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B-52 Act Pro 212S HD 1000W Dual 12″ Powered Subwoofer

The B-52 ACTPRO-212S HD active subwoofer delivers the sound and reliability you demand.

At a Glance


This 1000W, dual 12″ band-pass subwoofer delivers powerful bass in a compact mobile package. Dual 12″ Eminence® cast frame woofers feature a 2.5″ voice coil. A convection cooled, 1000W Class-G amplifier, features a stereo crossover with high pass outputs, clipping protection, thermal limiting, and an integrated BBE® Sonic Maximizer. Featuring the same controls as the rack mount version, users can process the high end and bass of their entire system through the BBE˚ at the push of a button. Manufactured in Los Angeles, and in a durable, black HiFiDeco painted finish, the 3/4” plywood cabinet construction produces solid bass. Add an ACTPRO-12 on top using the 1.5” diameter pole mounting cup and optional 22” mounting pole. All ACTPRO-212S HD subwoofers include 3″ detachable casters.




  • 1000W class G amplifier with discrete output stages
  • BBE® Sonic Maximizer with HF process and LF contour controls
  • Balanced XLR inputs and full range outputs
  • Stereo High-Pass outputs BBE® processing
  • Built-in compressor/limiter
  • Subsonic filter: 12dB/octave
  • Full thermal and short circuit protection circuitry
  • Large torodial transformer with industrial grade power supply
  • Integrated signal processing
  • Built-in stereo crossover
  • Ground lift switch
  • Large heatsink with convection cooling
  • LEDs for Power, Protect, Limit and Signal
  • Switch to turn on/off front LED
  • 115V/230V 60Hz/50Hz selector switch


  • 2 x Eminence® 12” subwoofers
  • Vented magnet assembly for advanced cooling
  • 3” high temperature polyamide former for increased reliability
  • Cast aluminum frame



  • Made in U.S.A.
  • 3/4” birch plywood construction
  • Environmentally friendly scratch resistant black paint finish
  • Metal handles and rubber feet
  • Metal pole mounting cup on top
  • Heavy duty 3” detachable casters


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