CABLETECH KAB0382 Cabo de coluna 2x0,5mm² OFC 20m preto-vermelho

With a conductor cross-section of 2 x 0.5 mm² and oxygen-free copper, this speaker cable delivers clean signal transmission for low-power audio setups. The flat black-red jacket and color-coded polarity marking simplify installation, while the 20-meter length provides ample reach for home or car audio systems.

Overview

This CABLETECH speaker cable is a 2-core twin design, featuring multi-strand oxygen-free copper conductors insulated with PVC. The flat profile (approx. 2.5mm x 5mm) allows discreet routing along walls or under carpets. Rated for up to 300V and 3-5A, it is suitable for connecting speakers to amplifiers in home audio, car audio, and low-power speaker systems. The cable is unshielded, RoHS compliant, and operates reliably between -20°C and +70°C.

What stands out

• Oxygen-free copper conductors ensure minimal signal loss and high conductivity.
• Color-coded red and black insulation prevents polarity errors during installation.
• Flat, flexible design with multi-strand conductors for easy routing and bending.
• 20-meter roll provides enough cable for most room or vehicle installations.
• RoHS compliant and built with durable PVC insulation for long-term use.

Technical details

• Cable type: Speaker cable, 2-core (twin)
• Conductor cross-section: 2 x 0.5 mm²
• Conductor material: Oxygen-free copper (OFC)
• Insulation: PVC
• Outer jacket colour: Black-red
• Cable length: 20 m
• Voltage rating: Up to 300V
• Current rating: Approx. 3-5 A max
• Resistance: Approx. 0.034 Ω/m per conductor
• Outer dimensions: Approx. 2.5mm x 5mm (flat)
• Stranding: Multi-strand for flexibility
• Operating temperature: -20°C to +70°C
• RoHS compliant: Yes
• Packaging: Roll/spool
• Shielding: Unshielded

Our verdict

An excellent choice for budget-conscious audio enthusiasts needing a reliable, flexible speaker cable. The oxygen-free copper and clear polarity marking make installation straightforward, and the 20-meter length offers great value for both home and car audio projects.