Expert Service 1-661-257-9993 [Hours]

Crunch PDX-1000.4 - Exclusive Sonic Electronix Series!

In Stock. Only 1 Left!

Thanks , You Pay:


with warranty

Order within 25 hrs 52 mins to ship 1/23

Arrives by Wednesday, Jan. 25 to zip 20147

60-Day Money-Back

Hassle Free Returns

Low Price Guarantee

Seen it for less? Click here

365-Day Coverage

Warranty assistance for a year

Get FAST answers from customers ASK a Question See questions answers

General Features:

  • PDX Series 4-Channel Class A/B Car Amplifier
  • MAX Power Rating (14.4V):
    • 4 ohms: 125 watts x 4 chan.
    • 2 ohms: 250 watts x 4 chan.
    • Bridged, 4 ohms: 500 watts x 2 chan.
  • RMS Power Rating:
    • 4 ohms: 75 watts x 4 chan.
    • 2 ohms: 125 watts x 4 chan.
    • Bridged, 4 ohms: 250 watts x 2 chan.
  • SEPP (Single Ended Push-Pull) output technology
  • Pulse Width Modulated power supply
  • LED power (green) and protect (red) indicators
  • Slow un-mute soft start turn-on
  • 4, 3 or 2 channel operation
  • Speaker-level inputs
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-Way System Protection circuitry (thermal, overload, and speaker short protection)
  • Heavy duty aluminum alloy heatsink for extreme heat dissipation
  • Nickel-plated RCA level inputs
  • Nickel-plated screw terminals
  • Input sensitivity: 200mV-6V
  • Variable high-pass filter 120 - 3,000 Hz, 12 dB/octave
  • Variable low-pass filter 50 - 250 Hz, 12 dB/octave
  • Variable Bass Boost: 0 - +12 dB bass boost at 45 Hz
  • Damping factor: >180
  • Signal-to-nose ratio: >98dB
  • Frequency response: 20 - 20,000 Hz
  • Fuse rating: 30A x 2
  • Dimensions: 10-1/4"L x 9-7/8"W x 2-1/16"H
  • 4 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • Authorized Internet Dealer
  • 90 Day Manufacturer's Warranty


Second Depth
The second depth is used only when the box is slanted or angled. This value is the top measurement and it is measured in inches.
The front-to-rear depth of the item, in inches. If the item is angled or slanted, this value is the bottom measurement.
The height of the item, measured from top to bottom, in inches.
The width of the item from left to right (side-to-side) measured in inches.
Color of handle.

Warranty and Return Policy

Parts Warranty Duration
90 days
Labor Warranty Duration
90 days
Warranty Provider

Summary of Customer Ratings & Reviews

Rating Distribution

5 Star
4 Star
3 Star
2 Star
1 Star

Average Attribution Rating

Browse 2 questions and 12 answers
Hide answersShow all answers | Sort by
Why did you choose this?
Sonic Electronix Store
i have one now and it lasted 9 years time for a another one
Lionel S on Jan 18, 2017
Price. This is going to push the front stage in a build I'm working on so even if it doesn't deliver on the speced numbers it should work well.
Arthur on Dec 4, 2016
I chose this amp because of its specs, its just enough for my components.
ceon D on Dec 12, 2016
Richard C on Nov 25, 2016
can this amp be used as a 3 channel amp?
Dale G on Jul 4, 2016
Best Answer: Yes, you can bridge 2 channels and use it as one.
Reply · Report · Francisco P on Jul 7, 2016
· Add Answer · I Have This Question Too (1)

Product Summary


Model Number






Internal SKU


Internal Product ID


Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: Crunch PDX-1000.4 - Exclusive Sonic Electronix Series!