21" Speaker Driver 2800 Watt 8 Ohm Bass Woofer by LYONFORGE

Code: LFS21-2800
Availability: 8 In Stock
  • Lyonforge 21" Woofer – Engineered for Repairs & New Builds
  • Power Handling – Up to 2800 Watts, 8-Ohm Impedance
  • Frequency Response – 31–1800Hz, Deep Resonant Lows
  • Optimized For – Sub-Bass Enclosures
  • Durable Design – Rugged Frame & 280mm Heavy-Duty Magnet
  • Ideal Use – Upgrades or New Large Sub-Bass Systems
£348.00 inc VAT

Engineered for both repairs and new speaker builds, the massive 21" Lyonforge woofer is designed to power any large sub-bass system. With a power handling capacity of up to 2800 watts and an 8-ohm impedance, it delivers reliable, high-impact sound.

Optimized for sub-bass enclosures and featuring a frequency response of 31–1800Hz, this speaker produces deep, resonant lows that can effortlessly fill any space. Its rugged frame and heavy-duty 280mm magnet ensure long-lasting performance, even under demanding conditions.

Whether you’re upgrading your current setup or building a new system from scratch, the Lyonforge LFS21-2800 21" Woofer is a dependable and powerful choice. See the specification tab for full Thiele-Small parameters.

Nominal Diameter: 547mm/ 21 inch
Frame: Aluminium
Magnet: Ferrite Ring
Magnet Diameter: 280mm
Nominal Impedance: 8 Ohm
Magnetic Gap Depth: 15mm
AES Power Handling: 1400W
Continuous Program Power: 2800W
Sensitivity 1W/1M: 96.1dB
Frequency Range: 31-1.8kHz
Voice Coil Diameter: 125mm/ 4.9 inch
Winding Material: CCAW
Former Material: GBF
Winding Depth: 27mm
Surround (Damper): NC
Cone and Dust Cap: Paper
Surround Material: Polycotton
Surround Design: Triple-roll
Rosonanco Frequency: Fs, 31Hz
DC Resistance: Re, 6 Ohms
Mechanical Factor: Qms, 8.701
Electrical Factor: Qes, 0.441
Total Factor: Qts, 0.419
BL Factor: BL, 26.773T.m
Effective Moving Mass: Mms, 264.903gr
Compliance: Cms, 95.553 µ M/N
Equivalent Cas Air Load: Vas 374.749L
Effective Piston Area: Sd, 1.66m²
? (Eta Zero): ?0, 2.60%
Overall Diameter: 549mm
Bolt Circle Diameter: 519mm
Baffle Cutout Diameter: 495mm
Depth: 240mm
Neight Weight: 21.2kg
Shipping Weight: 24.2kg