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REL Carbon Special – Serie S Subwoofer – Piano Black

✓ 3 Year Warranty included
✓ Authorised UK Dealer
✓ FREE Next Working Day Courier Service to mainland UK
Carbon Special is a new limited availability model that combines our latest engineering with cutting edge components from our reference line, all housed in a moderately sized chassis. It features our third-generation carbon fibre 12” driver with a new, bespoke CSP passive driver that delivers 50% longer stroke, powered by our up to 1,000 watt amplifier, itself guided by our CS PerfectFilter™. An all new cabinet with highly polished metal and carbon fibre touches appears only in this model.
£4,349.00

Reference-Level Bass Performance

The REL Carbon Special – Serie S Subwoofer is engineered to deliver breathtaking low-frequency performance with exceptional speed and control. Designed as a limited, high-performance model within REL’s acclaimed Serie S range, it produces deep, articulate bass that enhances both two-channel HiFi systems and premium home cinema setups.

Carbon Fibre Precision

At the heart of the Carbon Special lies a lightweight, ultra-rigid carbon fibre driver, developed to provide faster transient response and greater accuracy. This advanced cone material allows the subwoofer to reproduce bass lines with remarkable detail and texture, ensuring music feels dynamic and lifelike while cinematic effects remain powerful and controlled.

Power with Absolute Control

Driven by a high-current Class D amplifier, the Carbon Special delivers immense power while maintaining composure and refinement. Intelligent limiting and carefully tuned electronics ensure clean, distortion-free output, even at higher listening levels, allowing you to experience deep bass without sacrificing clarity.

Seamless Integration for HiFi & Home Cinema

REL’s renowned high-level connection ensures the Carbon Special integrates naturally with your main speakers, preserving tonal balance and musicality. Whether paired with high-end floorstanders or a full surround sound system, it blends effortlessly to create a cohesive, immersive soundstage.

Luxurious Craftsmanship & Design

Finished with premium detailing and a beautifully constructed cabinet, the Carbon Special is as visually striking as it is acoustically impressive. Its refined aesthetic complements modern interiors and dedicated listening rooms alike, making it a statement piece for discerning audiophiles who demand both performance and style.

Limited Edition Exclusivity

The REL Carbon Special – Serie S is a collector’s-grade subwoofer, combining cutting-edge engineering with exclusivity. Its limited-production status makes it a standout addition for audiophiles seeking both elite performance and a distinctive, prestigious piece of audio equipment for their home.

More Information
Features

Type: Front-firing active driver, down-firing passive

Active Driver Size & Material: 12 in. (300mm) long-throw, carbon fibre cone with inverted carbon fibre centre cap, die cast alloy chassis

Passive Radiator Size & Material: 12 in. (300mm), Carbon/Carbon flat cone structure, steel chassis

Low Frequency Extension: -6 dB at 19Hz (in Room)

Input Connectors: High Level Neutrik Speakon, Low Level (2) RCA, (1) LFE RCA, (1) LFE XLR

Output Connectors: High Level Neutrik Speakon, (1) LFE RCA or (1) LFE XLR

Power Output: 800 watts (RMS), up to 1,000 watts (RMS)

Amplifier Type: NextGen 5 Class D

Wireless Capability: REL AirShip II (sold separately)

Dual Parametric Filter: Yes

Fully Electronic Set Safe: Yes

D.C. Fault: Yes

Output Short: Yes

Mains Input Voltage: 220-240 volts, 110-120 volts for certain markets

Fuses: 5 Amp 220 volts operation, 9 Amp 120 volts operation

Dimensions (W x H x D): 17 x 18 x 21.25 in. (430 x 455 x 539 mm)

Net Weight: 85.3 lbs. (38.7 kg)

Finish: Piano Black Lacquer, 8 coats

Mains Lead: Yes

Neutrik Speakon: Yes (10 Meters Nominal)

Interconnect: Yes

User Manual: Yes


How will you send my item?

We ship to addresses within the UK using Royal Mail and DPD couriers.

How much does delivery cost?

Standard 2-3 working day delivery is FREE on all orders to mainland UK. Next working day courier service is available on all orders for a small fee of £4.99. On some items this is provided for FREE. 

For orders to UK Non-mainland and International destinations, there will be an additional charge at checkout. Please see below for more information.

How long does delivery take?

Depending on the delivery service you choose, delivery usually takes between 1-3 working days to mainland UK from the moment we despatch your order. Orders to UK non-mainland and international destinations can take longer.

When will you despatch my order?

Orders placed before 3pm are processed and despatched the same day (excluding bank holidays and weekends). Orders placed on weekends will be processed and despatched the following working day.

*Please note that international orders may require extra checks before we are able to despatch your order so timescales may vary.

Can I track my delivery?

Yes - Order tracking is offered as standard on all items, whether they are shipped via DPD or Royal Mail. You will receive your tracking information via email once we have despatched your order. 

UK Non-mainland and International destinations.

Due to the UK leaving the EU, some of our delivery partners have changed the way we ship to international and offshore destinations. This means that for the time being we are unable to ship items to these locations.

We are still accepting orders to these destinations however delivery times and prices are not final. We will confirm via email once we know more from our delivery partner.

Shipping for all items to UK Non-Mainland and International destinations will incur a charge at checkout. This charge is not final and we may need to charge for additional postage if required.

Shipping to international destinations may require further security checks and I.D. may need to be provided by the cardholder. We reserve the right to cancel any orders where you are do not pass our security checks or do not pay for appropriate postage.

Please note that we are unable to ship some items outside the UK. To avoid any disapointment please contact us before making your order.

What do you class as UK Non-mainland?

Rep. Ireland, N. Ireland, Channel Islands, Jersey, Guernsey, Isle of Wight, Isle of Man and Scottish Highlands. If you are unsure whether your address is classed as UK Non-mainland please feel free to contact us and an advisor will be happy to help.

For any further enquiries with regards to your delivery please contact us on 020 8813 7666 and one of our adviser's will be happy to help.


If you're not happy with your item or you've changed your mind.

Even though we're sure you'll be happy with your purchase, it's important that you are aware of how we deal with returns in the event that you need to send something back.

We understand how inconvenient it can be when you buy a product and aren't 100% satisfied with it. For this reason we have designed our returns policy to prevent any further inconvenience to you in these instances.

Under 30 days

  • You can return your goods for a full refund or exchange as long as you inform us of your intention to return the goods within 30 days of receipt, starting from the day after you receive your goods (Exclusions apply, see below.)

  • All return costs are down to the buyer and it is recommended that you return your items using a trackable method with appropriate insurance (if required).

  • Once we have confirmed your return, please ensure that you return the item within 14 days.

  • If a returns number is provided then please ensure that the parcel has this clearly marked.

  • Items need to be returned in "as new" condition in their original packaging. We don't mind if you open the product to check it, however any used or damaged products will be subject to a 25% handling fee so please take care when opening your items. 

After 30 days

  • We will not offer a refund after 30 days of you receiving your delivery unless your product is faulty. 

Exclusions from our returns policy

As we're sure you'll understand, there are some products that we can't offer returns on due to their nature. These include:

  • Special order items and cables cut from a reel (priced per metre). These items will be clearly identifiable.

  • In-Ear headphones due to health and hygiene reasons.

  • Products that include software which require activation.

 Please note that these exclusions do not apply to items that become faulty.

If your product becomes faulty

We endeavour to get your items to you in fully working order, however in the event that your items do become faulty, please read below on what you should do next.

In a lot of cases with some products, faults can be fixed by performing some basic troubleshooting, so to prevent any further inconvenience to you we advise that you contact our Customer Service team who can guide you through some basic troubleshooting before sending items back.

Under 30 days

  • If your items become faulty within 30 days of delivery you are entitled to a full refund or exchange. Please contact our customer service centre who will provide necessary returns details.

  • Please send the items back with a cover note including a description of the fault and your original order number.

  • Once we have fully tested the item and confirmed the fault, we will process the refund or exchange including cost of carriage back to us (within reason).

  • If during our testing we cannot find a fault, no refund will be given and you will be charged for delivery of the item back to you.

After 30 days

  • After 30 days you will still be able to get your faulty items repaired or replaced within the manufacturers warranty and we will be happy to assist you with this. Please contact our customer service team to find out the best way to get your items repaired or replaced. Please be aware that after 30 days we will not cover you for any carriage costs.