CT-400.1D // 400 Watts RMS Monoblock Car Amplifier
CT-400.1D // 400 Watts RMS Monoblock Car Amplifier
CT-400.1D // 400 Watts RMS Monoblock Car Amplifier
CT-400.1D // 400 Watts RMS Monoblock Car Amplifier
CT-400.1D // 400 Watts RMS Monoblock Car Amplifier
CT-400.1D // 400 Watts RMS Monoblock Car Amplifier

CT-400.1D // 400 Watts RMS Monoblock Car Amplifier

Regular price 40% OFF Before: $199.99 Sale pricePrice: $119.99
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$119.99
Details

CT Sounds engineered the CT-400.1D Compact Class D Monoblock Car Amplifier for anyone in need of a powerhouse amplifier that fits just about anywhere in your vehicle and won’t destroy your wallet. If you want a 400-watt amplifier that absolutely pounds and delivers clean power to your subwoofers then look no further. 

This 1-ohm stable monoblock amplifier features a Low Pass Filter (LPF), Subsonic Filter, and Bass Boost so you can get the exact sound you are looking for out of your amplifier. The MOSFET power supply and proprietary heat dissipation design will ensure that the amplifier runs cool for even the most demanding playlists. Furthermore, the compact chassis and small footprint makes it easy to install in any car audio application. 

You can sleep easy at night knowing your subwoofer amplifier is protected from damage due to the amplifier's uniquely engineered protection circuitry featuring high voltage, low voltage, over current, and high-temperature protection.

Quick Facts:
RMS Power: 1Ω @ 14.4v 400 Watts x 1-Channel
RMS Power: 2Ω @ 14.4v 300 Watts x 1-Channel
RMS Power: 4Ω @ 14.4v 150 Watts x 1-Channel
Power & Ground Input Size: 4 Gauge
Speaker Input Size: 12 Gauge
Features
Features:
Remote Bass Knob: ✔️
Continuously-Variable Input Gain Control ✔️
Remote Turn-On / Turn-Off Circuit ✔️
MOSFET Pulse Width Modulated Power Supply ✔️
Soft Turn-On Circuit ✔️
High Voltage / Low Voltage Protection Circuit ✔️
Thermal and Speaker Short Protection Circuit ✔️
LED Power and Protection Indicators ✔️
Specs
Technical Specifications:
Amplifier Type: Monoblock Amplifier
Amplifier Circuitry: Class D
Strappable? Yes; Signal Output is Master
RMS Power @ 1 Ohm: 400 Watts x 1-Channel (14.4v)
RMS Power @ 2 Ohm: 300 Watts x 1-Channel (14.4v)
RMS Power @ 4 Ohm: 150 Watts x 1-Channel (14.4v)
Recommended Fuse: 50A
Power & Ground Input Size: 4 Gauge
Speaker Input Size: 8 Gauge
Gain Adjustment: 0.15v - 10v
Low Pass Filter (LPF): 40 Hz - 180 Hz
Subsonic Filter: 0 Hz - 50 Hz
Bass Boost: 0 dB - 12 dB
Bass Boost Frequency: 30 Hz - 80 Hz
Frequency Response: 20 Hz - 320 Hz
Signal-To-Noise Ratio (S/N): 93 dB
Damping Factor: 170
Input Impedance: 22 Kohms
Input Sensitivity: 150 mV
Operating Voltage: 8.8v - 15.4v
Minimum Impedance: 1 ohm
Dimensions:
Length: 8.38"
Width: 5.63"
Height: 2.19"
Amp dyno video

Customer Reviews

Based on 74 reviews
96%
(71)
3%
(2)
0%
(0)
0%
(0)
1%
(1)
M
Mr.Big b. (Egg Harbor Township, NJ)
Perfect single or dual subwoofer amp

Paired this CT400.1D to my Orion 8” subwoofer for my civic coupe using CT Sounds 8GA wiring kit and it’s great. Not too much punch but more than capable for my sub. Nice punch and sounds great and the cost is 10/10. This is not the final setup just a quick connect to make sure everything works but here’s it all hooked up

A
Andrew

Good quality amp. Bought to power my single Orion 8” shallow open air sub at 300RMS and it did exsctly that. Used 8GA wiring kit but it seems to be able to fit up to 4GA. Sounds good im pleased. Might upgrade to a bigger version for in my audi.

T
Trent

Great amp. Pushes my kicker 10’s very well.

L
Lupe E.J. (Bakersfield, CA)
Repeat Customer

This is my third purchase from CT Sounds. Their gear is awesome. Super fast shipping & world class customer service. I love these guys! I highly recommend them.

S
Silverio

Exactly what I need. Thank you very much.