Technical Engineering Series

CFT-04C40

4 Core 4 mm² speaker cable

Circleflex's 4-core speaker cable packs flexible electrolytic bare copper conductors into a rugged PVC TM2 jacket, rated to 300Vac and compliant with IEC 60332-1-2 for reliable, fire-safe analog audio distribution.

sensors SYSTEM: ACTIVE

Optimized for Digital & Analog Precision

Gauge 4 SQMM

O.D. 13.2 MM

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UF Technology

Universal Format core architecture enables effortless switching between high-impedance digital signals and low-noise analog paths within a single cable design.

Layers

99.9% Pure Tinned Copper

99.9% pure tinned copper ensures zero signal degradation and maximum conductivity over extended distances.

precision_manufacturing

SQMM Standards

Eight conductors precision-gauged to 0.22mm² maintaining strict impedance requirements across all four pairs for professional signal transmission.

biotech Micro-Strand Detail

Advanced tinned copper geometry optimized for AES/EBU and DMX signal stability.

Engineering Specifications

DOC: CFT-04C40-SPEC-2026

GENERAL PERFORMANCE

CABLE O.D. 0.20

SIGNAL CAPABILITY SIGNAL CAPABILITY

STANDARD REELS As per requirement

OPERATIONAL TEMP -20°C to +70°C

CONDUCTOR INTEGRITY

MATERIAL Flexible Electrolytic Bare Copper

AREA STANDARD 4 mm²

STRANDING 128 x 0.20 mm

PHYSICAL CONSTRUCTION

SHIELDING AI/PET Tape on Single Pairs

JACKET SPEC Fire Retardant PVC

FINISH Matte Black

MECHANICAL LIMITS

TEMP RANGE -20°C to +70°C

NET WEIGHT 30.80 kg / 100m

Engineered for Perfection

The CFT-04C40 is specified for bi-amped or dual-zone speaker systems. Work with our audio engineers to plan your multicore routing strategy.

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