Multi-conductor cables are engineered to carry multiple signals or power paths within a single jacketed assembly. Effective design balances electrical performance, mechanical durability, flexibility, and overall cable size.
Conductor Configuration
Conductor arrangement influences electrical performance and mechanical behavior.
- Twisted pairs for noise reduction
- Grouped or isolated conductors based on signal type
- High strand-count or alloy conductors for flexibility and fatigue life
- Mixed conductor types for hybrid signal and power designs
Shielding Architecture
Shielding strategy is selected based on signal sensitivity and noise environment.
- Individual conductor shielding
- Group shielding for related signals
- Overall shielding for external EMI/RFI protection
- Spiral, braided, foil, or conductive PVC shield types
Shielding choice affects cable diameter, flexibility, and durability.
Insulation and Jacket Selection
Material selection protects conductors and supports mechanical performance.
- PVC, TPR, polyurethane, or fluoropolymer insulations
- Jackets selected for abrasion, flex life, and environment
- Thin wall designs to reduce overall diameter when required
Mechanical Considerations
Multi-conductor designs must account for motion and handling.
- Bend radius and flex frequency
- Cable routing and strain relief
- Diameter and weight constraints
- Long-term fatigue and service life
Balanced construction helps ensure consistent performance across all conductors.
Typical Applications
Multi-conductor cables are commonly used in:
- Industrial controls and automation
- Medical and diagnostic equipment
- Communications and audio systems
- Instrumentation and sensor assemblies
Design Support
Multi-conductor cable design requires coordination of electrical and mechanical requirements. Gavitt works with customers to evaluate application demands and develop constructions tailored to each use case.