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Description

Autotek MM-1125.1D

The Autotek MM-1125.1D is a compact and efficient monoblock Class D amplifier from the Mean Machine series, designed to power car subwoofers with strong and clean bass output. With 1100W max power and 1-ohm stability, it’s ideal for small to medium bass setups and daily use systems.


Details & Specs

Category Specification
Type Amplifier
Brand Autotek
Series Compact MEAN MACHINE
Category Mobile
Condition New
Color Black
Warranty 1 Year
Compatible Vehicles Universal
Amp Class Class D
Total Channels 1
Max Power 1100 Watts
Power @ 1 Ohm 1 × 1100 Watts
Power @ 2 Ohms 1 × 550 Watts
Power @ 4 Ohms 1 × 225 Watts
Crossover Variable Electronic 12dB/Octave
Low Pass Crossover 40Hz – 300Hz
Tone Control / EQ Built-in Bass Control
Bass Boost 0 – 12dB
Subsonic Filter 10Hz – 40Hz
Variable Voltage 0.2 – 6V
Frequency Response 10Hz – 500Hz
Total Harmonic Distortion (THD) < 0.1%
Speaker Level Inputs Yes
Pre-amp Outputs RCA
Power Terminal 4 AWG (12V/GND)
Speaker Terminal Wire Gauge 12 AWG
Fusing External 60A

 


Features & Benefits

Feature Description
Low Noise Preamplifier Circuit Maximizes low voltage signal from the source unit while ensuring minimal distortion during amplification
RCA Inputs Provide high-quality audio input/output connection
Operation Mode Mono only
Crossover Type Onboard electronic crossover
Electronic Equalizer Allows tuning of frequencies for speakers and subwoofers
Class / Topology Efficient Class D design for high power in a compact size
Output Device Technology TCID (Twin Coil Isolation Design) and PRO-FI High-Speed MOSFETs for high power and low distortion
Heat Sink Heavy-duty aluminum alloy heatsink with illuminated logo
Power Supply High-energy PWM (Pulse Width Modulated) for maximum efficiency and power
Output Connections Nickel-plated brass terminals with hex screws for secure and corrosion-resistant connections
Connection Type Angled Allen key connectors for easy and secure installation
Full-Range RCA Outputs Signal pass-through to additional amplifiers, reducing cable clutter and noise
LED Protection System Built-in overload and short-circuit protection with indicator lights
Bass Remote Included Wired remote control for adjusting bass level from anywhere in the vehicle

 


Overview

Autotek MEAN MACHINE compact series of car audio amplifiers bring extreme power with PRO-FI™ High Speed MOSFETS and high sound quality with minimum distortion levels. The MM-1125.1D features 1100 watts of power in a 1 Ohm stable monoblock amplifier designed to power a mono subwoofer system. The Class D technology provides extreme power in a smaller footprint.

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Questions and Answers

Q1: What is the Autotek MM-1125.1D?

A1: It is a 1-channel Class D monoblock amplifier designed specifically to power subwoofers with efficient bass output.

Q2: What is the power output?

A2:

  • 1100W Max Power @ 1 Ω
  • 550W @ 2 Ω
  • 225W @ 4 Ω
Q3: What features are included?

A3:

  • Class D high-efficiency design
  • Variable low-pass crossover (40Hz–300Hz)
  • Bass boost (0–12dB)
  • Subsonic filter (10Hz–40Hz)
  • Built-in bass control + wired bass remote
  • MOSFET PWM power supply
  • RCA inputs & pass-through outputs
  • LED protection (thermal/overload/short
Q4: What is the frequency response?

A4: 10Hz – 500Hz, ideal for deep subwoofer bass.

Q5: What wiring is required?

A5:

  • Power: 4 AWG
  • Speaker wire: 12 AWG
  • External fuse: ~60A

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