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JL AUDIO 98406, MX300/1, Monoblock Class D Full-Range Amplifier, 160 Watts x 4 @ 4 ohm / 300 Watts x 1 @ 2 ohm – 14.4V

SKU JLAMX300/1 Categories ,


Engineered specifically for powersports applications, the MX300/1 monoblock amplifier employs our high speed NexD™ switching design to pack a serious audio punch, without straining charging systems. Its tiny, cast aluminum chassis is highly resistant to corrosion, with an IPX7 water-resistance rating, making it perfect for motorcycles, ATV or other utility vehicles. With a robust 300 W of clean power into a 2 Ohm load (14.4 V, 1% THD), use one to drive a subwoofer or grab a pair to deliver stunning output to a subwoofer system. The MX300/1 also features an adjustable low pass crossover, a bass boost EQ, variable infrasonic filter and output polarity switch. Its dual range input section accepts a wide range of input voltage levels, from line level all the way to high power speaker level signals. With the addition of an M-RBC-1 remote level control (sold separately), subwoofer output can be directly controlled from the driver seat. This amplifier features a black powder coated finish, a gasketed cover for the controls and stainless steel hardware for durability.

Additional information
Weight 14 lbs
Item Name

Wide-Range Amplifier









300 W


8.66 in W x 3.09 in D x 1.77 in H

Load Impedance

2 to 4 Ohm

Signal to Noise Ratio

>85 dB Below Rated Power (A-Weighted, 20 Hz to 20 kHz Noise Bandwidth)

Total Harmonic Distortion

<1% at 2 Ohm/Channel

Voltage Rating

250 mV to 4 V RMS (Low) to 750 mV to 15 V RMS (High)

Frequency Response

20 Hz to 12 kHz (+0, -1 dB)

Fuse Rating

30 A

Amplifier Class

Class D


8 AWG Wire


Black Powder Coated

Damping Factor

>75/50 Hz at 2 Ohm, >150/50 Hz at 4 Ohm


3.18 lb

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