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JBL JRX218S 18" Passive Compact Subwoofer

639.0 $639.00
14 $14/mo. with 48 months financing*
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Most orders placed before 3 p.m. ET ship same day (except weekends and holidays). This oversized item has special shipping requirements.
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Affordable subwoofer from JBL with 1,400W peak power handling.

The JRX218S is driven by a massive JBL 18" woofer with a cast frame and 3" voice-coil.


  • 18" compact subwoofer
  • 350W (continuous), 1400W (peak) power capacity
  • Rugged enclosure is constructed from 19 mm (.75") MDF (Medium Density Fiberboard) using advanced adhesives and mechanical fastener technology for durability and improved low-frequency performance
  • Enclosure is covered in black carpet
  • A top mounted, cast aluminum 35 mm pole mount receptacle can receive an optional SS3BK pole to facilitate use of the JRX218S as a base for a mid-high speaker cabinet
  • Non-resonant, all steel handles are used
  • Attractive 18-gauge perforated steel grille protects components from damage

Order today and add massive low end to your mix.


JRX218S 18" Passive Compact Subwoofer Specifications:

  • Power Rating: 350W/1,400W
  • Frequency Range (-10dB): 38Hz–300Hz
  • Frequency Response (±3dB): 55Hz–300Hz
  • Sensitivity (@1m): 96dB SPL
  • Nominal Impedence: 4 ohms
  • Recommended Amplifier Power: 350W to 700W into 4 ohms
  • Recommended Crossover Settings: 30Hz HPF, 24dB /octave; 80–100Hz LPF, 24dB/octave
  • Maximum SPL: 127dB
  • Dimensions (HxWxD)
    • 597 mm x 516 mm x 559 mm, (23.5" x 20.3" x 22")
    • Weight: 32.2 kg (71 lb.)
    • Low Frequency Driver: JBL 2043-G
    • Input Connectors: Neutrik speakON NL-4 (x1); .25" TS phone jack (x1); parallel

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    • Orders placed before 3 p.m. ET usually ship the same business day.
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