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REL Acoustics Carbon Special Black Label 12" Subwoofer

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Certified Pre-Owned What’s this?

+$399.00 Shipping to contiguous US.
Tax collected at checkout.

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TMR Safe Pack & Ship Guarantee

Our Safe Pack and Ship Guarantee means we guarantee its safe arrival. Items are carefully double-boxed or custom foam-molded. For larger pieces, we palletize to ensure secure, upright delivery. In rare cases of loss or damage, we fully protect your purchase.

Shipping Cost

Cost to ship this item within the Contiguous United States is a flat rate of $399.00, including packaging and insurance. Note that all items valued over $750 will require a signature upon delivery.

We DO NOT offer international shipping.

30-Day Risk-Free Returns

We want you to have confidence to explore pre-owned audio. That is why every CPO item comes with 30-day risk-free returns.

See our full return policy.

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We stand behind every single CPO item. That is why each one comes with a 90-day buyer protection warranty.

Product Highlights

REL Acoustics Carbon Special Black Label. Freq Response: 19Hz–120Hz. Drivers: 12" carbon-fiber active, 12" passive. Amp: 1,000W NextGen5 Class D. Bridging the Serie S and the flagship Reference line, this limited-production model brings fast, authoritative bass to any system. Housed in an 8-coat Piano Gloss Black cabinet, it utilizes extreme speed and precision for seamless integration. It features High-Level Speakon, RCA, and LFE inputs, plus AirShip wireless compatibility, delivering massive, controlled output.

Critically acclaimed by Hi-Fi+, this subwoofer is celebrated for breathtaking dynamics, lightning-fast transients, and extraordinary clarity. Described as a refined evolution of the S/812, it excels in musicality and blends flawlessly with main speakers. Delivering flagship-level performance in a medium chassis, it provides an uncompromising foundation of pure subsonic energy for high-end audio systems.
Brand REL Acoustics
Type Subwoofers
MSRP $4,999.00
SKU # 93128
Serial # CSBL0828125
Cosmetic Rating

8 - Very good condition with minimal visible cosmetic wear including some faint abrasions on this units high gloss black finish. Fortunately these blemishes are not readily visible, and do not detract from the overall wonderful appearance.

Functional Notes

Operational condition of this item is excellent, fully tested and no issues found.

Age Less than one year
Owners 1
Service History None

Subwoofer, Speakon Cable, Mounting Hardware, Manual, Power Cable, Factory Packaging

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Certified Pre-Owned Risk-Free Guarantee

Every single pre-owned item is expertly authenticated, rigorously tested, honestly photographed, carefully packed, and safely delivered. Backed by real people, real guarantees, and real protection, we promise it will arrive safely to your door, in working order, with no surprises—every time.

If we fall short of that promise, every pre-owned item comes with 30-day risk-free returns, 90-day buyers protection warranty, and free lifetime technical support so you have the confidence to explore without hesitation.

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REL Acoustics Carbon Special Black Label 12" Subwoofer
REL Acoustics Carbon Special Black Label 12" Subwoofer