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REL Acoustics S/850 Subwoofer (Pair)

£7,198.00

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The REL S/850, delivers deeper, more balanced bass with dual 12" drivers and 850W amps. As a pair they enhance room coverage, reduce distortion, and create a more immersive, precise audio experience—ideal for high-end music or home theater setups.

Includes REL Acoustic 3 Year Manufacturer Warranty

Finish

Product variants

Free Next Day Delivery*

Free next weekday delivery

When you spend over £75, we will send you a tracking number where DPD will give a one hour delivery window. Services available Monday to Friday (excluding public holidays) to most mainland UK addresses for in stock items ordered before our cut-off time at 3:30pm. Terms apply.

Free Saturday delivery

When you spend over £299. We will send you a tracking number where DPD will give a one hour delivery window. Services available to most mainland UK addresses for in stock items ordered before our cut-off time on Friday 3pm. Terms apply.

Free Sunday delivery

When you spend over £299. We will send you a tracking number where DPD will give a one hour delivery window. Services available to most mainland UK addresses for in stock items ordered before our cut-off time on Saturday 2pm. (Sunday delivery location) Terms apply.

Reserve for Collection

Some of our manufacturers request for their items not to be sold online. For these items please call to order 01925 828009

Remote locations

Standard next day delivery is free for all orders to most UK mainland addresses. All other delivery prices are determined by the destination, the service chosen and the value and weight of your order. Addresses in the Scottish Highlands, offshore, Northern Ireland & Ireland may incur additional delivery costs, depending on the items ordered.

Returns Policy

If for any reason you’re not completely satisfied with your purchase, we’re happy to offer a refund within 30 days, provided you inform us of your intention within 14 days of receiving your item and return it to us within the 30-day period.

For our full returns policy, click here.

The REL S/850 is the foundation of Serie S, the model upon which the entire range was built. Every design lesson proven here shaped the rest of the line. With immense reserves of power and speed, the S/850 delivers explosive attack, immense output, and the refinement to disappear into the music or film.

Features

Drivers: 12" CastAlloy™ active driver + passive radiator
Amplifier: 850W Linear Class D
Cabinet: Wider, lower profile for improved presence
Low Frequency Extension: -6dB at 19 Hz
Wireless: Airship Direct ready

Refined Design and Wireless Connectivity

Its redesigned, wider lower cabinet enhances scale and presence, while subtle details ensure it looks as refined as it sounds. Available with standard cloth grilles or the option to upgrade to premium wood, the S/850 sets the benchmark for design and performance. As with all Serie S models, the S/850 is Airship Direct™ ready, offering wireless freedom without sacrificing speed or detail.

Specifications

Type:	Front-firing active driver, down-firing passive
Active Driver Size & Material:	12 in. (305mm) long-throw, CarbonAlloy™ cone structure, die-cast alloy chassis
Passive Radiator Size & Material:	12 in. (305mm), Carbon/Carbon flat cone structure, steel chassis
Low Frequency Extension:	-6dB at 19Hz
Input Connectors:	High Level Neutrik Speakon, Low Level (2) RCA, (1) LFE RCA, (1) LFE XLR
Output Connectors:	High Level Neutrik Speakon, (1) Low Level RCA, (1) LFE RCA or (1) LFE XLR
Power Output:	850 watts (RMS)
Amplifier Type:	Linear Class D
Wireless Capability:	REL AirShip Direct (sold separately)
W x H x D:	17 x 17.5 x 20 in. (432 x 445 x 514 mm)
Net Weight:	75 lbs. (34 kg)
Finish:	Piano Black Lacquer, Gloss White Lacquer, 8 coats
Line Array Capable (Y/N):	Y

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