RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
US$145 is a fair-to-good buy, sitting a touch above the US$149 median and well inside the core used-market band between US$98 and US$207. It is not a bargain-basement score, but it is priced sensibly for a tested multi-zone installer amp.
This is a useful piece if you want lots of clean, distributed power in a home-theater or whole-house setup: the SI-1230 is known for being a dependable, rack-friendly 12-channel workhorse that handles multi-room audio without drama. At this price, the appeal is in the practicality and the “tested” status, so the main upside is getting a proven unit that should slot straight into a serious custom-audio system.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Niles Audio traces its origins to 1978, when it launched in Miami, Florida, as a pioneer in switching systems for audio retailers. From these humble beginnings, the company evolved into a cornerstone of custom home audio, earning its stripes as a founding member of CEDIA and building a legacy of installer-focused innovation over four decades. Acquired by Linear LLC in recent years, Niles continues to uphold its heritage while expanding under new ownership.
The brand specializes in comprehensive whole-home audio solutions, offering over 500 products that span architectural speakers, amplifiers, receivers, automation controls, and accessories for seamless integration. Its portfolio emphasizes multi-room distribution, home theater systems, outdoor landscape audio, and cutting-edge options like the nearly invisible Cynema Soundfield in-wall soundbar, all designed for custom integrators to deliver professional-grade performance across indoor and outdoor spaces.
Niles holds a strong mid-to-high-end position in the custom installation market, renowned among savvy homeowners and professionals for reliable, high-quality distributed audio that blends effortlessly into modern living. Far from a vintage collector's niche, it remains a go-to for discerning buyers seeking robust, integrator-friendly systems that prioritize exceptional entertainment without compromise.
See all Niles Audio listings on RADAR.
