About SMI Interconnect

Backed by the heritage of SMI’s precision cable systems expertise for over 30 years. Systems Manufacturing & Interconnect (SMI Interconnect) is a specialist manufacturer of wiring looms, cable harnesses and electrical assemblies, created to support a broad range of industries with high-quality, cost-effective interconnect solutions.

As part of the wider Systems Manufacturing capability, SMI Interconnect benefits from established manufacturing expertise while operating as a focused, independent offering tailored to more generalised wiring and harness requirements.

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From Prototype to Production

SMI Interconnect supports the full lifecycle of cable and harness manufacturing:

New product introduction (NPI) – prototype and development builds
Small batch production – ideal for early-stage products and testing
Volume manufacturing – repeatable, controlled production

Engineering Insight Where It Matters

SMI Interconnect supports the full lifecycle of cable and harness manufacturing:

Improve manufacturability
Reduce costs
Streamline assembly

Our Facilities

All manufacturing is carried out in the UK under controlled conditions, including:

Semi-Cleanroom and specialist assembly environments
Dedicated wiring and harness production areas
Structured testing and inspection processes

A Trusted Manufacturing Partner

SMI Interconnect is built on the principle of delivering:

Consistent quality
Reliable delivery
Long-term customer partnerships