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Car Amplifiers
  • OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination
  • OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination
  • OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination
  • OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination
  • OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination
  • OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination
OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination

OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination

  • 5 - 99 Pieces
    $42
  • 100 - 199 Pieces
    $38
  • >= 200 Pieces
    $34

Customization:

Customized logo（Min.Order: 500 pieces）
Customized packaging（Min.Order: 500 pieces）
Graphic customization（Min.Order: 500 pieces）
View product details

OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Power Audio Amplification: Delivers 80W RMS power across 4 channels, designed to enhance audio clarity and volume for demanding car audio systems.
  • Advanced Signal Processing: Equipped with crossovers combination and Class AB technology, ensuring precise frequency separation and distortion-free sound reproduction.

Key features

  • 1. Durable High-Quality Construction

    • With a reinforced PCB and advanced heat dissipation design, you can ensure reliable operation even under heavy loads*, extending the amplifier's lifespan in demanding car environments.

  • 2. Customizable Audio Tuning

    • With built-in crossovers and multi-channel control, you can tailor sound frequencies for precise audio optimization*, enhancing system performance compared to basic amplifiers.

  • 3. Powerful and Clear Sound Output

    • With 80W RMS power and 100dB signal-to-noise ratio, you can deliver crisp, distortion-free audio*, outperforming standard car amplifiers in clarity and power.

  • 4. Professional-Grade Reliability

    • With a professional design for 4-channel systems, you can handle high-performance car audio setups*, ensuring consistent output in commercial or high-demand applications.

  • 5. Automotive Industry Compliance

    • With components meeting automotive-grade standards*, you can ensure durability and reliability in vehicle environments.

Product details

OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination

The OEM Factory Professional Power 4-Channel Car Audio Amplifier 12V Class AB with Crossovers Combination is a high-performance audio solution designed for professional and enthusiast applications. Built with robust components and advanced thermal management, it delivers 80W RMS power across four channels, ensuring clear and dynamic sound reproduction. Its crossovers and Class AB design optimize audio quality, while its durable construction supports reliable operation in demanding environments.

Technical specifications

FeatureSpecificationApplication Scenario
Power Output80W RMS (4 channels)Driving subwoofers or full-range speakers
Signal-to-Noise100dBMinimizing background noise in critical audio setups
Class TypeClass ABBalancing efficiency and sound fidelity
CrossoversBuilt-in adjustableCustomizing frequency ranges for multi-speaker systems
Voltage Compatibility12V DC (car audio standard)Universal fit for automotive audio systems
Thermal DesignHeat sink-cooled componentsEnsuring stability in high-power applications

Customization guide

Adjustable crossover frequency ranges (20Hz–20kHz) and power output tuning allow customization for specific speaker configurations. The modular design supports integration with aftermarket systems, while the heat sink can be modified for enhanced cooling in extreme environments.

Get inspired

Elevate your audio experience with precise frequency control and unmatched power. Whether you’re a professional installer optimizing a custom car audio system or an enthusiast seeking clarity in high-volume setups, this amplifier delivers the performance and reliability needed to transform your audio setup.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Power Output80W RMS95W RMS (+15%)120W RMS (+50%)
SNR100dB105dB (+5%)110dB (+10%)
Crossover AdjustabilityFixed bandsAdjustable ±3dBFull-range tuning
Thermal PerformanceStandard coolingEnhanced heat sinksActive cooling (+30% efficiency)*

Supplier's note

  1. Technical Breakthroughs:

    • Class AB Efficiency: Balances power draw and sound quality, ideal for long-term use.
    • Full-Range Crossovers: The Pro model’s ±12dB adjustable crossovers enable precision tuning for audiophile-grade setups.
    • Active Cooling: The Pro’s thermal system reduces heat by 30% compared to industry benchmarks, ensuring reliability under extreme loads.

  2. Version Selection Guidance:

    • Base Model: Best for casual users needing a reliable 4-channel amplifier for standard car audio systems.
    • Advanced Model: Suited for enthusiasts requiring adjustable crossovers and improved SNR for mid-tier custom installations.
    • Pro Model: Tailored for professionals (e.g., DJs, audio engineers) demanding peak power (120W RMS), ultra-low noise (110dB SNR), and active cooling for high-stakes events or extreme environments.

With the Pro’s 120W RMS, you can drive subwoofers at maximum volume without distortion. With adjustable crossovers, you can tailor frequency ranges to match high-end speakers, ensuring every note is crisp and clear.

Frequently asked questions

  • Which 4-channel car amplifier suits high-fidelity sound systems for SUVs?

  • How do I maintain the heat sinks on a Class AB car amplifier?

  • Class AB vs Class D car amplifiers: Which is better for subwoofers?

  • Can this 4ch car amplifier support custom bi-amping setups?

  • Is the PCB material in this amplifier CE-certified for car use?

  • What’s the RMS power range for a 4-channel car amplifier handling 2 ohm loads?

  • Does the 100dB SNR reduce background noise in car audio systems?

  • How do the built-in crossovers improve car audio system tuning?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Power Output (RMS)High-fidelity car audio systemsIndustry Standard: 60W (ISO 26919)
Our Base: 80W (▲)
Our Advanced: 100W (▲▲)		▲ Powers 4+ speakers effectively
▲▲ Supports subwoofers in off-road vehicles		Higher wattage requires robust wiring and cooling (e.g., 100W may need active fans)
Channel ConfigurationMulti-speaker setups (4+ speakers)Industry Standard: 2 channels
Our Base: 4 channels (▲)
Our Advanced: 4 channels + DSP control (▲▲)		▲ Simplifies installation for 4-speaker systems
▲▲ Enables independent channel tuning		Limited scalability beyond 4 channels without additional hardware
Signal-to-Noise RatioNoise-sensitive environments (e.g., luxury cars)Industry Standard: 90dB
Our Base: 100dB (▲)
Our Advanced: 105dB (▲▲)		▲ Reduces background hiss (100dB = quieter than a whisper at 1m)
▲▲ Ideal for audiophile-grade setups		Higher SNR demands premium components, increasing cost
Amplifier ClassEnergy-efficient setupsIndustry Standard: Class A (inefficient, 30% efficiency)
Our Base: Class AB (▲, 50% efficiency)
Our Advanced: Hybrid Class D (▲▲, 90% efficiency)		▲ AB balances warmth and efficiency
▲▲ Class D reduces heat by 60% (ideal for compact spaces)		Class D may introduce digital artifacts in analog purist setups
CrossoversCustomizable audio zones (e.g., trucks)Industry Standard: No built-in crossovers
Our Base: Passive crossovers (▲)
Our Advanced: Active DSP crossovers (▲▲)		▲ Simplifies wiring with basic frequency splitting
▲▲ Precision tuning (e.g., 24-bit resolution)		Passive crossovers add bulk; DSP requires software setup expertise
Thermal ManagementHigh-heat environments (e.g., off-roading)Industry Standard: Basic heatsinks
Our Base: Aluminum heatsinks + thermal paste (▲)
Our Advanced: Active cooling fans (▲▲)		▲ 30% lower thermal resistance (ISO 7745)
▲▲ Maintains performance in 60°C ambient temps		Active cooling adds noise (e.g., 25 dBA fan) and power draw

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