The Pro Audio Technology LFC-24sm ranks #4 out of 7 total Large Passive Home Subwoofers (Over 75 lbs) for sound quality. See Top Recommended Speakers By Attribute for all the top speaker suggestions.
#4 Pro Audio Technology LFC-24sm: $10,000
How it compares: Just above it: Danley Sound Labs DTS10 - $5600 cheaper. Just below it: JBL 4645C - $5001 cheaper, 2.2dB less max output.
| CEA-2010-A Average (40-80Hz) | 129.5 dB (avg of 3/4 bands) |
|---|---|
| Cabinet Color | black |
| Country | United States |
| Dimensions | 26.0"H x 60.5"W x 21.0"D (660.4 x 1536.7 x 533.4 mm) |
| Driver | Dual 24" (610mm) drivers |
| Driver(s) | (1) 24 inch |
| Enclosure | ported, front |
| Measurement Source | Brent Butterworth |
| Output SPL at 20 Hz | 117.7 dB |
| Output SPL at 25 Hz | 125.4 dB |
| Output SPL at 31.5 Hz | 127.6 dB |
| Output SPL at 40 Hz | 129.4 dB |
| Output SPL at 50 Hz | 130.0 dB |
| Output SPL at 63 Hz | 129.2 dB |
| Passive | Yes |
| Weight | 266.1 lbs / 120.7 kg |
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Product prices and availability were last checked July 31, 2026 at 5:30 AM UTC and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.