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REL Acoustics Dual T/7x Subwoofer (Active / Powered) Made the recent move from a nice suburban home into a nice suburban apartment, but sadly that means I've gotta let go of my dual rel t7x set up Very fantastic subwoofers that will not only open up the low end frequencies but also with good positioning allow the speakers to breath a little easier & soundstage to improve, along with all the other things you tell yourself when buying audio gear you don't need 🙂 Come with all accessories, power cables, 10 metre long speakon high-level rel connectors, these things are great if you don't have a
With unknown condition on this REL T/7x listing, that's a red flag pushing the AUD2,300 ask well beyond fair market value—recent comparable used sales in Australia cluster tightly around a median of AUD1,195, with 25th percentile at AUD1,189 and 75th at AUD1,470, making this ambitious at best and overpriced unless it's pristine or modded.
Buyers, verify condition first: power it up and listen for rattles, port noise, or amp hum from the Class D module, a common T/7x weak spot after 5+ years. Check for the original REL Neutrik cable, power cord, and manual—missing kit drops value fast, and probe usage history to rule out driver damage from overdriving.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
REL Acoustics traces its origins to the inventive mind of Richard Edmund Lord, the man behind the brand's acronym, who founded the company in the United Kingdom around 1990 out of frustration with the subpar subwoofers available at the time. Dissatisfied with conventional low-frequency solutions, Lord crafted his own mammoth custom design, integrated into a bay window, which quickly earned acclaim from audiophiles as the finest they had encountered. This grassroots beginning in a tiny workshop marked the start of REL's relentless pursuit of audio perfection, evolving through innovations like the revolutionary High-Level Input that connects directly to a main amplifier's speaker outputs for seamless integration.
The brand specializes exclusively in powered subwoofers, eschewing amplifiers, speakers, turntables, DACs, headphones, or cables to focus intently on sub-bass systems. Early models like the Strata 2, Stadium, and Britannia range established REL's signature forward-firing designs and simplified crossovers, while later series such as T/x and the reimagined Serie S—launched in 2025 with models like the 212 Black Label and S/850—refine musicality, style, and power. Acquired in 2005 by John Hunter and Donald Brody, REL modernized its aesthetics and engineering without diluting its core philosophy.
REL commands a prestigious niche in the high-end hi-fi market as the preeminent authority on subwoofers, revered by discerning audiophiles for transforming even elite $15,000-to-$20,000 speaker systems into reference-caliber performers. Its boutique status stems from unwavering innovation and musical fidelity, positioning it as an essential upgrade for serious setups rather than a mass-market or mid-tier option.
See all REL Acoustics listings on RADAR.
