4 Inch Enclosed Passive Subwoofer with Speaker Grille

Brand Name
Turnkey Systems
Part #
In stock

Low-frequency sound built to last! The SB40-A puts a 4” passive subwoofer in a compact, ported, MDF enclosure with a rugged, protective speaker grille. Connect this via a lead set terminal with an MFJ connector to give the low-end of your sound system reliable strength.

  • 4” subwoofer with speaker grille
  • MDF ported enclosure (8.3 x 5.3 x 6.3”)
  • Lead set with MFJ connector

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More Information
Brand Name Turnkey Systems
Speaker Type Subwoofer
Application Arcade Gaming, Casino Gaming, Indoor
Nominal Impedance (Z) (Ω) 4
Enclosed Speaker Description 4" (102mm) Subwoofer
Frequency Range (Hz) 80 - 2,500
Sensitivity (dB SPL) ¹ 84
Rated Power IEC268-5 (W) 20 Watts
Program Power (W) 40
Environment Indoor
Size, Enclosure H,W,L (inches & mm) 8.3 x 5.3 x 6.3" (211 x 135 x 160 mm)
Enclosure Style Ported
Grille Yes
Net Weight (kg) 2-Pin MFJ Male Connector
RoHS Compliant Yes