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Naim Nait5si Integrated Amplifier Excellent condition One previous owner - sold by ourselves previously Sn 485706 (2021) Four Line Level inputs via DIN RCA Cw original packaging and accessories 12 months RTB warranty applies
Compared with the obvious alternative of waiting for a cheaper used Naim, £690 is better than fair on this one: it sits just under the £704 median and well below the £964 75th percentile, so this is priced like a sensible buy rather than a stretch. It is not a bargain-bin outlier, but it is close enough to the center of the market to feel comfortable for an excellent example.
That makes it easy to focus on the upside: the Nait 5si is a clean, no-frills integrated that’s well liked for punch, drive, and a lively musical presentation, and it remains a strong entry point into Naim’s house sound. At this price, a tidy example with good cosmetics is exactly the kind of listing that should reward a buyer who wants straightforward performance without stepping into more expensive separates.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Naim Audio, a cornerstone of British hi-fi excellence, traces its origins to 1973 when Julian Vereker, a self-taught engineer, racing driver, and music enthusiast, formally incorporated the company in Salisbury, Wiltshire. Vereker's journey began earlier, in 1969, experimenting with tape recording and sound-to-light boxes before designing his first power amplifier in 1971. Amid the British hi-fi industry's recession, he secured a pivotal contract with Capital Radio, blending entrepreneurial grit with a passion for authentic sound reproduction that challenged conventional wisdom.
The brand specializes in premium integrated amplifiers, power amplifiers, preamplifiers, digital streamers, DACs, and compact music systems, often featuring built-in amplification for streamlined setups. While not delving into speakers—beyond a historical foray—or headphones and turntables, Naim emphasizes modular, upgradable components that prioritize pace, rhythm, and timing (PRaT), a signature sonic philosophy rooted in the "source first" approach alongside contemporaries like Linn.
Naim holds a commanding position in the high-end market, revered by discerning audiophiles for its handmade, innovative systems that deliver emotional musical engagement over mere specifications. Now part of VerVent Audio Group following a 2011 merger with Focal, it exports to over 45 countries, sustaining a cult following for resilient, influential designs that transcend economic cycles.
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