Why Shop Sonic Free Shipping Free Tech Support Easy Returns Low Price Guarantee Details

Kicker KX450.2

450 watts, 04KX450.2 KX-Series 2-Channel Amplifier

4.0

(1 review)

Read 1 review

Write a review

The product on this page is discontinued, but there is a newer model available:
Newer Model: Kicker ZX450.2 (11ZX450.2)
11zx4502 thumbnail
$299.95In Stock
  • New 2-Channel 2004 Model
  • 150 watts RMS x 2 at 4 ohms
  • 225 watts RMS x 2 at 2 ohms
  • 450 watts RMS x 1 in bridged mode
  • remote level control included with with 20' cable
  • stereo or bridged mono output
  • 4-ohm stable in bridged mode
  • Tri-Way capable
  • 3-way protection circuitry
  • speaker- and preamp-level inputs
  • bass boost (0-18 dB) centered at 40 Hz
  • variable high-/low-pass crossover (50-200 Hz, 12 dB per octave)
  • frequency response: 20Hz - 20kHz
  • preamp outputs
  • two 30-amp fuses
  • requires 4-gauge power and ground leads and a 70-amp ANL fuse — wiring and hardware not included with amplifier
  • Dimensions: 19-1/4"W (with endcaps) x 2-9/16"H x 9-15/16"D
  • Authorized Internet Dealer
  • 1-Year Manufacturer's warranty
Product History:
Kicker ZX450.2 (11ZX450.2) thumbnail
(newest, current model)
Kicker ZX450.2 (10ZX450.2) thumbnail
(previous model, replaced by Kicker ZX450.2 (11ZX450.2))
Kicker 08ZX450.2 thumbnail
(previous model, replaced by Kicker ZX450.2 (10ZX450.2))
Kicker ZX450.2 thumbnail
(previous model, replaced by Kicker 08ZX450.2)
Kicker KX450.2 thumbnail
(previous model, replaced by Kicker ZX450.2)

Sonic Electronix, Inc. can only ship Kicker products within the United States of America.

Power Specifications - Full Range Channels
RMS Power @ 4 ohms150 watts x 2 channels
RMS Power @ 2 ohms225 watts x 2 channels
RMS Power @ 1 ohmNot Stable
Bridged RMS Power450 watts
Peak Power Output900 watts approx.
Amplifier Specifications
Number of Channels2
Total RMS Power Output450 watts
Minimum Impedance Unbridged2 ohms
Minimum Impedance Bridged4 ohms
THD at Rated RMS Power1%
Speaker Level InputsYes
Preamp Outputs1 pair
Built-in CrossoverLow-pass (LP)
High-pass (HP)
High-Pass Crossover Frequency50 - 200 Hz
Low-Pass Crossover Frequency50 - 200 Hz
Subsonic FilterN/A
Signal-to-Noise Ratio95 dB
Channel SeparationN/A
Bass Boost0 - 18 dB
Bass/Gain RemoteN/A
Fan CooledYes
Fuse Rating30A x 2 
Warranty and Return Policy
Return Policy Standard Return Policy
Customer Review Summary for Kicker KX450.2
Average Customer Rating is 4.0 out of 5 stars:
4.0
based on 1 Reviews
Share your thoughts with others:
Rating Distribution:
5 star:
.
0%
4 star:
.
100%
3 star:
.
0%
2 star:
.
0%
1 star:
.
0%
what's this?
Average Attributes Rating:
Durability
5.0
Value
5.0
Features
4.0
Design
4.0
Usability
5.0
what's this?
Most Helpful Customer Reviews:
November 23, 2005 Great Product
Review by
Jason from Harrison, OH
Overall
Durability
Value
Features
Design
Usability
This is a great amp for the price. I used this amp with two 12 inch Comp VR subs and it hit hard. I recommend this amp for the sound quality and value.
Help other customers find the most helpful reviews
Was this review helpful to you?
Report Abuse | Write a Review
Share on Facebook Share on Twitter Share on Delicious Share on Buzz
Amplifier Wiring Kits
Get the wires you need to properly install and power your car amp.
 ProductPriceAdd?
Kicker ZCK4Kicker ZCK4
Complete 4 Gauge Amp Wiring Kit with RCA Interconnect Cables and Speaker Wire!
$89.99
Kicker PKD4Kicker PKD4
Dual Amplifier 4 Gauge Amp Installation Kit w/ Distribution Blocks
$99.99
Speaker Wire
Improve the sound quality by delivering more power when replacing your factory wiring. High quality speaker will maximize your amplifier investment and system performance.
 ProductPriceAdd?
Kicker XW1220 Speaker WireKicker XW1220 Speaker Wire
12 Gauge Wire - 20 ft. of Dual Twist Speaker Cable with Sleeves for a Clean Install
$24.99
StreetWires SCP1215BL - 12 AWG Speaker WireStreetWires SCP1215BL - 12 AWG Speaker Wire
12 Gauge Wire - 15 ft. of Speaker Cable with Twisted Construction
$19.99
RCA Interconnects
You will need a good set of RCA interconnect cables to connect your amplifier to your head unit. Using high quality cables ensure the best sound possible by reducing unwanted noise interference, providing tight contacts, and utilizing the latest in cable technology.
 ProductPriceAdd?
Directed Silver Series Audio Interconnect Cable ** LOW PRICE **Directed Silver Series Audio Interconnect Cable ** LOW PRICE **
20 ft. of 2-Channel Silver Series RCA Interconnect Cable with Twisted Pair Construction
$3.99
Kicker Z-Series RCA Interconnect CablesKicker Z-Series RCA Interconnect Cables
16.5 ft. of 2-Channel Kicker Interconnects with twisted pair conductors, gold plated contacts, and hyper-flex technology for easy installation!
$14.99
Capacitors
Capacitors store energy for the amplifier to use on demand, thereby assisting in the elimination of dimming lights during peak power surges during use.
 ProductPriceAdd?
Raptor C1F ** SPECIAL PRICE **Raptor C1F ** SPECIAL PRICE **
True 1.0 Farad Car Audio Capacitor for up to 1000W Max
$31.99
e2 ECAP1 by Scosche - Mid-Level 1 Farade2 ECAP1 by Scosche - Mid-Level 1 Farad
Digital 1.0 Farad Car Audio Capacitor for up to 1000W Max
$43.99
Rockford Fosgate RFC1D - Top of the Line 1 FaradRockford Fosgate RFC1D - Top of the Line 1 Farad
Digital 1.0 Farad Car Audio Capacitor for up to 1000W Max
$104.99
Installation, Tools & Accessories
With our professional install card, you can have your amp installed by a pro near you, or you can purchase tools and do the install yourself.
 ProductPriceAdd?
StreetWires FB4StreetWires FB4
4 AWG / 4 Gauge Firewall Bushing
$7.99
Kicker DB1448 (09DB1448) - Top of the Line!Kicker DB1448 (09DB1448) - Top of the Line!
Distribution Block with Two 1/0 or 4 AWG Inputs and Four 4 or 8 AWG Outputs
$18.99
Professional Installation for your Car Power AmplifierProfessional Installation for your Car Power Amplifier
Covers labor charges through our professional installer network.
$89.99
Testing and Performance
Optimize your system's performance with testing tools such as SPL meters, bass test discs and more!
 ProductPriceAdd?
AutoSound 2000 CD-104AutoSound 2000 CD-104
The ultimate amplifier level setting disc used for evaluation of audio components
$12.99
AutoSound 2000 CD-102AutoSound 2000 CD-102
High Frequency Test CD specifically designed for the set-up and evaluation of sound system imaging and placement.
$12.99
AutoSound 2000 CD-103AutoSound 2000 CD-103
Audiophile reference series test disc for evaluation of all audio components.
$12.99
Related products
Kicker CK4
4 Gauge 2-Channel Complete Amp Kit • 20' 4 AWG Power Wire • 3' 4 AWG Ground Wire • 20' 16 AWG Remote Lead • 5M (16.5') 2-Channel RCA Cables • 40' 16 AWG Speaker Wire • 100A ANL Fuse and Holder

Product Summary

Manufacturer: Kicker
Model number: KX450.2
UPC: 713034016069
Weight: 14.10 lbs
Internal SKU: 04kx4502
Internal product ID: 2098
February caption contest - win a Powerbag!

Customer Testimonial

Fast delivery, exactly as advertised. Great experience!

- Matt from CA

See more…

Recently Viewed Items

04kx4502 thumbnail

XM Direct For Kenwood Units

04kx4502 thumbnail

6" x 9" 3-way KS Series Speakers with Grilles

04kx4502 thumbnail

12 Band High Performance Radar/Laser Detector with DigiView Data Display (XRS-9540)