Connectors & cables R
ace engineers operate in conditions that test cables far beyond ordinary parameters. Harnesses must maintain integrity against abrasion from debris, maintain conductivity under extremes of temperature and carry signals
reliably during continuous vibration. When a data line drops during a race, the loss of telemetry deprives teams of real-time insights that guide strategy and safety. When power distribution falters, the result can be immediate and visible on track. The challenge is not only to design wiring systems that resist these conditions but to do so while minimising weight and preserving flexibility for intricate routing through tightly constrained assemblies.
LESSONS FROM AEROSPACE AND DEFENCE
Many of the solutions now gaining traction in motorsport originated in aerospace programmes where reliability is crucial.
Conductors engineered with lighter alloys reduce weight without compromising electrical performance. High-temperature insulators such as fluoropolymers maintain stability even when exposed to sustained thermal loads. Shielding architectures designed to suppress electromagnetic interference protect signal integrity when multiple high-frequency systems operate in close proximity. Specialist designs from manufacturers such as Gigaflight, including Ethernet quad cables, are now approved and used for data transfer in Formula
RACING AHEAD WITH AEROSPACE- GRADE CABLING
Motorsport pushes every element of a vehicle beyond conventional limits. The heat radiating from compact engines, the unrelenting vibration across a chassis at speed and the electromagnetic interference generated by increasingly complex electronics create an environment that can expose any weakness in an electrical system. Even the smallest failure in a wiring harness can undermine performance and leave teams facing setbacks measured in seconds yet costly in outcome. Here, Glenn Piper, director of Global Product Management at wire and cable specialist WireMasters, explores how aerospace-grade cabling technology is enabling motorsport engineers to safeguard performance and reliability.
1 where speed and reliability are decisive. These designs demonstrate how lessons learned in aviation and defence translate effectively to the track.
DATA AT SPEED
Modern racing vehicles depend on high-volume data flows that connect sensors, control systems and communications platforms. Telemetry provides teams with continuous insight into
performance and wear, while video and voice systems support coordination across the pit wall. The integrity of these channels rests on cable design that supports high-speed Ethernet cabling while remaining resistant to vibration and interference. Specialist shielded twisted- pair data bus cables achieve the necessary transfer speeds while maintaining durability under stress. Coaxial designs deliver the signal
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February 2026 Instrumentation Monthly
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