Jx400/4D

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We’ve spent hundreds of hours researching and comparing Jx400/4D of all specifications to find the best one for any need (or budget). Here are the results.

The Best Jx400/4D of 2020 – Top Rated & Reviewed

2,740 Reviews Scanned

Rank No. #1
JL Audio JX400/4D 4-channel car amplifier — 70 watts RMS x 4
  • RMS Power Rating (14.4V): 4 ohms: 70 watts x 4 chan. | 2 ohms: 100 watts x 4 chan. | Bridged, 4 ohms: 200 watts x 2 chan.
  • RMS Power Rating (12.5V): 4 ohms: 50 watts x 4 chan. | 2 ohms: 80 watts x 4 chan. | Bridged, 4 ohms: 160 watts x 2 chan.
  • Input sensitivity: Low level input: 200mV - 4V | High level input: 2.0mV - 10.0V
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Fuse Rating: 40A x 1 inline (not supplied) | Dimensions: 7.68"W x 9.05"L x 2.09"H
Rank No. #2
JL Audio RD400/4 NexD 4 Channel Class D Car Audio Amplifier
  • Power Handling:
  • RMS @ 14.4 V: 75 watts x 4 @ 4 Ohm | 100 watts x 4 @ 2 Ohm | Bridged 200 watts x 2 @ 4 Ohm
  • RMS @ 12.5 V: 60 watts x 4 @ 4 Ohm | 90 watts x 4 @ 2 Ohm | Bridged 180 watts x 2 @ 4 Ohm
  • Frequency Response: 12 Hz - 22 Hz
  • Dimensions: 2.13 in / 54 mmb H x 9.78 in / 248 mm W x 6.96 in / 177 mm D
Rank No. #3
JL Audio Class-D Monoblock RD500/1 1000W Peak RD Series 2-Ohm Stable Class-D Monoblock Subwoofer Amplifier
  • RD500/1 - JL Audio Monoblock 500W RMS Amplifier
  • 250 watts RMS x 1 at 4 ohms (500 watts RMS x 1 at 2 ohms)
  • Class D amplifier design with NextD switching amp technology
  • Differential-balanced inputs help eliminate noise
  • Dimensions: 9-13/16"W x 2-3/16"H x 7"D
Rank No. #4
RB XD400/4 JL AUDIO 4 CHANNEL AMP 400 W COMPONENT SPEAKERS TWEETERS AMPLIFIER
  • XD400/4: 4 Ch. Class D Full-Range Amplifier, 400 W
  • NexD Switching Technology: NexD amplifier technologies produce exceptional audio quality, unsurpassed total efficiency and high power from very compact amplifier designs.
  • Advanced Rollback Protection: JL Audio's exclusive Advanced Rollback Protection circuit monitors the amplifier's thermal condition and adjusts amplifier operation to eliminate annoying amplifier shut-down events.
  • - NexD 80% efficient new ultra fast class D switching power supply - Crossover: 12dB/octave Butterworth with continuously variable cut-off frequency selection from 50-500Hz - Configurable as Low-Pass or High-Pass, Defeatable - Rated Power 14.4V Stereo: 75W RMS x 4 @ 4 Ohms/100W RMS x 4 @ 2 Ohms - Rated Power 14.4V Bridged: 150W RMS x 2 @ 8 Ohms/200W RMS x 2 @ 4 Ohms - Rated Power 12.5V Stereo: 60W RMS x 4 @ 4 Ohms/90W RMS x 2 @ 4 Ohms - Rated Power 12.5V Bridged: 120W RMS x 2 @ 8 Ohms/180W RMS x 2 @ 4 Ohms - THD at Rated Power: <1% THD+Noise (20Hz - 20kHz) - S/N Ratio: >104dB referred to rated power (A-weighted, 20Hz-20kHz noise bandwidth) - S/N Ratio: >84dB referred to 1W (A-weighted, 20Hz-20kHz noise bandwidth) - Frequency Response: 12Hz - 22kHz (+0, -1dB) - Damping Factor: >150 @ 4 Ohms per ch./50Hz - Damping Factor: >75 @ 2 Ohms per ch./50Hz - Input Range: 100mV - 4V RMS - Dimensions: (L x W x H): 8.52in. x 7.09in. x 2.05in. 217mm x 180mm x 52mm - Black coated Aluminium heatsink with brushed Aluminium panel and final-piece badge - 4Ga. Power Terminals with Allen headed grub screw bare wire socket connection - Socket for optional HD-RLC remote level control knob
Rank No. #5
JL Audio XD600/6v2 6-Channel car Amplifier - 75 watts RMS x 6
  • Speaker output connections: Accept up to 8 AWG wire
  • Rated Power 14.4 V Stereo: 75W RMS x 6 @ 4 ohms | 100W RMS x 6 @ 2 ohms
  • THD at Rated Power: <1% THD, 20 Hz - 20 kHz
  • Frequency Response: 12 Hz - 22 kHz (+0, -1dB)
  • Dimensions (L x W x H): 10.23 in. x 7.09 in. x 2.05 in. | 260 mm x 180 mm x 52 mm
SaleRank No. #6
JL Audio RD1000/1 NexD Monoblock Class D Car Audio Amplifier
  • JL Audio RD-Series RD1000/1 | Class-D Monoblock Amplifier | RMS Power Rating: 4 ohms: 500 watts x 1 chan. | 2 ohms: 1000 watts x 1 chan. Total power output: 2000 watts | CEA-2006 Compliant Amplifier
  • Differential-Balanced Inputs | Speaker-level (high-level) inputs: JL Audio XD-CLRAIC2-SW Required, sold separately | NexD Technology delivers outstanding sound quality, efficiency and reliability | LED clipping indicators | Pulse Width Modulated MOSFET power supply
  • LED power (green) and protect (red) indicators | Soft start turn-on | Mono channel operation | Preamp RCA outputs to daisy chain multiple amps | 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Dual speaker terminals simplify the hookup of multiple speakers | Heavy duty aluminum alloy heat-sink for extreme heat dissipation | Total Harmonic Distortion (THD): <1% | Variable low-pass filter: 50 - 500 Hz, 12 dB/octave | Low-Pass Slope (dB/octave): 12 dB/octave
  • Variable Bass Boost: 0 to +12 dB bass boost at 45 Hz | Fuse Rating: 80 A x 1 | Dimensions: 7"W x 14-11/16"L x 2-3/16"H
Rank No. #7
JL Audio 300/4V2 Car Audio 4-Channel Amplifier 300 Watts
  • Class A/B Four-Channel Full-Range Amplifier
  • Absolute Symmetry Class A/B Circuit
  • Differential-Balanced Input Topology: 2 pair of inputs
  • On-board Crossover: Fully-variable (50 Hz - 5 kHz), selectable-slope / mode (12 or 24 dB / octave, LP or HP) for each pair of channels
  • Speaker output connections: Accept up to 8 AWG wire
Rank No. #8
JL Audio XD400/4v2 4-channel car amplifier — 75 watts RMS x 4
  • 4-channel car amplifier
  • 75 watts RMS x 4 at 4 ohms (100 watts RMS x 4 at 2 ohms)
  • 200 watts RMS x 2 bridged at 4 ohms (4-ohm stable bridged)
  • Class D amplifier design with NextD switching amp technology
  • 8-9/16"W x 2-1/16"H x 7-1/8"D
Rank No. #9
JL Audio HD600/4 Class D 600 Watt 4 Channel Full Dash Range Car Amplifier
  • Description: Class D Four-Channel Full-Range Amplifier
  • Patented Technology: Single Cycle Control
  • Differential-Balanced Input Topology: 2 pairs of inputs
  • On-board Crossover: State-variable, 12 dB/octave Butterworth or 24 dB/octave Linkwitz-Riley, Low-Pass or High-Pass for each pair of channels
  • Min Copper Power / Ground Wire Gauge: 4 AWG wire
Rank No. #10
JL Audio Full Range Class D 1000 Watt 5 Channel System Amplifier
  • Bridged, 4 ohms: 180 watts x 2 chan.
  • Subwoofer Channel RMS Power Rating (12.5V):
  • 4 ohms: 360 watts x 1 chan. 3 ohms: 480 watts x 1 chan. 2 ohms: 600 watts x 1 chan.

Top Rated Jx400/4D to Buy Now

 

Why You Should Buy Best Jx400/4D from Amazon

Amazon is not the only store that sell Jx400/4D. However, there are several compelling reasons why you should buy Jx400/4D from them, with the suitable Price and Reviews. Here are five:

(1) Amazon Makes Shopping Jx400/4D Personal

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In addition to still images, many of Amazon’s Jx400/4D have videos. This makes it easier for you to see exactly what you are purchasing. Amazon’s Jx400/4D descriptions are also quite good. In many cases, Amazon repeats the descriptions furnished by the manufacturer. In other cases, they write their own.

(5) The Amazon Site is Easy to Navigate

Navigating the Amazon site is easy. Even though the site is huge, you will not feel overwhelmed when searching for Jx400/4D. This is partly due to Amazon’s filtering process. You can search for items by brand, price or user rating. You can also search for specific features.

How to Choose the Best Jx400/4D (with Price and Reviews)

Although most Jx400/4D are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an Jx400/4D:

(1) Jx400/4D Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an Jx400/4D should be in line with its value. You can compare Jx400/4D reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular Jx400/4D is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

Jx400/4D materials differ from manufacturer to manufacturer. Consider where and how you will be using your Jx400/4D to determine if one material would be better than another.

(4) Size

Like most products, Jx400/4Ds come in various sizes. Do you need a large Jx400/4Dor a small one? Think about where you will use your Jx400/4D in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

Jx400/4Ds also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your Jx400/4D would have any effect on the efficiency of its operation.

(6) Durability

The durability of an Jx400/4D will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of Jx400/4D you purchase may affect its durability.

(7) Storage

Will you need to store your Jx400/4D? If so, you should consider the size and weight of the Jx400/4Dto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your Jx400/4D will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an Jx400/4D. It is hard to know exactly how an Jx400/4D will perform until you get it home and try it out.

(9) WaThe Best Jx400/4D of 2020 – Top Rated & Reviewedrranty

Make sure the Jx400/4D you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.