CT Sounds Tropo 18" D2 Subwoofer — Available at Green Bee Solutions, Your One‑Stop Shop for All Car Audio Needs
Welcome to the Troposphere — Where Bass Lives Seven Miles Up
The CT Sounds Tropo 18" D2 is built for one purpose: deliver massive, atmospheric pressure bass without destroying your budget. With a heavy‑hitting motor, oversized voice coil, and rugged construction, this subwoofer brings real SPL performance at a price point that embarrasses the competition.
Why the Tropo 18" D2 Hits Harder
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650W RMS / 1300W MAX Power
Serious output that fills in the low‑end your system is starving for. -
Dual 2‑Ohm Configuration
Flexible wiring options for maximum amplifier efficiency. -
3" 4‑Layer High‑Temp Copper Voice Coil
Paired with a double‑slug Y30 ferrite motor for strong motor force and reliable heat handling. -
High‑Foam Surround + 3% Carbon Fiber Reinforced Cone
Built to flex, move air, and unleash the signature CT Sounds pressure you can feel in your chest. -
Advanced Air Cooling System
Keeps the motor running cool during long demo sessions and heavy daily use. -
Chrome‑Plated Low‑Carbon Iron Bottom Plate
Strength, style, and durability in one compact design. -
Budget‑Friendly SPL Beast
Engineered to deliver real performance without compromising quality or emptying your wallet.
Tropo 18" D2 — Product Overview
The Tropo 18" D2 is the largest and most improved subwoofer in the Tropo lineup. With its 3" dual 2‑ohm voice coil, upgraded motor structure, and rugged basket, it’s the perfect choice for bassheads who want big‑box performance at a small‑box price.
Features
- Dual 2‑ohm voice coil
- 600W RMS / 1200W MAX power handling
- 3" voice coil for improved thermal stability
- Y35 ferrite magnet securely housed in a reinforced motor structure
- Heavy‑duty basket engineered for high‑power audio abuse
Technical Specifications
- Power: 600W RMS / 1200W MAX
- Size: 18"
- Impedance: Dual 2 Ohm
- Voice Coil: 3" (76.2mm)
- Fs: 26.092 Hz
- Qts: 0.511
- Qes: 0.575
- Qms: 4.569
- Vas: 187.1 L
- SPL: 89.5 dB (1w/1m)
- Xmax: 12.5mm (one‑way)
- Displacement: 0.15 ft³
Recommended Enclosures
- Sealed: 3.50 ft³
- Ported: 4.50 – 5.00 ft³
Mounting / Installation
- Cutout Diameter: 16.5" (419mm)
- Overall Diameter: 18.1" (460mm)
- Mounting Depth: 7.8" (198mm)