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Alpine  KTA-450

4-Channel 50W x 4 RMS Class D Power Pack Amplifier

Item #53361

Condition:   Brand New

Product Highlights

  • 4-Channel Amplifier
  • 50W x 4 RMS
  • Class D
  • Power Pack

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$219.95

Reg. Price $260.00  Save $40.05
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Alpine KTA-450 50W x 4 RMS Class D 4-Channel Power Pack Amplifier


We are a Alpine authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

What's Inside?
  • • 4-Channel amplifier
  • • 12" Input/Output/Power harness
  • • Head unit (iLX-W650) mounting bracket
  • • (2) Universal mounting brackets
  • • (4) M5x6mm Allen head machine screws (3mm)
  • • (2) M2.6x8mm Machine screws
  • • (4) 3/8" Screws
  • • (4) 7" Zip Ties
  • • Owner's Manual (English/ French/ Spanish)
  • • Warranty information
  • • On-line product registration information
Full-Range Car Amplifier

If you are using an Alpine iLX-W650 or iLX-W407 multimedia receiver and are looking for the perfect full-range car amplifier to power up your vehicle's audio system, then the Alpine KTA-450 may be what you are looking for.

Alpine's Dynamic Peak Power technology

Although it can work with other receivers, the Alpine KTA-450 is designed to be mounted on the back of the mentioned Alpine receivers above with the help of a PowerStack bracket. Using Alpine's Dynamic Peak Power technology, the amplifier can automatically adjust its gain to produce a more powerful audio output that is perfect for your musical needs.

Class-D amplifier

With its Class-D amplifier, the Alpine KTA-450 can deliver a power output of 50 Watts RMS at 4 ohms and 45 Watts at 2 ohms. It has a sensitivity rate of 83 dB and a frequency response of 15 Hz up to 50 kHz, which are highly impressive figures, considering its tiny chassis.

Weather-Resistant Car Amplifier

This weather-resistant car amplifier comes with a selectable high-pass filter for your audio system's front and rear channels, giving you a more defined audio quality. The Alpine KTA-450 also has a selectable two or 4-input channel, giving you more flexibility in your audio setup.

  • Maximum Power : 200 Watts
  • Number of Channels : 4
  • Frequency Response : 15-50000 Hz
  • RMS Power Output : 50x4 Watts
  • Channel Separation : Yes
  • Amplifier Class : D
  • Fuse Rating : 15 A

Features:

  • Compact size, measuring just 7” W x 3.5” H x 1.25” D
  • Class D amplifier circuit
  • Dynamic Peak Power (DPP) technology doubles the power during dynamic musical passages
  • PowerStacking bracket included for mounting to the iLX-W650 7” Mech-less AV Receiver (sold separately)
  • The KTA-450 used with the iLX-W650 is a 2019 CES Innovation Awards Winner
  • DPP Power Rating: 100W DPP x 4 (2/4 Ohm, 14.4V, ≤1% THD+N)
  • CTA-2006 Power Rating: 45W RMS x 4 (2/4 Ohm, 14.4V, ≤1% THD+N)
  • >82dB S/N (ref. 1W into 4 Ohm)

 

Specifications:

  • RMS Power Output (Watts x Channels): 50 x 4
  • Peak Power Output (Watts x Channels): 100 x 4
  • Power at 2 Ohms (Watts x Channels): 45 x 4
  • Bridged Power (Watts x Channels): 100 x 2
  • Minimum Impedance Bridged: 4
  • Minimum Impedance Unbridged: 2
  • Minimum Impedance: 2
  • Best Frequency Response: 15-50k Hz
  • THD at Rated RMS Power: 1%
  • Signal to Noise Ratio: 82 dB
  • Input Voltage: 14.4v
  • UPC: 793276242822
  • Weight: 4
  • Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for repair within 1 year from the original date of purchase with proper return authorization.

Do you own this product?

Write a review!
  • Got this purchased along with the Alpine iLX-W650 receiver and I can say that my sound system is way way better now. I'll be looking to replace my factory speakers with Alpine. Quality products from this company.

    Ivan
    11/2/2023

  • Got it for my Chevy truck after I got the iLX-W650 receiver a month ago. The speakers sounded better than when it was hooked up with the receiver. This might be a small amp, but it still sounds powerful.

    Porter
    2/12/2024

  • Stacked it up with iLX-W650 and the sound quality is much much better now than before. I love how it was easy for it to be installed and its pushing the speakers with ease. Totally great product from Alpine. For its size, you won’t really believe how much power it can deliver.

    Deron
    3/6/2024

  • a great amp to have. though it lacks a little bit of power but the sound quality is truly exceptional. installation and setting up was easy and didn't take too long.

    Raymond R.
    6/13/2024

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