Description
V18 Car Amplifier 4800W 2-Channel Bridgeable Power Amplifier
Take your car audio system to peak performance with the V18 Car Amplifier. Engineered for dedicated audio enthusiasts, custom installers, and bass lovers who demand massive power output without sacrificing sonic clarity, the V18 delivers incredible peak wattage combined with stable current flow across all audible frequencies.
Key Features & Audio Engineering Highlights
1. 400W Peak Power Output & Extreme Dynamic Headroom
The V18 is built from the ground up to handle intense sub-bass transients and heavy dynamic drops. With a peak capability of 400Watts, this amplifier provides the power required to drive heavy woofer cones through high excursions, producing deep, chest-thumping low frequencies down to sub-audible limits without straining the internal power supply.
2. Versatile 2-Channel Bridgeable Configuration
Flexibility is built directly into the V18’s circuit topology. You can operate the amplifier in two distinct modes depending on your custom setup:
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2-Channel Stereo Mode: Drive a pair of high-power coaxial speakers, mid-bass drivers, or component speaker sets with full-range clarity and distinct stereo separation.
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Bridged Mono Mode: Combine both channels into a single high-current mono output channel with active low pass filter to deliver continuous, raw power into heavy-duty 4-Ohm passive subwoofers.
3. Optimized for 12-Inch Double Magnet Woofer Drivers
Standard low-tier amplifiers frequently experience thermal shutdown or harsh harmonic clipping when wired to large subwoofers. The V18 features high-current output transistors specifically chosen to drive heavy-duty 12-inch double-magnet subwoofers (including 135mm and 155mm motor structures). It keeps driver cone movement tight, articulate and punchy during demanding bass tracks.
4. Heavy-Alloy Thermal Management & Heat Dissipation
Heat is the enemy of amplifier lifespan and performance. The V18 housing is constructed using a high-density aluminum alloy chassis designed with deep exterior cooling fins. This structural heatsink draws thermal energy rapidly away from critical internal components, enabling continuous high-volume performance in vehicle trunks or enclosed spaces without triggering thermal protection.
5. Multi-Layer Active Protection Circuitry
To protect your investment and connected speakers, the V18 incorporates comprehensive protection circuitry:
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Thermal Overload Protection: Automatically prevents board overheating under extreme ambient temperatures.
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Short-Circuit Protection: Protects internal stages against accidental speaker wire shorts or shorted voice coils.
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Over-Current & DC Offset Protection: Guards against voltage spikes and erratic DC current leakage.
6. Automotive & Custom Tactile Sound Applications
Comprehensive Technical Specifications
| Technical Feature | Detailed Specification |
| Model Name | V18 Car Power Amplifier |
| Peak Power Handling | 400 Watts |
| Channel Count | 2-Channel (Bridgeable to 1-Channel Monowith Active Low Pass Filter) |
| Amplifier Class | High-Current High-Efficiency Design |
| Impedance Stability | 2 Ohm / 4 Ohm Stable |
| Recommended Drivers | 10″ / 12″ Subwoofers (Single or Double Magnet Motors) |
| Cooling Structure | Extruded Solid Aluminum Alloy Heatsink |
| Protective Features | Thermal Overload, Short-Circuit, Over-Current, DC Offset |
| Connector Type | Screw Terminals (Power, Ground, Remote, Speakers) |
| Operating Voltage | 12V DC (Negative Ground System) |
| Applications | Car Audio Systems, Subwoofer Enclosures |
| Brand Coverage | Official 4D Furnishers Direct Warranty & Support |
Wiring & Installation Guide
To achieve maximum performance and longevity from your V18 Car Amplifier, follow these basic installation guidelines:
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Power & Ground Wiring: Use high-purity oxygen-free copper (OFC) power cables of appropriate gauge to ensure maximum current delivery from your vehicle battery. Always connect the main ground wire directly to a clean, unpainted chassis metal point.
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In-Line Fuse Requirement: Install an appropriate in-line fuse holder within 18 inches of your battery terminal to safeguard your vehicle’s electrical circuit.
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Bridged Wiring Connection: When wiring a single passive subwoofer in mono bridged mode, connect the positive lead to the CH1 (-) terminal and the negative lead to the CH2 (+) terminal as indicated on the speaker block.
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Gain & Crossover Tuning: Set your input gain (sensitivity) in accordance with your head unit’s pre-amp output voltage. Adjust the low-pass filter (LPF) knob to restrict higher frequencies from reaching your subwoofer, concentrating all power into deep sub-bass frequencies.
Why Buy Direct from 4D Furnishers?
Purchasing directly from 4D Furnishers ensures a smooth, reliable shopping experience with several distinct advantages over third-party platforms:
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100% Guaranteed Authentic Stock: Receive fresh, factory-tested inventory directly from our production facilities.
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Direct Manufacturer Warranty: Enjoy hassle-free warranty fulfillment and off-site service directly through our dedicated team without third-party delays.
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Pre-Dispatch Quality Inspection: Every amplifier undergoes strict multi-point operational and thermal testing before packaging.
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Expert Audio Support: Get real-time advice from experienced audio engineers regarding system matching, cabinet tuning, power supply sizing, and bridging configurations.
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