AT-125.4d // 800 Watts RMS 4-Channel Car Audio Amplifier

$249.99 Regular price $319.99 Sale price

You Save 22% ($70.00)

$249.99
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The CT Sounds AT-125.4d 4-Channel Car Audio Amplifier will deliver the power you need to destroy the competition in the SPL lanes. Built using an advanced PCB board featuring Korean capacitors, high-quality transformers, and cutting-edge inductors. Equipped with 4-way protection circuitry along with a Diode 6A60 for reverse polarity protection; sleep easy at night knowing your 4ch car amplifier is protected.

The plexiglass backing, LED CT Sounds logo, and reinforced tiffany style RCAs gives this amplifier an unbeatable appearance. Furthermore, the reinforced heat sink design and MOSFET PWM switching technology ensure this amplifier runs cool for even the most demanding playlists.

Whether you’re looking to cause a tectonic disturbance or generate dynamic instability in the atmosphere, the CT Sounds AT-125.4d has the power to create the sonic explosion you crave. If you are looking to cover your car audio mids (woofers) and highs (tweeters & horns), this car audio amplifier will take you to a musical realm you didn’t know existed.

Quick Facts:
RMS Power: 2Ω @ 12.8v 190 Watts x 4-Channels
RMS Power: 4Ω @ 12.8v 125 Watts x 4-Channels
RMS Power: 4Ω @ 12.8v 400 Watts x 2-Channels Bridged
Power & Ground Input Size: 4 Gauge
Speaker Input Size: 8 Gauge

Technical specifications:

  1. 4 Channel Class D Amplifier
  2. RMS Power at 2 Ohm: 190 Watts x 4-Channels (12.8v)
  3. RMS Power at 4 Ohm: 125 Watts x 4-Channels (12.8v)
  4. RMS Power at 4 Ohm: 400 Watts x 2-Channels Bridged (12.8v)
  5. Frequency response (-3dB): 10Hz ~ 50kHz
  6. Gain adjustment: 0.2v ~ 5v
  7. Channel separation: 50dB
  8. Bass boost: 0dB ~ +12dB
  9. Signal to noise ratio: 100dB
  10. Damping factor: 150
  11. Minimum speaker impedance: 2Ω (ohm)
  12. Low pass filter: 50Hz - 500Hz (500Hz ~ 5kHz)
  13. High pass filter: 50Hz - 500Hz (500Hz ~ 5kHz)
  14. No of fuses: 2 (40A each)
  15. Operating voltage (-ve ground): DC 12v

Dimensions:

  • 192mm (W) x 56.7mm (H) x 280mm (L)

Features:

  1. MOSFET PWM (Pulse Width Modulated) power supply
  2. Reinforced tiffany style RCA
  3. Bridgeable outputs
  4. Soft turn on circuitry
  5. 4-Ohm stable per channel
  6. Built in thermal, DC offset, overload and speaker short protection
  7. Nickel plated RCAs ensuring low resistance inputs to the amp
  8. LED power and protection indicators
  9. Pure Class-D car audio amplifier

Customer Reviews

Based on 15 reviews
80%
(12)
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r
ricky @krustyworks
at 125.4

all of ct sounds products have been awesome. i havent been able to hook this amp up yet but it looks every bit as quality as the other amps i have. and ct sounds customer service is unbeatable

B
Burgandy
Amazing top quality stiff

Got an at125.4 to run 2 sets of Meso 6.5 component sets and they sound amazing the look of it and the sound of everything is the reason I will only run ct sounds in all my builds from now on

J
Jeff Snook
AT 125.4

Best amp for my mids and highs to date. Love to run full tilt going down the highway bumping and not having to worry about my amps overheating. I also run an AT 60.4 in my son's car. He's getting a second one soon. Thank you Bart for the awesome customer service!

J
John copas

Havnt hooked it up yet waiting to purchase at1400 , but I do have t 1000 and t 60.4 that I love

I
Ismael

I already wrote a review