AudioControl SPC-12S4 Space 12″ 4-Ohm Subwoofer

Space 12″ 4-Ohm Subwoofer




AudioControl SPC-12S4

Space 12″ 4-Ohm Subwoofer

Space Series 12-inch Single 2-ohm Low Profile Subwoofer

Are you ready to take your musical experience to the next level? Look no further than the Space Series Subwoofers! These slim-yet-mighty subwoofers pack a big sound – delivering maximum low frequency in a shallow space. The ultimate solution for deep, rich bass in a sleek and slim design. Add in their rugged weatherproof features, and you can enjoy your music worry-free in any environment. No matter where you are, we know nothing beats blasting your favourite tunes and feeling your mood drastically improve. So what are you waiting for? Get the Space Series Subwoofers and enhance your vehicle’s listening environment by creating a powerful sound atmosphere.

AudioControl has been helping people make good sound in their cars for over 45 years, and the Space Series Subwoofers are no exception. The fibre matrix injection moulded polypropylene cone ensures that every note is perfectly reproduced so you can feel the bass hit. The 3-layer high-temperature voice coil former means they can handle even the most intense bass without breaking a sweat. And don’t worry about distortion ruining your jams – these subwoofers feature an optimal thermal efficiency design to ensure your bass stays clean and clear. Not only do these subwoofers sound amazing, but they’re also built tough. With their weather-resistant design and removable grille, you can enjoy your music even if your vehicle likes to play off-road.

thiele/small Parameters

Nominal Impedance (Z)                4 ohms

DC Resistance (Re) ]]                    1.8 ohms

Resonance Frequency (Fs)          27.8430 Hz

Piston Area (Sd)                            0.0511 m2

Force Factor (BL)                          10.3379 T.m

Mechanical Q Factor (Qms)         4.0762

Electrical Q Factor (Qes)              0.4073

Total Q Factor (Qts)                      0.4216

Sensitivity 1W/M (SPL)                 87.3655

Mechanical Comp (Cms)              0.2047 mm/N

Moving Mass (Mms)                    159.6086 g

Linear Excursion (Xmax) .           9 mm

Volume Acoustic Comp (Vas)    74.5578 Ltr/2.632984 cu ft

Reference Efficiency (NO.)         0.33% RMS

Power (Pe)                                     400 Watts

Frequency Response                   20-250 Hz

Voice Coil Diameter                    2.5 in/63.5 mm

Displacement                              0.0619 cu ft/1.752 Ltr

In The Box:

  • AudioControl SPC-12S4
  • Owners Manual
  • Warranty Card

  • Low-Profile Shallow Mount Subwoofer
  • Fiber Matrix Injection Molded Polypropylene Cone
  • Weather-Resistant Design
  • 3-Layer High Temp Voice Coil Former
  • Optimal Thermal Efficiency
  • Wrap-Sealed Rubber Gasket to Protect Enclosure Interior
  • Removable Subwoofer Grille Included


  • Overall Dimensions: 12.37 in/316 mm
  • Cut Out Diameter: 11.10 in/282 mm
  • Mounting Depth: 3.94 in/100 mm
  • Mounting Height (w/o Grille): 0.71 in / 18mm
  • Mounting Height (w/ Grille): 1.42 in/36mm

Ported enclosure

  • External Dimensions: 24.00″ W × 14.50″H × 12″D
  • Net Internal Volume:  1.40 ft3
  • Total Internal Volume:  1.75 ft3
  • Gross External Volume:  2.38 ft3
  • Material Thickness: 0.75″
  • Tuning Frequency: 40 Hz
  • Port Area” 22.75 inch2
  • Port Inlet:  1.75″W× 13″H
  • Port Length:  22.25″
  • F3 (Hz):  34

Sealed enclosure

  • External Dimensions: 26″ W × 14.50″H × 5.00″D
  • Net Internal Volume:  0.60 ft3
  • Total Internal Volume: 0.65 ft3
  • Gross External Volume: 1.09 ft3
  • Material Thickness: 0.75″
  • F3 (Hz): 60
  • Qtc:  0.703

*Enclosure size recommendations do not include driver and/or port displacement


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