Monoprice Pure Copper Flat Speaker Wire 16AWG - 100 ft CL2 Jacketed

In this review the Monoprice Pure Copper Flat Speaker Wire is evaluated for home audio enthusiasts who need an unobtrusive, easy-to-route connection for speakers. The bottom line: this 16AWG flat speaker wire is worth considering if you want true pure copper conductors and a flat PVC jacket that hides well under rugs or along baseboards. It delivers reliable signal transfer with clear markings on one conductor so polarity is obvious, and the CL2 PVC jacket makes it safe to run in wall cavities in most residential spaces.

Key Features

• Pure copper conductors: Pure bare copper provides superior conductivity compared with cheaper copper-clad alternatives, helping preserve audio detail over typical in-room distances.
• Flat jacket design: The flat 12.4 x 2.0 mm profile is easier to route around racks, corners, and under carpets than round wire, making concealment and neat runs straightforward.
• CL2 rated PVC jacket: The jacket is CL2 in-wall rated for residential class buildings, allowing safe routing within walls where local code permits.
• Polarity markings: One of the two conductors has cable markings, which simplifies maintaining correct speaker polarity during installation.
• 16AWG size: The 16AWG gauge balances flexibility and low resistance suitable for bookshelf and many floor-standing speaker setups at typical living-room lengths.

Who It's For

This cable is aimed at homeowners and renters who want a clean, low-profile installation for stereo or surround speakers and value the performance of pure copper over copper-clad alternatives. It is particularly useful for runs that need to be tucked under rugs, along baseboards, or passed through wall cavities where a flat, jacketed profile helps concealment.

It is less appropriate for professional installers needing armored or outdoor-rated cable, or for very long runs where a heavier gauge is required; those users should consider thicker gauges or specialized in-wall solutions that match specific code and performance needs.

Pros & Cons

Pros

• High quality pure copper conductor gives better conductivity and likely improved clarity compared with CCA wire.
• Flat PVC jacket lays nearly flush for discreet routing under rugs and along baseboards.
• CL2 in-wall rating allows safer interior routing in residential installations.
• One conductor marked for easy polarity identification during hookup.

Cons

• Some users note stripping can be tricky at times, so extra care or the right tool helps avoid nicking the conductors.
• As 16AWG, it is not ideal for very long runs or extremely high-power pro audio where heavier gauge is preferred.

Specifications

Our Verdict

The Monoprice Pure Copper Flat Speaker Wire is a practical, value-driven choice for most home audio setups that need a tidy, concealed run and the better conductivity of pure copper. For typical living-room speaker distances it balances ease of installation, concealment, and electrical performance, making it a good buy for DIY installs and modest home theater systems.

Frequently Asked Questions

Can this wire be run inside walls?
Yes, the PVC jacket is CL2 rated for routing within residential class walls where CL2 is accepted by local code.

How can I tell polarity?
One of the two conductors has cable markings to clearly indicate polarity during hookup.

Is 16AWG adequate for my speakers?
16AWG is suitable for most bookshelf and many floor-standing speakers at typical room lengths, though very long runs or high-power pro setups may benefit from a heavier gauge.