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Fit it Yourself?

Everything you need to fit it yourself at home

Only £30.00 

With Steering Wheel Control
Only £50.00 

5 Stars (3)
 In Phase XTB12A

In Phase XTB12A 1400Watt Active Enclosure

£172.45 Save £177.54 (51%)  was:£349.99
5 Stars
3 Review(s) / write a review
Quickfind Code - 23033
Save £177.54 (51%)
rrp: £349.99
This product has been discontinued

  • Free Car Air Freshener with every order Free Car Air Freshener with every order
  • Next Day Delivery available on all order before 5pm Next Day Delivery available on all order before 5pm
  • Easy Returns Easy Returns
  • 1 Year Easy Warranty 1 Year Easy Warranty

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Sorry, this product has been discountinued. please call us for alternatives

Key Features

1400Watt Active Enclosure - In Phase XTB12A

Inphase XTB12A Features :

  • 12' Subwoofer 4th order enclosure
  • Power: 1400watts
  • Right aerodynamic port
  • Aluminum linear earo venting
  • Double spider
  • Flush fitted
  • Leather feel paint finish
  • Frequency response: 30Hz - 300Hz
  • Sensitivity: 95dB
  • Impendance: 4ohm
  • Acoustic Damping
  • Internally braced for bass enhancement
  • 18mm high density marine MDF
  • Dimensions; (H x W x D): 450mm x 470mm x 327mm
  • 2 peace port
  • 32mm baffle
  • Hand finished

Download image of In Phase XTB12A Click here for Image of In Phase XTB12A
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Customer reviews

ashey on 14/12/2010 5 star rating

anybody looking for exellent quality at an exellent price then look no further than this beast the sound and bass quality are awsome also the service from caraudiocentre was faultless very impressed alround many thanks

xtb 12a
Nick on 19/03/2009 5 star rating

Amazing sound this box blows away my vibe crb 12twine active and this is only 1 sub. get this its amazing

laith evans on 07/01/2009 5 star rating

Best built in amp/sub ive heard. MUCH better than my old vibe cbr box , sounds so much more deeper and more controlled.

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Fitting Services

Need help with Installation?

Here at CarAudioCentre we offer a professional and reputable fitting service in all our stores. For all fitting enquiries and bookings please visit or call one of our nationwide stores. Our fitters can install your new car stereo, DAB radio, audio visual, speakers, subwoofers or amplifier. We can also help to connect your iPod or MP3 player to you existing audio unit and can offer the best advice on the right in-car entertainment for your vehicle, to further this more we also offer a total 100% custom installation service for demo and show vehicles. So if you have an idea come on in and run it past us, the possibilities are endless and we are never too busy for an enthusiastic chat about our favourite subject.

Please note:

"That our two year warranty on products is only applicable to purchases made directly from us and that have been fitted in one of our stores."

Our Stores:

542 546 Mansfield Road, Sherwood NG5 2FR
Tel: 0115 9624 986
743-745 Eastern Ave, Newbury Park, London, IG2 7RT
Tel: 0208 599 2368
835 Garratt Lane, Tooting, London, SW17 0PG
Tel: 0208 971 9181