Krystals – 1.5-sq.mm 2 Core Speaker Cable
Description
Krystals 1.5-sq.mm 2 Core Speaker Cable is designed for high-quality audio applications, providing efficient signal transmission with minimal interference. Its 1.5 square millimeter gauge ensures adequate power handling, making it suitable for connecting speakers to amplifiers or receivers in both home and professional audio setups. The two-core construction helps in maintaining a clear sound while allowing for easy installation. This cable is often favored for its durability and flexibility, ensuring reliable performance in various environments.
Krystals – 1.5 sq.mm 2 Core Speaker Cable
Introduction
The Krystals 1.5 sq.mm 2 Core Speaker Cable is a high-performance audio cable designed to deliver clear, distortion-free sound from amplifiers to loudspeakers. It has been engineered with premium copper conductors, durable insulation, and precise construction, making it a reliable solution for both home entertainment systems and professional installations. With a perfect balance of conductivity, flexibility, and durability, this cable ensures consistent performance across various environments.

Build Quality and Design
At the heart of this cable are two high-purity, finely stranded copper conductors, each with a cross-sectional area of 1.5 square millimetres. This size is carefully chosen to provide excellent current-carrying capacity while keeping resistance low, resulting in minimal signal loss over medium to long distances.
Each conductor is insulated with high-grade PVC material that provides electrical safety and prevents signal interference. The two cores are typically colour-coded (often red/black or blue/white) to ensure correct polarity when connecting speakers — an essential factor for maintaining accurate phase alignment in audio systems.
The outer sheath, also made of robust PVC, gives additional protection against wear, bends, and environmental stress. For applications where the cable may be subject to physical impact or rodents, an armoured version is also available, which includes a galvanized steel wire layer under the sheath for enhanced toughness.
Electrical and Mechanical Properties
- Conductor Size: 1.5 sq.mm (per core)
- Conductor Material: High-conductivity copper (tinned or bare)
- Number of Cores: 2
- Insulation Resistance: High, preventing leakage and ensuring safety
- Operating Temperature Range: −20°C to +70°C
- Voltage Rating: Up to 600V (typical for low-voltage speaker circuits)
- Resistance: Approximately 13.7 ohms/km per conductor at 20°C
These specifications ensure that the Krystals cable is not only electrically efficient but also durable enough for long-term installations.

Performance Benefits
- Clear Signal Transmission – With low resistance and high conductivity, the cable maintains audio quality by delivering signals without distortion.
- Reduced Interference – Twisted cores help cancel out electromagnetic interference (EMI), making it suitable even in environments with multiple electronic devices.
- Flexible Installation – The cable’s design allows easy routing through conduits, ceilings, and walls, whether for domestic or commercial use.
- Durability – PVC insulation and optional armouring protect the cable against wear, environmental factors, and mechanical stress.
- Polarity Marking – Colour-coded cores simplify installation and reduce the risk of wiring errors.
Applications
The Krystals 1.5 sq.mm 2 Core Speaker Cable is ideal for a variety of audio installations, such as:
- Home Theatres: Ensures immersive surround sound with clarity and depth.
- Professional Audio Systems: Perfect for auditoriums, conference halls, studios, and stage setups.
- Commercial Installations: Widely used in malls, restaurants, and public address (PA) systems.
- Educational Institutions: Reliable for classrooms and lecture halls where consistent audio output is critical.
- Outdoor Use (Armoured Type): With its protective GI wire armour, it is suitable for installations that require extra durability.
Why Choose Krystals?
Krystals has built a strong reputation for manufacturing reliable, high-quality cables that meet modern audio demands. Their speaker cables are designed with strict quality control, ensuring long life and consistent performance. The 1.5 sq.mm 2 Core cable represents a balance between performance and affordability, making it a preferred choice for professionals and enthusiasts alike.

Conclusion
If you are looking for a dependable speaker cable that combines high conductivity, durability, and flexibility, the Krystals 1.5 sq.mm 2 Core Speaker Cable is an excellent option. Its robust design, excellent electrical characteristics, and versatility make it suitable for both residential and professional applications. Whether you’re setting up a home theatre, wiring a large hall, or installing a public address system, this cable ensures that your sound is delivered with clarity and reliability.
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