Description
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Hifonics HCM-400.4D
The Hifonics HCM‑400.4D is a compact Super Class D 4‑channel amplifier from the Colossus Mini series, designed to power car audio speakers with clean and efficient output. It’s ideal for small installations (like under‑seat or compact cars) and upgrades where space is limited but improved sound quality and more power are still needed.
Specifications
| Category | Specification |
|---|---|
| Type | Amplifier |
| Brand | Hifonics |
| Series | COLOSSUS MINI |
| Category | Mobile |
| Condition | New |
| Color | Black |
| Warranty | 1 Year |
| Compatible Vehicles | Universal |
| Amp Class | Super D-Class® |
| Total Channels | 4 |
| Max Power | 400 Watts |
| Power @ 2 Ohms | 4 × 100 W |
| Power @ 4 Ohms | 4 × 50 W |
| Mono Bridged @ 4 Ohms | 2 × 200 W |
| Crossover | Variable Electronic 12dB/Octave |
| High Pass Crossover | 15Hz – 1kHz |
| Low Pass Crossover | 30Hz – 2.5kHz |
| Tone Control / EQ | Built-in Bass Control |
| Variable Voltage | 0.2 – 5V |
| Signal to Noise Ratio | > 85dB |
| Frequency Response | 10Hz – 25kHz |
| Total Harmonic Distortion | < 0.5% |
| Speaker Level Inputs | Yes |
| Power Terminal | 4 AWG |
| Speaker Terminal Gauge | 12 AWG |
| Fusing | External 40A |
About The Product
| Compact Design | Small footprint design suites a wide range of applications like motorcycles, UTVs, and automotive vehicles. |
|---|---|
| Mass-Loaded Heat Sink | The mass-loaded extruded aluminum heat sink results in better thermal management and output performance – no fan cooling required. |
| High-End Preamplifier Circuit | Accepts a wider range of input signals. |
| RCA Inputs | Nickel-plated RCA jacks create an efficient connection that is corrosion-resistant. |
| High Tolerance Output Device | Ultra-Fi MOSFETS are designed for high output power and thermal dissipation through a proprietary coupling method. |
| Operation Mode | 4 channel operation mode allows either stereo or mono bridged operation. |
| Clean Board Construction | Multi-layer printed circuit boards (PCB) with surface mount components require fewer parts and result in a cleaner design. |
| Class / Topology | Full Range Class-D – All Colossus Mini amplifiers feature a full range Class-D chipset, including the mono models, making them compatible with a wide range of drivers, especially pro-style speakers. |
| Power Supply | Air core transformer is more effective for higher frequencies and energy loss due to its open-core design. |
| Delayed Turn-On Function | Ensures compatibility with a wide range of source units to eliminate any unwanted turn-on/off noises like hisses and pops. |
| Connection Type | Secure molded connection terminal for all Power, Ground and Speaker connections. Angled for ease of access while creating a clean wire mangement profile. |
| Stylized Badging | Fly-Cut CNC Badging- The Hifonics and Colossus logo badges are CNC machined aluminum (giving a sleek and stylish finish). |
| Triple Protection Circuits | Over/under voltage, short circuit, and thermal protection circuits give you peace of mind that your investment (audio system and vehicle) will be protected under nearly every circumstance. |
| Bass Remote Included | The included bass remote allows you to adjust the bass level relative to the setting on the amplifier end panel. The LED indicator light displays green when the amplifier is powered on and red if the amplifier enters protect. |






























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