- GREAT SOUND BUILT FOR TRUE AUDIOPHILES - Black Diamond DIA-8D4 8" Subwoofer puts out all of the power you need and handles low frequencies like a sub twice the price.
- POWERFUL BASS YOU CAN COUNT ON - Black Diamond DIA-8D4 delivers impressive 400W Max Power with 200W RMS at Dual 4 Ohm, once you hear it you'll finally realize what big, rich bass sounds like.
- UNIQUE DESIGN - This ultra-reliable subwoofer has dual voice coils, Kevlar dust cap, and foam edges all at an affordable price. What more can you ask for!
- HIGH-QUALITY MAGNET - Settle for nothing but the best with Ferrite magnets that produces a wider range of tones and can handle tremendous power at high volumes.
- DUAL VOICE COIL (DVC) - Provides multiple options and flexibility to wire Parallel, Series, or Independent. DVC will make sure you get the most from your system. While typical subwoofers have a single voice coil, Black Diamond offers two
8" 200W RMS, Dual 4 Ohms, DVC Black Diamond Subwoofer DIA-8D4 OPEN BOX
This Listing Includes:
- (1) 8" 200W RMS, Dual 4 Ohms, DVC Black Diamond Subwoofer DIA-8D4 OPEN BOX
**Please reference pictures
In Working Condition
Small scratches and scuffs from previous installation, works as normal
Open-box items are NOT subject to returns. They are sold "AS IS". All requests for returns will not be accepted.**
Description:
This Black Diamond DIA-8D4 8" Subwoofer puts out all of the power you need and handles low frequencies like a sub twice the price. This subwoofer delivers an impressive 400 Watts Max Power with 200 Watts RMS at Dual 4 Ohm. This ultra-reliable subwoofer has dual voice coils, Kevlar dust cap, and foam edges all at an affordable price. The Dual Voice Coil provides multiple options and flexibility to wire Parallel, Series, or Independent. DVC will make sure you get the most from your system. Experience the excellence of Black Diamond!
This Listing Includes:
(1) 8" Subwoofer DIA-8D4
GENERAL SPECIFICATIONS:
-Nominal Diameter: 8"
-RMS Power Handling: 200W
-MAX Power Handling: 400W
-Nominal Impedance: 4 Ohm
-Sensitivity: (1w/1m): 85.6 dB
-Frequency Response: 50Hz-4.5KHz
MOTOR SPECIFICATIONS:
-Voice Coil Diameter: 2 / 50.8 mm
-Voice Coil Former Material: Aluminum
-Winding Material: CCAW
-Cone Material: Non-Pressed Paper
-Dust Cap Material: Paper
-Surround Material: Foam
-Basket Material: Steel
-Magnet Material: Ferrite
-Magnet Weight: 38 oz
-Displacement Volume: .81Lv
THIELE & SMALL PARAMETERS:
-Equivalent Volume: 7.166L
-Excursion: 13.5mm
-Free Air Resonance: 50Hz
-Mechanical Factor: 6.435
-Electrical Factor: 0.756
-Total Factor: 0.713
-Moving Mass: 108.325g
-Compliance: 0.039mm/N
-Force Factor: 9.214
-Voice Coil Inductance: 0.614mH
-Diaphragm Area: 201.23cm2
-DC Resistance: 3.4 + 3.4 ohms
-Efficiency Bandwidth Product: 66.13
MEASUREMENTS:
-Overall Diameter : 8.43
-Overall Depth: 4.92
-Front Mount Baffle Cutout: 7.2
-Mounting Depth: 3.86
-Motor Diameter: 5.51
Accepted Payment Methods at Big Jeff Audio
At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:
Credit and Debit Cards
- Visa
- Mastercard
- American Express
- Discover
- Diners Club
Digital Wallets
- Amazon Pay
- Apple Pay
- Meta Pay (formerly Facebook Pay)
- Google Pay
- Shop Pay
- PayPal
International Payment Methods
Bank Transfers
Financing Options
We also offer financing options to make purchasing easier. Learn more about our financing options here.
- Klarna
- Affirm
- Sezzle
- Snap
- Acima
- Tiptop
If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.
Shipping Options and Delivery Time
Do You Offer Expedited Shipping?
Yes! At checkout, you can select from different shipping options:
- Standard Shipping: Free for orders over $100.
- Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.
How Long Does Delivery Take?
- Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
- Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.
What Happens If My Package Is Undeliverable?
If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.
Why Can’t I Track My Order?
If you're having trouble tracking your order:
- Make sure you’ve received the shipping confirmation email with the tracking number.
- Log into your account on our website and use the “Check Your Order Status” button.
- If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.
