
HSU
VTF-15H MK2
Introduced 2014$899 MSRP
The VTF-15H MK2 is Hsu Research's large front-firing 15-inch ported subwoofer, using a fiberglass-reinforced driver on a cast frame and a 600-watt continuous (2,000-watt short-term) amplifier. It offers hybrid ported/sealed tuning with dual triangular ports, a bypassable variable crossover, and Q Control for adjusting bass character.
MSRP
$899
Used market · Excellent
$588
-35% vs MSRP
as of Sep 1, 2026MSRP to used market
From $899 at launch to $588 today.
Specifications
- Weight
- 95–110 lb (varies by source)
- Warranty
- 7 years on woofer, 2 years on electronics
- Amplifier
- 600 W continuous (RMS), 2,000 W short-term peak
- Enclosure
- Ported, front-firing, with dual triangular ports; hybrid ported/sealed capability
- Dimensions
- Enclosure 24 in H × 18 in W × 26 in D; with grille/feet/amp 25 in H × 18 in W × 28 in D
- Connectivity
- 2 balanced XLR inputs, 2 line-level (RCA) inputs, 2 speaker-level inputs
- Cea 2010 output
- Average 121.8 dB from 40–80 Hz
- Crossover controls
- Variable, bypassable crossover 30–90 Hz at 24 dB/octave; Q Control 0.3–0.7; 0°/180° phase switch
- Frequency response
- ±2 dB from selected tuning frequency to above 200 Hz; hybrid tuning 16 Hz (ported) or 22 Hz (ported/sealed)
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