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SVS SB-4000 Subwoofer - Gloss Black

✓ 5 Year Warranty included
✓ Authorised UK Dealer
✓ FREE 2 - 3 Working Day Delivery

**PLEASE NOTE - Due to the size and weight of this item, a palletised shipping service will be used which normally takes 2-3 working days**

A top choice for home theater and audiophile music systems, the SB-4000 subwoofer delivers massive SPLs and extreme low frequency extension that will astonish even the most discerning listeners. A high-excursion 13.5-inch driver unleashes immense sonic energy while maintaining pinpoint control and accuracy from a 1,200 watts RMS, 4,000+ watts peak power amplifier featuring fully discrete MOSFET output and Analog Devices most advanced audio DSP. Precise tuning for the SB-4000 is enabled from a subwoofer DSP smartphone app with custom presets.

FREE 3m SVS Sub Cable included worth £38.50

£2,169.00
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SVS SB-4000 Subwoofer

Chest-thumping slam and low frequency extension below the threshold of human hearing, with refined musicality – a level of subwoofer performance not seen at this price before. The SB-4000 subwoofer’s sophisticated DSP amplifier, innovative driver and a sealed box design master room gain and command a space with deeper bass and higher output levels than what is typically possible from a subwoofer of its size. An ideal option for reference quality bass in audiophile music or home theater systems, the SB-4000 sets all performance benchmarks for a subwoofer and leaves larger and more expensive subs trembling in its wake.

 

JBL lifestyle

Unparalleled Low Frequency Depth, Power and Detail

The SVS SB-4000 powered subwoofer demolishes all preconceived notions about subwoofer performance and technology by taking command of any room with deep, effortless bass and adding visceral energy to every listening experience. With trickle down technology from the 16-Ultra Series, named top subwoofers in the world by nearly every audio publication and industry group in 2017, the SB-4000 obliterates expectations and delivers a level of unrivaled subwoofer performance only available from SVS.

 

 

High-Excursion SVS Driver 

The SB-4000 subwoofer delivers on the full potential of the Sledge STA-1200D amplifier’s power with precision and control to produce room energizing SPLs and effortless low frequency extension with pinpoint accuracy at all drive levels.

  • Dual ferrite magnet motor assembly weighing nearly 40lbs generates immense magnetic force and excursion of the 13.5-inch driver to produce massive low frequency output well below the limits of human hearing.
  • Edge wound voice coil with eight-layer aluminum flat wire minimizes distortion and power compression while providing excellent heat dissipation and linearity ensuring precise control.
  • Lightweight and rigid composite cone with premium glass fiber dustcap generate massive output with pinpoint accurate frequency response.
  • Proprietary injection molded gasket and long-throw parabolic surround ensure longevity and allow extreme excursion and SPLs.
JBL lifestyle
 
 
JBL lifestyle

Sledge Amplifier

Rated conservatively at 1,200 watts RMS, and 4,000+ watts peak power, the SB-4000 Sledge STA-1200D amplifier uses an efficient Class D design combined with fully discrete MOSFET output and a sophisticated Analog Devices DSP engine. The result is a level of effortless power and advanced processing not available from any other powered subwoofer manufacturer.

High Current Output of Fully Discrete MOSFETs with Efficiency of Class D Amplifier

Efficiency of a Class D amplifier with the ability to move massive amounts of current through the fully discrete MOSFETs enabling immense output and precise control for outstanding real-world subwoofer performance at all drive levels.

 

More Information
Features

Subwoofer Specs:

  • Premium Black Ash and Piano Gloss Black finish options
  • Protective non-resonant steel mesh grille
  • Front-firing 13.5" driver
  • Rear-mounted amplifier
  • Screw-in rubber feet
  • Robust Medium Density Fiberboard(MDF) cabinet construction
  • Cabinet Dimensions (without grille): 18.3” (465mm) H X 17.8” (453mm) W X 18.6” (471.3mm) D
  • Cabinet Dimensions (with grille): 18.3” (465mm) H X 17.8” (453mm) W X 20.9” (530mm) D
  • Shipped Dimensions: 23.5” (598mm) H X 23.5” (598mm) W X 28” (712mm) D
  • Weight (unboxed): 102.3 lbs. (46.4 kg)
  • Shipped Weight: 117.8lbs (53.45kg)

Driver Specs:

  • High-performance SVS 4000 Series Subwoofer Driver - optimized for sealed cabinet design.
  • Proprietary 13.5” Driver with finely tuned Overhung Motor Configuration
  • 43lb (19.5kg) pound Woofer with 37.7lb (17.1kg) pounds for the motor
  • Overhung 52mm Xmax, 76.2mm Xmech precision aligned excursion
  • 8-layer aluminum flat wire edge wound 3” voice coil for ultra-low distortion, efficient heat dissipation, exceptional linearity and nearly zero power compression.
  • Two massive, dedicated toroidal ferrite magnets generate unparalleled levels of magnetic force to drive the highest levels of excursion, SPL, and start/go power for the deepest and most authoritative bass possible.
  • All-new High density FEA-optimized cast aluminum basket provides unequaled levels of rigidity, tensile strength, and energy transference available from a subwoofer.
  • Dual 24-strand copper and Nomex composite high-temperature leads woven through the suspension provide a pristine electrical connection from the amplifier to the voice coil.
  • Premium glass fiber laminated dustcap and reinforced and vented paper-composite cone sub-structure ensure a light, rigid, and neutral radiating surface.
  • Precision machined motor elements and narrow tolerance suspension parts produce unmatched linearity at full excursion for exceptionally tight and fast output, even at reference volumes.
  • Extreme oversized low carbon vented steel U-yoke and top plate provide superior cooling and improved magnetics for maximum performance and efficiency.
  • Copper ring shorting sleeve reduces gap induction and distortion, enhances thermal conductivity
  • Nickel-plated high-tension spring terminals
  • Proprietary injection molded gasket and parabolic SBR extreme-excursion surround maintains ideal pistonic motion for pinpoint accuracy and control
  • Low carbon 1008 steel components with black electrophoresis plating

Amplifier Specs:

  • Massively powerful Sledge 1,200-watt continuous Class D design with 4,000+ watts of Peak Power.
  • Unmatched intelligence from user adjustable low pass, phase, polarity and room gain compensation with three parametric EQs and port tuning (Ported models only) for absolute best alignment with speakers and optimized performance in any room.
  • Groundbreaking SVS Bluetooth DSP control app for iOS and Android devices with three user presets allow custom tuning for every room and system.
  • High efficiency cool-running Class D switching topology with massive 32 Amp 600 Volt MOSFET’s result in lower EMI and highest efficiency while providing effortless power to produce SPLs and low frequency output with pristine clarity well beyond reference listening levels.
  • High resolution 50Mhz Analog Devices Audio DSP with double precision 56bit filtering is most advanced subwoofer processor available for perfect audio reproduction.
  • 100v-240v full range input active Power Factor Correction (PFC) pre-regulates mains to solid 360V DC regardless of mains voltage or quality so the sound quality never falters no matter what’s coming out of the wall
  • Active PFC lowers average current and smooths mains input current allowing for 1200W output from a standard 15A mains circuit.
  • XLR and RCA stereo input/output with ultra-wide input voltage for consumer and professional audio applications.
  • Convenient front-mounted display featuring new Intelligent Feature Control (IFC) with bright blue dimmable/defeatable 8-digit LED front display.
  • Custom EQ and DSP limiter settings tuned specifically for the SB-4000 sealed cabinet design.
  • Auto/On and 3-12V AC/DC trigger for Maximum Installation Convenience.
  • Input impedance 22kohm (unbalanced RCA)/ 22kohm (balanced XLR).
  • Green 0.5-watt low standby power consumption
  • RoHS compliant, lead-free construction, world-wide safety certifications

SVS App Specs:

  • The most powerful and flexible Bluetooth controlled subwoofer DSP app, works with both iOS and Android operating systems.
  • Easiest and most convenient way to adjust crossover frequencies, parametric EQ, polarity, room gain and all other bass management functions.
  • Three convenient custom presets allow for perfect tuning in any room or system, from your favorite seat.
  • Single tap adjustment for controlling variable port tuning with standard, extended and sealed modes.
  • Unique bidirectional feedback shows adjustments in real time on both app and subwoofer interface.
  • Easy-to-follow tutorial provides clear guidance for all functions.

Included Accessories:

  • Protective non-resonant steel mesh grill
  • IR remote control
  • Elastomer feet included
  • Extra heavy-duty, high current 6' power cord
  • Quick Start Guide


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.
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