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Black 12AWG speaker cable on a 500ft spool with two colour-coded conductors

Monoprice Inc.

Monoprice Inc. 141374 speaker wire 12AWG 500ft Black

SKU CH-2FF4-PDTC2

12 AWG oxygen-free bare copper speaker wire on a 500 ft reel with CL2-rated jacket for in-wall runs

  • Connector count2
  • Product typeOthers
  • Product colorBlack
  • Overall length152.4
  • Key featuresTwo conductors made of high purity (greater than 99.95 perce
  • High-purity copper delivers clearer signal
  • 95% pure oxygen-free bare copper conductors
  • CL2-rated jacket meets in-wall safety codes
  • Black PVC outer jacket rated CL2 for fire resistance
  • Color-coded inner jackets simplify polarity identification

12AWG CL2-Rated Speaker Wire

This 12AWG speaker wire uses two conductors of high-purity oxygen-free bare copper, exceeding 99.95 percent purity. The CL2-rated PVC jacket makes it suitable for in-wall installation in residential settings. It is sold as a 500ft spool for whole-home or multi-room audio projects.

Conductivity under sustained signal

Pure bare copper provides lower resistance than the copper-clad aluminum found in many budget wires, which is only about 68 percent as conductive. That reduced resistance keeps total cable loss below the five-percent threshold recommended for typical speaker impedances. The amplifier therefore sees a load that stays closer to the speaker’s own impedance curve even during extended listening sessions.

Build and daily handling

Each conductor carries a color-coded PVC jacket for quick polarity identification while pulling cable through studs or conduit. The outer black CL2-rated jacket resists abrasion and meets fire-safety requirements for in-wall runs. The 500ft length lets installers cut exact lengths on site without managing multiple shorter rolls.

How it compares

Measured against everything we stock in Speaker Wire & Speaker Cables, at today’s prices. Recalculated every night.

Price $353.99
Pricier than about 93% of the 295 comparable items (median $38.99).

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Specifications

Product
Brand nameMonoprice
Model name141374
Product typeOthers
Product colorBlack
Ports & slots
Connector count2

Questions about this item

Does the 12AWG pure copper wire stay cool when running high-power audio all day?

The 12AWG oxygen-free bare copper conductors keep resistance very low, so heat buildup is minimal even during extended high-power use.

What connectors or terminals do I need to terminate this 500ft spool?

You will need banana plugs, spade lugs, or bare-wire binding posts that accept 12AWG cable for each of the two conductors.

Will this CL2-rated 12AWG wire work with my older 8-ohm speakers that dip to 4 ohms?

Yes, the pure bare copper keeps total loop resistance well under the 5-percent guideline, preserving the amplifier load even at low-impedance dips.

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