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Q Acoustics Q SUB120 12” HiFi / Home Cinema Subwoofer - Satin White

✓ 2 Year Warranty included
✓ Authorised UK Dealer
✓ FREE Next Working Day Courier Service to mainland UK
The Q Acoustics Q SUB120 delivers deep, powerful bass with precision and control, enhancing both HiFi and home cinema systems. Its 12-inch driver provides room-filling low frequencies, seamlessly integrating into your setup for immersive music, movies, and gaming experiences.
Regular Price £799.00
On Sale Price £779.00
YOU SAVE 2.5%
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Massive, Room-Filling Bass

The Q SUB120 delivers deep, impactful low frequencies that transform music, movies, and games. Its 12-inch driver ensures every note is precise and powerful, providing a truly immersive listening experience.

Seamless Integration with Q Acoustics Speakers

Designed to complement Q Acoustics floorstanding and bookshelf speakers, the SUB120 blends naturally into stereo and home cinema setups. Its precise low-end response ensures a balanced, cohesive soundstage.

Tight and Controlled Low Frequencies

Advanced engineering keeps the bass accurate and responsive. The SUB120 reproduces subtle musical details as well as cinematic explosions with clarity, avoiding muddiness and preserving tonal balance.

Flexible Placement Options

Thoughtfully designed for optimal performance, the SUB120 can be positioned for the best acoustic response in any room. Its compact yet powerful design allows discreet placement without compromising output.

Intuitive Setup and Controls

User-friendly controls make fine-tuning the SUB120 quick and easy. Adjust crossover, gain, and phase settings to suit your room and preferences, ensuring perfect bass performance every time.

Modern Styling for Contemporary Interiors

The SUB120’s sleek cabinet and premium finishes blend seamlessly into modern living spaces. Its understated design allows it to integrate naturally while delivering professional-grade low-end performance.

Perfect for Medium to Large Rooms

With increased output and a powerful driver, the SUB120 is ideal for medium to large living spaces. It delivers immersive low-end impact without overwhelming your main speakers.

Enhance Movies, Music, and Gaming

From cinematic soundtracks to powerful basslines in music, the SUB120 adds depth and excitement to every experience. Its dynamic performance ensures you feel every beat and explosion for maximum impact.

Built to Last

Constructed with Q Acoustics’ signature attention to detail, the SUB120 is designed for consistent, reliable performance. Its robust cabinet and high-quality components ensure long-lasting, dependable bass for years of listening enjoyment.

More Information
Features

Enclosure type: Infinite baffle

Bass unit diameter: 305 mm (12 in)

Effective volume: 44.1 litres

Max SPL @ 1 m: 114 dB

Frequency response (-6dB): 28 Hz – 250 Hz

Low pass crossover range: 40 Hz – 250 Hz

Peak amplifier power: 600 W

Continuous amplifier power: 300 W

THD @ rated power: 0.09%

Input sensitivity (max gain): 300 mv rms

Maximum input level: 2.1 V rms

Input impedance: 20 kΩ

Noise floor (A wtd): 50 μV

Dimensions (HxWxD): 400 x 400 x 432 mm (15.7 x 15.7 x 17.0 in)

Weight (per loudspeaker): 22.5 kg (49.6 lbs)


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. 

Christmas Returns Policy

  • Any product purchased between 15/12/25 and 24/12/25 will qualify for our extended returns policy.

  • If your purchase is made within this time you have until 01/01/2026 to inform us of your intention to return your items.

  • All orders placed within this time which are outside of the standard 30 day policy can only be returned for a credit. All credits need to be used within 90 days of issue.

  • Please ensure you inform our Customer Service team in writing or via email ([email protected]).

  • Any items being returned need be in brand new, unopened and unused condition.

  • All products must be returned to us within 14 calendar days after our Customer Service team have authorised a return.

  • Any promotional items received FREE at the time of purchase must also be returned, unused and unopened, otherwise the value of the promotional item will be deducted from the credit.

Please note: Our normal returns policy still applies on all orders if you are within the 30 day returns period.



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.