133 mm Enclosed Passive Subwoofer – 90305

133 mm Enclosed Passive Subwoofer Designed for Consistent Low-Frequency Performance from MISCO

This enclosed passive subwoofer from MISCO is designed to deliver tight, controlled low-frequency performance in compact indoor audio systems. Featuring a robust 133 mm driver in a ported MDF cabinet, it offers reliable bass reinforcement without the need for integrated amplification. This enclosed passive subwoofer is well suited for applications where space efficiency, durability, and consistent sound quality are key requirements.

  • 133 mm passive subwoofer driver in a ported enclosure
  • Compact MDF cabinet for space-constrained installations
  • 8 ohm impedance for easy system matching
  • Designed for consistent low-end reinforcement in indoor systems

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The MISCO 90305 enclosed passive subwoofer combines a compact design with reliable acoustic performance for integrated audio systems. Featuring a 133mm passive subwoofer in a ported MDF enclosure, it delivers tight, controlled bass without overwhelming higher frequencies. Its 7.4” × 6” × 9.5” cabinet allows flexible installation in cabinets, kiosks, and other space-limited environments.

This compact enclosed subwoofer operates at 8 Ω and covers a frequency range of 40 Hz to 4,000 Hz with 87 dB sensitivity. Rated at 40 W IEC and 80 W program power, it integrates easily with external amplifiers. An MFJ-terminated lead set simplifies installation, making this MISCO subwoofer a dependable choice for OEM and commercial audio applications.


See this enclosed passive subwoofer in action!

Explore how this enclosed passive subwoofer enhances system performance with clean, controlled bass, showcasing the advantages of a compact 133 mm design optimized for indoor audio environments.

Features

  • 133 mm enclosed passive subwoofer driver
  • Ported MDF enclosure for improved low-frequency response
  • 8 ohm passive subwoofer design
  • Frequency range: 40 Hz – 4,000 Hz
  • Sensitivity: 87 dB (1W @ 1 m)
  • Power handling: 40 W IEC / 80 W program
  • Compact enclosure for flexible installation

Advantages

  • Adds consistent low-end performance without integrated electronics
  • Compact form factor ideal for cabinets and enclosed systems
  • Easy integration with a wide range of external amplifiers
  • Durable MDF enclosure suitable for long-term indoor use
  • Optimized for professional and commercial audio environments

Industry Verticals

This enclosed passive subwoofer is suitable for a wide range of applications:

  • Casino Gaming – Enhances low-frequency effects in slot machines and gaming cabinets.
  • Arcade Systems – Adds impactful bass to immersive gaming and entertainment units.
  • Home Audio – Provides compact bass reinforcement in custom speaker setups.
  • Commercial Sound – Ideal for kiosks, interactive displays, and point-of-sale systems where space is limited.
Dimensions (W x D x H)

7.4” x 6” x 9.5” in (187 x 152 x 241 mm)

Nominal Impedance

8 Ω

SPL (1W @ 1M)

87 dB

Frequency Range

40 Hz – 40,000 Hz

Enclosure Style

Ported

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