• Experience powerful audio performance with the Massive Audio PRIMO PX4, delivering up to 150W RMS per channel at 2-Ohm and 300W RMS to 2 channels at 4-Ohm.
• Enjoy seamless integration into any system with a built-in OEM line converter, adjustable input sensitivity, Auto Turn-On circuit, and 12V remote output.
• Fine-tune your sound with adjustable level and crossover controls, variable bass boost up to 12dB, and a frequency response range of 15Hz to 25kHz.
• Benefit from reliable performance with advanced 5-way protection circuitry, LED clipping indicators, and Mil-Spec double-sided PCBs with MOSFET high-grade switching devices.
• Stand out with a sleek aluminum finish, illuminated logo, and compliance with CTA 2006 standards for exceptional in-car audio quality.

Massive Audio 400 Watts RMS 4-Ohm 4-Channel Class D Amplifier

This Listing Includes:

• (1) Massive Audio 400 Watts RMS 4-Ohm 4-Channel Class D Amplifier

The Massive Audio PRIMO PX4 is a premium Class D multi-channel amplifier designed and engineered in the USA. It delivers up to 150W RMS per channel at 2℠or 300W RMS to 2 channels at 4â„, utilizing Mil-Spec PCBs and MOSFET high-grade switching devices for durability and performance. With features like a built-in OEM line converter, adjustable input sensitivity (up to 10V RMS), Auto Turn-On circuit, and 12V remote output, it seamlessly integrates into any system. The amp includes 5-way protection circuitry, LED clipping indicators, adjustable level and crossover controls, and a variable bass boost for rear channels. Exceeding CTA 2006 standards, the PX4 also offers a sleek aluminum finish with a glowing blue logo and compatibility with the optional 4 Farad Railcap Booster (RCP).

Key Features

• Extreme Power in a Small Footprint


• Full Range Digital


• Clip Front & Rear LED Indicators


• X1 / X10 Crossover Switching


• Low Distortion Full Band Width for Sound Quality Tuning


• Mil Spec Double Sided PCB design with SMD parts


• Built-in noise reduction circuitry


• Full MOSFET with High Grade switching devices


• Built-in Auto Sensing turn on function with LED Indicator (Hi-Inputs)


• 12V Remote Output for External Devices (Hi-Inputs)


• 0~12dB Variable Bass Boost


• Next Generation Advanced 5 Way Protection Circuitry


• Illuminated Logo


• Designed and Engineered in U.S.A.


• CTA 2006 Standard Compliant

Specifications

• 2 Ohm RMS: 150W x 4


• 4 Ohm RMS: 100W x 4


• 4 Ohm Bridged: 300W x 2


• Input Level: 0.4 ~ 10V (High or Low)


• Frequency Response: 15Hz ~ 25kHz


• Low Pass Frequency: 50Hz ~ 750Hz


• SubSonic (HPF): 20Hz ~ 6kHz


• THD at 4 Ohm Load 30% Rated Power: <0.03%


• Signal-to-Noise Ratio: >110dB


• Bass Boost: 0 ~ 12dB


• Minimum Load: 2 Ohm


• Gain Remote: n/a


• Dimensions: 8.34 in x 5.9 in x 1.9 in