Black Diamond 15" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil
Product Overview
Black Diamond DIA-CARBON15.1D – 15" High Excursion Subwoofer with Carbon Fiber Cone | 3500W RMS / 7000W Peak | Dual 1-Ohm Voice Coil | Deep Bass for Car Audio & SPL Builds
MASSIVE BASS POWER – Push your system to the limit with 3500W RMS / 7000W Peak Power. The DIA-CARBON15.1D delivers extreme low-end performance, perfect for SPL builds and high-output car audio systems.
REAL CARBON FIBER CONE & DUST CAP – Built with premium carbon fiber for faster response, reduced distortion, and lightweight durability. This sub stays sharp and clean, even at full excursion.
TRUE HIGH-EXCURSION PERFORMANCE – Features an Xmax of 22.5mm, allowing deeper cone movement for earth-shaking bass and low-end precision that you can feel in every beat.
3.5” CCAR ALUMINUM VOICE COIL – Oversized and heat-tolerant for consistent, distortion-free output during long, loud sessions. Advanced cooling keeps your sub performing under pressure.
MASSIVE MOTOR STRUCTURE – Equipped with a 425 oz ferrite magnet to create a powerful magnetic field for better bass control and tight SPL performance.
Key Features
- Carbon Fiber Cone
- Carbon Fiber Dust Cap
- SPL-Competition
- High Excursion
- Aluminum Basket
Specifications
| Nominal Diameter | 15" / 381mm |
|---|---|
| Nominal Impedance | 1+1 Ohm |
| RMS Power Handling | 3500W |
| MAX Power Handling | 7000W |
| Sensitivity (1w/1m) | 84dB |
| Frequency Response | 10-200Hz |
| Recommended Low-Pass Crossover | 60Hz |
| Improved Heat Dissipation | Yes |
| Cone Shape | Conic |
| Speaker Terminals | Push Terminals 4ga |
| Voice Coil Diameter | 3.5" / 89mm |
| Voice Coil Former Material | Aluminum |
| Winding Material | CCAR |
| Cone Material | Carbon Fiber |
| Dust Cap Material | Carbon Fiber |
| Dust Cap Size | 7" / 180mm |
| Surround Material | Foam |
| Spider Diameter | 9" / 228mm |
| Leads Connection Type | Spider Crossed |
| Basket Material | Aluminum |
| Basket Color/Finish | Aluminum/Black |
| Magnet Material | Ferrite |
| Magnet Weight | 425 Oz |
| Equivalent Volume Vas | 34.26L / 1.209ft3 |
| Excursion (one way) Xmax | 22.5mm |
| Free Air Resonance Fs | 38Hz |
| Mechanical Factor Qms | 5.224 |
| Electrical Factor Qes | 1.083 |
| Total Factor Qts | 0.89 |
| Moving Mass Mms | 442.7g |
| Compliance Cms | 39.72mm/N |
| Bl Factor BI | 13.96 |
| Voice Coil Inductance Le | 0.88mH |
| Diaphragm Area Sd | 779.3cm2 |
| DC Resistance Re | 1+1 Ohms |
| Efficiency Bandwidth Product EBP | 35 |
| Sealed Internal Volume | 70L / 2.5ft3 |
| Sealed Box Output Response F3 | 35Hz |
| Ported Internal Volume | 113.2L / 4ft3 |
| Port Size *Square (WxHxLong) | 3"x15"x22.4" |
| Port Tunning Frequency Fb | 32Hz |
| Ported Box Output Response F3 | 25Hz |
| Overall Diameter | 15.5" / 394mm |
| Overall Depth | 12.75" / 324mm |
| Front Mount Baffle Cutout | 14.15" / 360mm |
| Mounting Depth | 10.9" / 277mm |
| Motor Diameter | 9" / 230mm |