Garage
Shop

Planet Audio PX4.1600

400W Axis Series Class AB 4-Channel Car Amplifier

Planet Audio
Shop all Planet Audio
Product videos
highlight-star-icon

• 100 x 4-Chan. @ 4 ohm
• 2-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Black Anodized Heatsink

Learn more about the px41600

We apologize

This item has been discontinued

Product Highlights


• 100 x 4-Chan. @ 4 ohm
• 2-Way System Protection
• 4/3/2/1 Channel Operation
• 8 Gauge Power and Ground Inputs
• Black Anodized Heatsink

Description


Planet Audio brand icon

Authorized dealer

General Features:

  • Axis Series 4-Channel Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 100 watts x 4 chan.
  • MAX Power Rating:
    • 2 ohm: 400 watts x 4 chan.
    • Bridged, 4 ohm: 800 watts x 2 chan.
  • Max power output: 800 watts x 2 chan.
  • Pulse Width Modulated MOSFET power supply
  • Wired remote bass level control included
  • LED power (green) and protect (red) indicators
  • Variable Bass Boost (0 to +18 dB bass boost)
  • Soft start turn-on
  • 4/3/2 or Mono channel operation
  • Speaker-level (high-level) inputs with signal sensing for automatic turn-on
  • Preamp RCA outputs to daisy chain multiple amps
  • 2-way protection circuitry (thermal, and speaker short protection)
  • Black anodized heat sink
  • Nickel-plated RCA level inputs
  • Nickel-plated screw terminals
  • Variable high-pass filter (50-500 Hz, 12 dB/octave)
  • Variable low-pass filter (50-150 Hz, 12 dB/octave)
  • Frequency response: 10-10000 Hz
  • Damping factor: 125
  • 8 gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier.
  • Dimensions: 10-5/8"W x 13-7/8"D x 2-7/16"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Best selling similar products

VADM4v2 small

NVX VADM4 v2 (VADM4v2)

• 80 watts x 4 channel @ 4 ohm
• 125 watts x 4 channel @ 2 ohm
• Bridged: 250 watts x 2 channel @ 4 ohm
• Total RMS Power: 500 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(41)

$209.99

List price $239.99

NDA6004 small

NVX NDA6004

• 100 watts x 4 channel @ 4 ohm
• 160 watts x 4 channel @ 2 ohm
• Bridged: 320 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(14)

$159.99

List price $215.99

MFA 4.220 small

Deaf Bonce MFA 4.220

• 220 watts x 4 channel @ 4 ohm
• 330 watts x 4 channel @ 2 ohm
• Bridged: 660 watts x 2 channel @ 4 ohm
• Total RMS Power: 1320 watts
• Class D 2 ohm Stable 4-Channel Amplifier

$289.90

List price $289.90

RD400/4 small

JL Audio RD400/4

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(28)

$379.99

List price $379.99

MFA 4.180 small

Deaf Bonce MFA 4.180

• 180 watts x 4 channel @ 4 ohm
• 270 watts x 4 channel @ 2 ohm
• Bridged: 540 watts x 2 channel @ 4 ohm
• Total RMS Power: 1080 watts
• Class D 2 ohm Stable 4-Channel Amplifier

$259.90

List price $259.90

JD400/4 small

JL Audio JD400/4

• 75 watts x 4 channel @ 4 ohm
• 100 watts x 4 channel @ 2 ohm
• Bridged: 200 watts x 2 channel @ 4 ohm
• Total RMS Power: 400 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(34)

$299.99

List price $299.99

VAD10004v2 small

NVX VAD10004 v2 (VAD10004v2)

• 150 watts x 4 channel @ 4 ohm
• 250 watts x 4 channel @ 2 ohm
• Bridged: 500 watts x 2 channel @ 4 ohm
• Total RMS Power: 1000 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(24)

$279.99

List price $335.99

MVPA4 small

NVX MVPA4

• 100 watts x 4 channel @ 4 ohm
• 150 watts x 4 channel @ 2 ohm
• Bridged: 300 watts x 2 channel @ 4 ohm
• Total RMS Power: 600 watts
• Class D 2 ohm Stable 4-Channel Amplifier

(70)

$279.99

List price $383.99

AP200/4BT small

JL Audio AP200/4BT

• 40 watts x 4 channel @ 4 ohm
• 50 watts x 4 channel @ 2 ohm
• Bridged: 100 watts x 4 channel @ 4 ohm
• Total RMS Power: 200 watts
• Class D 2 ohm Stable 4-Channel Amplifier

$549.99

List price $659.99

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
100 watts x 4 channel
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
4-Channel
Total Peak Power Output
1600 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
0.01%
Speaker Level Inputs
Yes
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
50 - 500 Hz
Low-Pass Crossover Frequency
50 - 150 Hz
Signal-to-Noise Ratio
105 dB
Channel Separation
90 dB
Bass Boost
0 - 18 dB
Remote bass/level controller
Yes
Fuse Rating
30A x 2 
Strappable
No
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

PX4.1600

Weight:

9.60lbs

Internal SKU:

px41600

Internal Product ID:

65725

Product and How-to Videos


Customer Ratings & Reviews


Planet Audio PX4.1600 thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found


GTO8627 small

JBL GTO8627

Grand Touring Series 5" x 7" / 6" x 8" 2-way Speakers GTO 8627

(1)

$59.99

List price $119.99

DD415B small

SoundStorm DD415B

In-Dash Double DIN 4.5" DVD/MP3/CD Touchscreen LCD Car Stereo Receiver w/ Built-In Bluetooth

(5)

$149.99

List price $402.00

XTR402 small

Orion XTR402

80W Max, 4" XTR Series 2-Way Coaxial Car Speakers with Tweeter Level Control

$54.95

List price $99.99

SD-762 small

SPL SD-762

Double-Din Car Stereo DVD Player w/ 7" LCD Touchscreen, Auxiliary Input & SD Card Reader

(2)

$169.95

List price $289.95

Related Searches


Save up to 10 different vehicles in your garage

Add vehicle
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.