1B15 – 1 X 15″ CERAMIC

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  • Regular price $ 999.99

A single 15″ cabinet, the 1B15 is as punchy as it is warm.



In the Ceramic version, this bass cabinet is made of Baltic Birch and built with a Ceramic transducer in an 8Ohm configuration (A 4Ohm version is available by special order, and takes 1-2 weeks to produce. This model includes the standard 1.4″ Compression driver and 90×60 horn with our signature side-mounted attenuator knob.

Featuring a unique crossover, this single 15″is ideal on its own or stacked with a 2B10 (an extremely popular combo) . In either application the 1B15 delivers Form Factor’s signature tone and reproduces the entire musical spectrum phenomenally well. Like all Form Factor products, the 1B15 is Made in the US.




  • Model: 1B15-8
  • Configuration: 1x15" Ceramic Woofers | 1x1.4" Compression Driver
  • Freq. Response: 32-18,000Hz
  • Sensitivity: 98dB
  • Nominal Power: 600W RMS
  • Nominal Impedance: 8Ω
  • Connectors: 2 x NL4 Speakon™
  • Finish Options: Gig Armor™ (Textured Black Finish)
  • Finish Color: Black
  • Hardware: 18 AWG Steel Grill (Powder Coated Black)
  • Handles: 2 (1 Per Side)
  • Materials: Calibrated Baltic Birch
  • Dimensions: WxHxD 591 x 545 x 400 (mm) 21.2 x 19.8 x 11.8 (inch)
  • Weight: 45Lb | 20Kg

*Please note the 4Ω version is a special order item, and may take up to 2 weeks to ship.