Krystal SPK-EDGE-1.5-2-ATC Speaker Cable The Krystal SPK-EDGE-1.5-2-ATC Speaker Cable is a premium-quality 1.5 sq mm 2 core speaker cable designed for reliable and high-performance audio installations. Made with annealed tinned copper (ATC) conductors, this cable ensures superior signal transmission, low resistance, and long-lasting durability. Engineered for PA systems, auditorium sound setups, home audio systems, and commercial installations, this cable delivers clear sound quality with minimal signal loss, making it an ideal choice for electricians, sound engineers, and installers across India. Its twisted core construction helps reduce interference and noise, while the Variform PVC outer sheath offers excellent flexibility and protection, making installation easy even in conduits and tight spaces. Whether you are setting up a professional sound system or a home theatre, this Krystal 1.5 sq. mm speaker wire guarantees consistent performance and long service life. Frequently Asked Questions What is this cable mainly used for? A-1 This cable is used for speaker connections in PA systems, auditoriums, and commercial audio installations. Is this pure copper cable? A-2 Yes, it is made of Annealed Tinned Copper (ATC) which gives better durability and conductivity. Can I use it for home theatre systems? A-3 Yes, it works well for home audio systems, especially for longer cable runs. What is the difference between 1.5 sq. mm and 2.5 sq. mm cable? A-4 1.5 sq. mm is ideal for medium distance, while 2.5 sq. mm is better for long distance and high power setups. Is this cable suitable for outdoor use? A-5 It can be used outdoors with proper protection, but it is mainly designed for indoor installation. Specification Model / Part No SPK-EDGE-1.5-2-ATC Type Installation Speaker Cable (Variform Series) Number of Cores 2 Core Conductor Material Annealed Tinned Copper (ATC) Conductor Construction 48 Strands × 0.20 mm Cross Sectional Area 1.5 sq.mm Insulation Type PVC Insulation Diameter 2.90 mm Core Colours Blue & White Sheath Type Variform PVC Outer Jacket Overall Diameter (OD) 7.60 mm DC Resistance (@20°C) 13.7 Ω/km Operating Voltage 600 V Inductance (1 kHz) 0.7 µH/m Capacitance (1 kHz) 97 pF/m Insulation Resistance ≥ 10000 MΩ·m Dielectric Strength 2 kV (1 min) Voltage Breakdown 500V DC for 15 sec Operating Temperature -20°C to 70°C Flex Life 4000 Cycles Dielectric Constant 4 Core Type Twisted (Anti-Interference) Standard Packing 100 m / 300 m Coil Weight (100 m Coil) Approx. 7.25 kg Master Packing 3 Coils per Carton
