Monoprice

Monoprice 104043 18 AWG CL2 Speaker Wire

4.7 (1827 reviews)

Experience Superior Sound with Monoprice Speaker Wire Maximize the performance of your home audio setup with Monoprice Access Series Speaker Wire. Engineered with high-purity, oxygen-free copper, this cable ensures pristine audio signal transmission for a truly immersive listening experience. It...

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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

Experience Superior Sound with Monoprice Speaker Wire

Maximize the performance of your home audio setup with Monoprice Access Series Speaker Wire. Engineered with high-purity, oxygen-free copper, this cable ensures pristine audio signal transmission for a truly immersive listening experience. Its CL2 rating makes it safe for in-wall installation, providing a clean and professional look.

  • Conductors: 99.95% pure bare copper (oxygen-free)
  • Length: 100 continuous feet
  • Gauge: 18 AWG
  • Conductor Count: 4-conductor
  • Jacket: White PVC, CL2 rated for in-wall use
  • Polarity Identification: Color-coded PVC jacket on each conductor

Key Features

Oxygen-free 99.95% pure bare copper conductors

100 continuous feet of 18Awg 4-conductor speaker wire | on a spool

The white Outer jacket is CL2 rated, making it safe for use within the walls of residential class buildings

Each conductor has an individual, color-coded jacket enclosed within the outer white CL2 jacket

Specifications

Conductor Material
Oxygen-free 99.95% Pure Bare Copper
Wire Gauge
18 AWG
Number of Conductors
4
Length
100 feet
Jacket Rating
CL2
Jacket Color
White (outer)
Conductor Insulation
Individual Color-Coded Jackets

Pros & Cons

👍 Pros

  • Features 99.95% pure bare copper conductors, minimizing signal loss and ensuring clear audio transmission.
  • Comes in a 100 continuous feet length on a spool, providing ample wire for various speaker setups and convenient storage.
  • The white outer jacket is CL2 rated, allowing for safe in-wall installation in residential buildings according to code.
  • Each of the 4 conductors is individually color-coded, simplifying the wiring process for correct polarity and connections.
  • The 18 AWG gauge is suitable for most home audio speaker applications, balancing flexibility and current capacity.

👎 Cons

  • The 18 AWG gauge might be considered thin for very long runs or high-power speaker systems, potentially leading to some signal degradation over distance.
  • Being a 4-conductor wire, it is specifically designed for stereo or bi-amping connections, which may be more than needed for simple mono speaker setups.
  • The cable's oxygen-free copper claim does not specify a certification standard (e.g., OFHC), making it hard to compare with other premium cables.
  • The white outer jacket may not blend well with all interior decors if not installed in-wall or concealed.
  • No specific information is provided about the durability or flexibility of the outer CL2 jacket, beyond its safety rating.

Frequently Asked Questions

The conductors in this Monoprice speaker wire are made from oxygen-free 99.95% pure bare copper.
This speaker wire comes as 100 continuous feet on a spool.
Yes, the white outer jacket is CL2 rated, making it safe for in-wall use within residential class buildings.
Yes, each of the four conductors has an individual, color-coded jacket to aid in correct wiring.
This Monoprice speaker wire has an 18 AWG gauge.