The BH-12S400 is a 12-inch subwoofer engineered for enthusiasts who want serious bass without the dealer markup. Its 400W RMS rating handles most 4-channel amplifiers with headroom to spare. The stamped steel basket keeps weight down while the NBR rubber surround delivers long-term durability even under heavy excursion.
Installs in sealed or ported enclosures. The 4Ω single voice coil wiring keeps your amplifier happy — no exotic impedance math required.
Enclosure
Sealed or Ported
Impedance
4Ω SVC
Power (RMS)
400W
Sensitivity
88 dB
Power (Peak)
800W
Cone Diameter
12 inches
Magnet Weight
50 oz
Mounting Depth
5.6 inches
Cutout Diameter
11.1 inches
Frequency Response
25–300 Hz
Universal fit — requires enclosure
Single 4Ω voice coil. Wire direct to a mono amp or bridge a 2-channel amp. Minimum amplifier power: 200W RMS @ 4Ω.