Focal Sub One

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Focal Sub One

Focal

Sub One

5 Expert Rating

Product Info

Article Number: 536947
Brand: Focal
Model: Sub One
Category: Subwoofers
Price: $790.90

* Prices may vary. Check retailer for current pricing and availability.

The Focal Sub One is a seriously impressive little subwoofer. It's got a surprisingly punchy and accurate low end thanks to those Slatefiber drivers, and it integrates really well with Focal's satellite monitors. This is a great option for smaller studios or home setups where you need clean, defined bass without overpowering the mids and highs – especially for mixing electronic music or acoustic instruments.

Product Description

  • Focal Sub One
  • Active Studio Subwoofer
  • Two 8" Slatefiber cone woofers
  • Amplifier: x2 100W RMS (Class D)
  • Frequency range: 32Hz - 120Hz (+/- 3dB)
  • Max. SPL: 114dB (peak @ 1m)
  • Stereo input: x 2 XLR
  • Stereo output: x 2 XLR
  • LFE input and output: XLR
  • Adjustable low-pass filter (45 - 120Hz)
  • Subwoofer level
  • Phase position (0 - 180°) and switchable polarity
  • Switchable high-pass filter for satellite speakers with selectable crossover frequency (60Hz / 90Hz)
  • Auto standby after approx. 30 minutes without operation
  • Dimensions (H x W x D): 475 x 310 x 520 mm
  • Weight: 18.5 kg
  • Includes cover grille
PROS
  • • Slatefiber cones deliver tight, controlled bass response.
  • • Class D amplification provides clean power without excessive heat.
  • • Adjustable high-pass filter enhances satellite speaker performance.
  • • Solid build quality; feels robust and well-engineered for studio use.
CONS
  • • Size and weight make placement challenging in smaller rooms.
  • • Limited frequency extension below 32Hz may disappoint some bass enthusiasts.
  • • XLR-only inputs restrict connection options for some consumer gear.

Product Video

Key Features

Woofer Size Two 8" Slatefiber
Power (Watts) 200
Frequency Range 32Hz - 120Hz
Crossover 45-120Hz adjustable low-pass, 60/90Hz high-pass
Connections 2 x XLR Stereo In, 2 x XLR Stereo Out, LFE In/Out (XLR)
Weight 18.5 kg

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Frequently Asked Questions

Slatefiber offers a stiffer and more damped cone, resulting in improved transient response and reduced unwanted resonances – translating to a cleaner, more controlled bass.
Yes, the Sub One is designed to be compatible with a wide range of monitors, but optimal integration is achieved when paired with Focal speakers due to shared design philosophies.
The auto standby is primarily for energy saving and shouldn't noticeably affect performance; there's minimal latency associated with its activation/deactivation.

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