Model: 010-03115-00
from $679.99
The JL Audio 4-Channel Class D Full-Range Car/Marine Amplifier is a compact and powerful solution for enhancing your audio experience on the road or water. This black, 4-channel Class D amplifier delivers a frequency response of 12 Hz - 22 kHz (+0, -1dB) and boasts a signal-to-noise ratio greater than 104 dB, ensuring clear and dynamic sound reproduction. With a slim profile (2.05" H x 8.52" W x 7.09" D) and a unit weight of 6.3 lbs, it's designed for versatile installation in both automotive and marine environments.
Match your amplifier's power output (Watts RMS) to your speakers' sensitivity and impedance (Ohms). Do not obsess over astronomical peak wattage claims; RMS is the true measure of sustained power. Available from $679.99.
Amplifiers have practically zero ongoing costs aside from electricity, which is highly variable based on usage volume and class type (Class A uses more power than Class D). Good amplifiers can last decades with proper care. Consumables are virtually non-existent unless using tube amps.
Common Failure Modes
Solid-state amplifiers are extremely reliable. Failures usually stem from blown capacitors, overheated output transistors, or physical wear on volume potentiometers. Proper ventilation prevents 90% of heat-related failures.
Match your amplifier's power output (Watts RMS) to your speakers' sensitivity and impedance (Ohms). Do not obsess over astronomical peak wattage claims; RMS is the true measure of sustained power. Class D amplifiers run cool and are compact, while Class A/B offer traditional warm sound at the expense of heat and size.
Solid-state amplifiers can last 20+ years. Capacitors may eventually dry out and need replacement.
The JL Audio 4-Channel Class D Full-Range Car/Marine Amplifier is available at abt, starting at $679.99.
Amplifiers have practically zero ongoing costs aside from electricity, which is highly variable based on usage volume and class type (Class A uses more power than Class D). Good amplifiers can last decades with proper care. Consumables are virtually non-existent unless using tube amps.
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