Description
The PBR400X4D is a compact, full-range 4-channel amplifier designed to deliver powerful and clean audio output. With a Class-D design and Boosted Rail Technology (BRT), it ensures efficient power delivery and minimal distortion. The amplifier features a convection cooling system, utilizing the aluminum heatsink to dissipate heat evenly, ensuring cooler internal components and higher efficiency.
Features
| Feature | Specification |
|---|---|
| Technology | Boosted Rail Technology (BRT) – ultra-efficient design, delivers 400 W |
| Amplifier Topology | Full-Range Class-D – reduces current consumption from the charging system |
| Cooling | Convection cooling with extruded aluminum heatsink |
| C.L.E.A.N. System | Input/output clip detection with clip lights and setup tone integration |
| Design | Compact chassis – ideal for tight spaces (under seats, glove compartments) |
Specifications
| Specification | Details |
|---|---|
| Model | PBR400X4D |
| Channels | 4 |
| RMS Power Output | 50W x 4 @ 4Ω; 100W x 4 @ 2Ω; 200W x 2 @ 4Ω bridged |
| Dynamic Power Output | 75W x 4 @ 4Ω; 130W x 4 @ 2Ω; 270W x 2 @ 4Ω bridged |
| Frequency Response | 20Hz – 20kHz ±1dB |
| Amplifier Class | Class-D |
| Cooling System | Convection |
| Input Sensitivity | 150mV – 12V |
| Crossover Controls | High-Pass: 60Hz or 80Hz @ 12dB/octave; Low-Pass: 80Hz @ 12dB/octave |
| Power Wire Gauge | 8 AWG |
| Speaker Wire Gauge | 16 AWG |
| Operating Voltage | 9V – 16V DC |
| Dimensions (L x W x H) | 6.75″ x 4.25″ x 1.53″ |
| Weight | 3.1 lbs (1.4 kg) |






















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