Garage
Shop

See all parts that fit your 2001 SW2

Crunch PZX1800.4- OPEN BOX

1800W 4-Channel Powerzone Series Class D Car Amplifier

Crunch
Shop all Crunch
Product videos
highlight-star-icon

• RMS Power: 225W x 4 @ 4 ohm, 450W x 4 @ 2 ohm, 900W x 2 @ 4 ohm Bridged
• Total Peak Power: 1800W
• Rugged MOSFET Pulse Width Modulation Power Supply

Learn more about the LS-pzx18004-OB

We apologize

This item has been discontinued

Product Highlights


• RMS Power: 225W x 4 @ 4 ohm, 450W x 4 @ 2 ohm, 900W x 2 @ 4 ohm Bridged
• Total Peak Power: 1800W
• Rugged MOSFET Pulse Width Modulation Power Supply

Description


Crunch brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

General Features:

  • 2-Channel Powerzone Series Class AB Car Amplifier
  • Product is Open Box
    • Beauty Box Damaged
  • RMS Power Rating:
    • 4 ohm: 225 watts x 4 chan.
    • 2 ohm: 450 watts x 4 chan.
    • 4 ohm Bridged: 900 watts x 2 chan.
  • Max power output: 1800 watts
  • Rugged MOSFET Pulse Width Modulation power supply
  • Amp protection with system diagnostics LEDs
  • Variable Bass Boost (0 to +9 dB bass boost at 50 Hz)
  • 4/2 or Mono channel operation
  • Speaker-level (high-level) inputs with signal sensing for automatic turn-on
  • Daisy chain line outputs
  • Oversized speaker terminals
  • Variable high-pass filter (60-1,200 Hz, 24 dB/octave)
  • Variable low-pass filter (30-250 Hz, 24 dB/octave)
  • 0/1 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
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
225 watts x 4 channel
RMS Power @ 2 ohms
450 watts x 4 channel
Bridged RMS Power
900 watts x 2 channel
Amplifier Specifications
Series
PowerZone Series
Amplifier Class
D
Number of Channels
4-Channel
Total Peak Power Output
1800 watts
Maximum Input Gauge Size
1/0 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
Speaker Level Inputs
Yes
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
60 - 1200 Hz
Low-Pass Crossover Frequency
30 - 250 Hz
Bass Boost
0 - 9 dB
Remote bass/level controller
No
Fuse Rating
30A x 1 
Strappable
No
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

PZX1800.4-2

Weight:

9.00lbs

Internal SKU:

LS-pzx18004-OB

Internal Product ID:

95183

Product and How-to Videos


Customer Ratings & Reviews


Crunch PZX1800.4- OPEN BOX 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


CO154S small

Orion Cobalt CO154S

15" Single 4 ohm Cobalt Series Car Subwoofer

(8)

$89.99

List price $129.99

CK 5III_CTM small

Massive Audio CK 5III + Sound Dampening

5-1/4" 2-Way CK Stage III Series Convertible Component Speaker System (w/ Cache CTM Sound Dampening)

(11)

$124.55

List price $389.94

SV-9152.BT small

Crimestopper SV-9152.BT

Replacement Rearview Mirror with Built-in Bluetooth and 4.3" LCD Screen

$69.99

List price $449.95

KFC-1061S small

Kenwood KFC-1061S

4" 3-way Speakers

$29.99

List price $59.99

KFC-1062S small

Kenwood KFC-1062S

4" 3-way Car Speakers

(6)

$34.99

List price $59.99

SK 5 II_2-CSM small

Massive Audio SK 5 II w/ Sound Dampening

5-1/4" 2-Way Slim Series Stage II Component Speaker Set (Includes 2 Cache CSM Sound Dampening Packs)

(6)

$56.95

List price $209.93

12W3v2-D4 small

JL Audio 12W3v2-D4

12" W3v2 Dual 4 ohms Subwoofer 12W3v2D4

(12)

$139.99

List price $249.99

Q460 Green small

AKG Q460 Quincy Jones Series - Green

Special Edition Quincy Jones Signature Line On-Ear Headphones with In-Line Mic and Remote Control

(1)

$59.99

List price $229.00

AVIC-Z140BH small

Pioneer AVIC-Z140BH

In-Dash Double DIN 7" DVD/CD/MP3 Car Stereo Receiver w/ USB, GPS Navigation, Bluetooth, & HD Radio

(3)

$699.99

List price $1500.00

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2001 Saturn SW2

2007 Lotus Exige

2001 BMW 525i

2000 Jaguar XK8

2003 Audi TT Quattro

2012 Land Rover Range Rover

1968 Ford Mustang

2013 BMW 750i

2013 Subaru Forester

1995 GMC Sonoma

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
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.