Black Diamond DIA-CARBON15.1D 15" High Excursion Carbon Fiber Subwoofer 3500W RMS - 7000W MAX | 2-Ohm DVC - Competition-Grade Pro Audio Subwoofer for Extreme Bass
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
Features
Improved Heat Dissipation: Yes
Cone Shape: Conic
Speaker Terminals: Push Terminals 4ga
Motor
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
Thiele & Small Parameters
Equivalent Volume: Vas 27.22L / 0.961ft3
Excursion (one way): Xmax 22.5mm
Free Air Resonance: Fs 37Hz
Mechanical Factor: Qms 4.72
Electrical Factor: Qes .93
Total Factor: Qts 0.78
Moving Mass: Mms 571.9g
Compliance: Cms 31.57mm/N
BL Factor: BL 23.96
Voice Coil Inductance: Le 1.85mH
Diaphragm Area: Sd 779.3cm2
DC Resistance: Re 2+2 Ohms
Efficiency Bandwidth Product: EBP 39.7
Recommended Enclosures
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 27Hz
Measurement
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
- Massive Power for Ground-Shaking Bass - Dominate the lows with an insane 3500W RMS / 7000W MAX power handling��engineered for high-performance car audio systems that demand maximum SPL. This 15-inch subwoofer is built for bassheads who want competition-level output and deep, earth-rattling frequencies
- Advanced Motor Design with 425 Oz Ferrite Magnet - Unleash high-efficiency output and unmatched control with a 3.5" aluminum voice coil, carbon fiber cone, and a 425 oz ferrite magnet. The spider-crossed leads and improved heat dissipation ensure reliability even during extended high-power sessions
- Precision-Optimized Tuning & Performance - Achieve tight, accurate bass with Thiele/Small specs like a 0.78 Qts, 22.5mm Xmax, and 38Hz Fs. Ideal for sealed or ported enclosures (2.5�C4 ft3), this sub hits subsonic lows as deep as 25Hz��perfect for sound quality and SPL lovers alike
- Built Tough with Premium Carbon Fiber Components - Lightweight yet ultra-rigid carbon fiber cone and dust cap provide strength without distortion. Coupled with an aluminum black basket, high-strength foam surround, and 4-gauge push terminals, this sub is designed for aggressive builds and clean installs
- Enclosure-Ready with Versatile Mounting Dimensions - At 15.5�� total diameter and just 10.9�� mounting depth, this sub fits most standard 15" enclosures. Whether you��re building a sealed or ported box, the included port dimensions (Fb: 32Hz) and enclosure volume recommendations make system design simple
By completing a purchase with Turquoise Armadillo, you accept the conditions described in this policy. This applies to all orders shipped within the United States.
Shipping Timeframe
Handling Time: 1–2 business days (Monday–Friday).
Travel Time: 5–7 business days after dispatch.
Cutoff: Orders after 4:00 PM (Pacific Standard Time) are processed the next business day.
Estimated Delivery: 6–9 business days total (handling + travel).
Delivery windows are projected and can vary due to carrier delays, weather, holidays, or other unexpected events.
Shipping Services
Service Type: Standard US Shipping
Cost: Free shipping on all orders no minimum spend required
Destination: Orders are sent to the address you provide at checkout
Shipping details shown at checkout are correct at the time of purchase.
Tracking Your Order
Once your order is dispatched, we will email you a tracking number. Tracking updates usually appear within 48 hours.
Order Changes or Cancellations
If you need to amend or cancel your order, contact us immediately. Once your order has been shipped, changes or cancellations may not be possible.
Incorrect Shipping Address
Please double-check your shipping address is correct before finalising your order. Turquoise Armadillo is not responsible for deliveries sent to wrong or incomplete addresses provided by the customer.
Lost or Delayed Packages
If your parcel appears lost or stuck, get in touch with us. We will look into the situation and assist where possible.
By completing a purchase with Turquoise Armadillo, you accept the conditions described in this policy. This applies to all orders shipped within the United States.
Return Window
Return requests must be lodged within 14 days of delivery. Items should be unworn and unused, sent back in their original packaging with all tags still fixed. Any product showing wear, damage, or alterations will not be accepted.
How to Request a Return
To begin a return, email us with your order number and the reason for returning the item. Once granted, we will email return shipping instructions. Unauthorised returns may be refused.
Damaged or Incorrect Items
If you receive an item that is damaged, faulty, or different from what you ordered, reach out to us straight after delivery. We will examine the matter and provide a solution if your situation qualifies.
Exchanges
Exchanges are only provided for items that arrived damaged or incorrect. We do not accept exchanges for customers who changed their mind. All exchange requests must be emailed with your order number and a brief summary.
Restocking Fees
Turquoise Armadillo does not charge any restocking fees on approved returns.
Refunds
After we receive and inspect your returned product, we will email you an update. If your refund is approved, the amount will be returned to your original payment method. Refund processing may take up to 7 business days from the date of approval. Items that do not meet our return rules may not receive a refund.
Discounts and Promotions
All discount codes and promotional offers must be entered at checkout. We cannot refund any promotions that were forgotten, missed, or already expired.
At Turquoise Armadillo, we strive to ensure that the checkout process is hassle-free and completely secure. Here’s everything you need to know about the payment process:
Accepted Payment Methods
We accept the following payment options:
- Visa
- Mastercard
- Apple Pay
- Google Pay
- Shop Pay
Currency and Charges
The payment will be processed in USD. The entire amount will be deducted at the time of order. In some cases, banks may impose a pre-authorize charge before the order amount is deducted. This is a standard procedure and does not apply only to Turquoise Armadillo. We are a Netherlands-based company, and banks may treat this as an international transaction. The additional charges levied by the bank will be the responsibility of the customer.
Transaction Security
We ensure that all transactions are conducted with the highest level of security. We use SSL encryption and only work with reputable payment gateways. We do not store any card details. The card details will be directly passed to the payment gateway.
Payment Issues
In case of any issues with the payment process, please ensure that the details provided are accurate and match the ones provided to the bank. If you still face issues, please do get in touch with us at [email protected]. We will be glad to assist you.
Order Verification
We monitor all transactions to ensure the security of all our customers. In rare cases, we may ask you to verify your details before processing the order. This is done solely to ensure your security.