Nemesis Audio NA-K500X4D 500W x 4 Class D 4-Channel Car Amplifier Made in Korea Team Series

The Nemesis Audio NA-K500X4D is a 4-channel Class D car amplifier from the Korea-made Team Series, designed for enthusiasts who want high power with precise channel control and flexible wiring options. It delivers substantial multi-channel headroom and clean, tunable output for a premium in-car system.

• 4-Ohm RMS Power: 500W x 4
• 2-Ohm RMS Power: 700W x 4
• 4-Ohm RMS Bridged Power: 1400W x 2
• Frequency Response: 10Hz-25KHz
• Signal to Noise Ratio: < 95dB
• Damping Factor: < 100dB
• Efficiency (4-Ohm, 100Hz): 77%
• Input Sensitivity: 0.2V–6V
• Subsonic Filter: 10Hz-500Hz
• Low Pass Filter (x10): 50Hz-500Hz
• LPT Multiply: x10 (500Hz-5KHz)
• High Pass Filter (x10): 20Hz-500Hz
• HPF Multiply: x10 (200Hz-5KHz)
• Audiophile Grade Tiffany RCA Input & Output
• 0 Gauge Power & Ground Input
• Working Voltage: 10V-16V
• Tested Voltage & THD: 14.4V & Less than 1%
• Remote Gain Control with Clipping Indicator
• 4 Way Protection Circuits: Thermal, High & Low Voltage, Short & Dc
• Dimensions (LxWxH): 380x220x68mm
• Made in Korea
• Series: Team Series

Benefits: The NA-K500X4D supports a full 4-channel setup at 4 ohms with strong headroom, and can be bridged for a dedicated 2-channel, 1400W sub-setup. Its broad frequency response and selectable subsonic and multi‑stage crossovers enable precise tuning for front/rear channels or a subwoofer, while the Tiffany RCA path and 0 AWG power input contribute to clean, low-noise signal and solid current delivery. Remote gain with a clipping indicator helps protect your speakers during aggressive listening, and the 4‑way protection circuitry guards the amp and your drivers from common car electrical issues. With automotive-ready voltage tolerance (10–16V) and THD under 1% at 14.4V, this amplifier is designed for high‑fidelity, high‑power installations in premium builds.