yes — the speaker-level inputs connect directly to your factory head unit's speaker outputs without a line output converter. This makes it one of the easiest mono amplifiers to integrate into an OEM system.

Q: How does the Club A600 compare to the Club A1000 and Stage GT 50011?
A: The Stage GT 50011 puts out 500W RMS at 2 ohms with a parametric bass EQ and variable phase control. The Club A600 puts out 600W RMS at 2 ohms in a more compact chassis with a simpler control set. The Club A1000 steps up to 1,000W RMS at 2 ohms for higher-powered subwoofers. Choose the Club A600 for the best balance of power and compactness in the Club Series lineup.

Q: What gauge power wire do I need for the Club A600?
A: Use 8-gauge power and ground wire for runs up to 12 feet. Fuse within 18 inches of the battery at 60A total (30A x2 fuses).