

VAS 18-1700FC Speaker Driver
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Preorder Now Available!
Pre-estimated delivery date for the next batch: December 2025.
Shipping Info:
- EU: Free shipping included
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The VAS 18-1700FC is a powerful 18" ferrite subwoofer driver built for serious sound system performance. With a 1700W AES / 3400W program power rating, a 5" copper voice coil, and an ultra-rigid carbon fiber cone, this driver delivers clean, controlled low-end with high efficiency and low distortion.
Its 12-corner cast aluminum basket with curved spokes ensures maximum airflow and mechanical stability, while the resin-treated cone and double silicone Conex spider guarantee durability in demanding setups. Designed for use in reflex, bandpass, or horn-loaded enclosures, the 18-1700FC has been tested on stages across Europe, and it’s now ready for yours.
- 3400 W continuous program power capacity
- 97 dB sensitivity 1W/1m
- 30 Hz ~ 1000 Hz frequency response range
- 125 mm (5") high temperature inside/outside copper voice coil
- High-grade Y35 ferrite magnet, 30 mm in height for longer excursion and higher force factor
- Ultra-strong carbon cone and dust cap
- Silicone double Conex damper
- BL/Re optimized for loaded applications
- Klippel® optimized motor and suspension design
- RoHS compliant
- Suitable for reflex, bandpass, or horn-loaded high SPL subwoofer systems
- Engineered in Germany
- Road-tested at Rototom Sunsplash, Reggae Geel, No Logo Festival
- VAS QC certified for European standards
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We offer a two-year warranty on all our products.

Driver specifications
1700W Nominal / 3400W Program
460 mm / 18 inch
30 ~ 1000 Hz
125 mm / 5 inch
8 ohm
Resonance Frequency: 33 Hz
Re: 5.4 ohm
Qes: 0.30
Qms: 14.3
Qts: 0.295
Vas: 181 liters
Sd: 0.1225 cm²
Xmax: ±13.5 mm
Bl: 33.0 T.m
Le: 1.9 mH
EBP: 110
Thiele-Small parameters are measured with Klippel DA LPM module after a high level 20 Hz sine wave preconditioning test and represent the expected long term parameters after a short term of use.
Black
Surround shape: Dodecagon
Cone shape: Straight
Magnet material: Y35 Ferrite
Former material: Glass fiber
Basket: Cast aluminium
Voice coil material: Copper
Woofer cone treatment: Carbon fibre with resin treatment
Reflex, Horn, Bandpass
Overall Diameter: 486 mm
Width Across Flats: 471 mm
Outer Bolt Circle: x6 M& on 470 mm PCD
Baffle Cutout Diameter: 424 mm
Depth: 200 mm
Air volume occupied by driver: 12.5 l
Number of bolt holes: 12
20.4 kg




