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Wiring looms

Custom wiring loom assembly service in the UK

Bespoke wiring looms designed for durability, performance & seamless integration - precision-assembled in the UK to exacting ISO standards

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  • ISO 9001 quality assurance

  • Service excellence

  • Made in Britain

How it works: Custom wiring looms made simple

If you need to reduce installation time, improve safety, and keep complex systems performing at their best, our custom wiring looms deliver a complete solution.

We start by reviewing your technical specifications in detail so every loom is tailored to your operating environment and application.

Our UK-based team designs for performance and reliability, selecting from high-quality, traceable materials such as PVC, Silicone, Kynar and PTFE to match the conditions your equipment faces.

Manufactured to ISO 9001-certified standards, every loom is pre-assembled for faster installation, protected against vibration, temperature extremes, moisture and chemical exposure, and 100% electrically tested for peace of mind.

Whether you need small-batch prototypes to prove a concept or high-volume production for rollout, we offer lead times as fast as 3–6 weeks, keeping your projects on track without compromising quality.

Wiring loom
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Black wiring loom

Industries we serve

Our ISO 9001-certified bespoke wiring loom assembly service supports businesses that need dependable performance and reduced downtime in demanding environments.

Popular use cases and industry applications include:

Automotive
Reduce fault rates with high-integrity harnesses for vehicle electrical systems

Medical
Maintain critical accuracy with precision wiring for diagnostic and imaging equipment

Aerospace
Ensure operational safety with lightweight, vibration-resistant looms for avionics

Industrial Machinery
Extend equipment life with robust looms for high-demand environments

HVAC & Boilers
Improve reliability with heat-resistant wiring for heating and ventilation systems

Lighting & AV
Achieve a cleaner finish with discreet, neatly integrated wiring for installations

Semiconductor & Gaming
Support performance consistency with high-grade wiring for electronics

White Goods
Avoid service callouts with dependable wiring for appliances

Rail & Transport
Withstand shocks and vibration with heavy-duty looms for transport systems

Security & Defence
Protect mission-critical assets with robust, tested wiring

ISO 9001 quality bespoke panel wiring assembly

Our ISO 9001 certification means every wiring loom is built for consistent quality, proven performance and long-term reliability. Each loom is tested using point-to-point checks, low and high-voltage testing, resistance measurement and functional verification - so you can install with complete confidence.

These checks ensure compliance with UK manufacturing regulations and industry requirements, reducing the risk of costly faults, downtime and rework.

General wiring
Wiring loom

The bespoke wiring looms process

Component sourcing
We secure high-quality, traceable materials including PVC, Silicone, Kynar and PTFE from trusted suppliers, ensuring the right balance of performance, durability and availability.

Design & prototyping
Our engineers create optimised layouts for your wiring looms, whether you need simple, single-purpose builds or complex multi-circuit assemblies. Prototypes are developed to prove functionality before moving to full production, reducing risk.

Cutting & preparation
Automated cutting and cable marking equipment ensures precise lengths and identification, while overmoulding and insulation stripping prepare each wire for secure, long-lasting connections.

Assembly & termination
Our IPC 620-qualified operators use high-integrity crimping, soldering and ultrasonic welding to create strong, reliable terminations that resist vibration and wear.

Quality testing
Every loom undergoes 100% electrical testing, including point-to-point, voltage, resistance and functional checks, ensuring it meets your exact specifications before it leaves our facility.

Packaging and delivery
We align with your supply chain using Direct Line Feed, Kanban, Just-in-Time and consignment stock methods, so you get the right products, at the right time, without disruption.

Specialist machinery for assembling wiring looms

Our production capabilities include automated cutting and cable marking, overmoulding, precision crimping, ultrasonic welding and specialist testing rigs.

This advanced equipment enables us to meet exact tolerances, produce complex configurations, and deliver consistent quality across every order.

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Connor McLeod
Director & CEO

Why choose Tec-Stop for your bespoke wiring looms?

UK-based service

All design, assembly and testing happens in our UK facility, giving you quick communication, local accountability and full traceability.

ISO 9001 quality assurance

Our certified processes ensure every loom is built to strict safety and performance standards from start to finish.

Fast turnaround

Lead times as short as 3–6 weeks help you keep projects on schedule, with options for urgent delivery when needed.

100% tested before delivery

Every loom is functionally and electrically tested so you can install without additional checks or delays.

Material options

Choose from PVC, Silicone, Kynar, PTFE and other materials to match your temperature, flexibility or chemical resistance requirements.

Small to large volumes

We scale production to match your needs, from one-off prototypes to ongoing high-volume supply.

Built for harsh environments

Our looms are designed to withstand vibration, extreme temperatures, chemicals, moisture and EMI, reducing the risk of costly failures.

Advanced manufacturing technology

Automated processes and skilled technicians deliver precision, repeatability and reliability in every build.

Flexible logistics

We integrate with your supply chain using JIT, Kanban, Direct Line Feed and consignment stock models.

Multi-industry expertise

We bring decades of experience delivering wiring solutions to automotive, aerospace, medical, industrial and specialist markets.

Bespoke wiring looms at Tec-Stop:
Frequently asked questions

What is a wiring loom?

A wiring loom is an organised assembly that bundles multiple electrical cables or wires into one unit to simplify installation, improve safety, and protect against environmental damage. By grouping and securing cables, a wiring loom helps reduce faults, maintenance costs, and downtime. They are also known as wiring harnesses, cable looms, or wire harnesses, with all terms referring to a structured, protective solution for routing and securing electrical connections in vehicles, machinery, equipment, or complex systems.

What does a wiring loom do?

A wiring loom transmits electrical power or signals between components while keeping cables secure, organised, and protected. This structure prevents tangling, reduces wear, and minimises the risk of faults. It also makes installation faster and fault-finding simpler, supporting longer-lasting, more reliable system performance across automotive, industrial, aerospace, and other specialist applications.

Which industries use wiring looms?

Wiring looms are used in industries such as automotive, aerospace, medical, industrial machinery, HVAC, lighting, gaming, white goods, and security. They provide reliable, organised cabling solutions in environments where safety, performance, and durability are critical, ensuring smooth operation in everything from transport systems to advanced medical equipment.

What materials can you use in wiring looms?

We manufacture wiring looms using materials such as PVC, Silicone, Kynar, and PTFE, chosen for their durability and resistance to specific operating conditions. The right material ensures your loom can withstand temperature extremes, moisture, vibration, chemicals, and electromagnetic interference.

Do you test wiring looms before delivery?

Yes, every wiring loom is 100% electrically and functionally tested before it leaves our facility to ensure it meets your exact specifications. Testing includes point-to-point checks, voltage and resistance measurement, and functional verification, giving you complete confidence on installation.

What are your lead times?

Our wiring loom lead times are typically 3–6 weeks, depending on order complexity and volume. We can offer expedited delivery when schedules are tight, helping you keep projects on track without sacrificing quality.

How do you handle proprietary designs or schematics?

We respect confidentiality with strict agreements to safeguard your intellectual property.

Can you produce both small and high-volume runs?

Yes, we produce wiring looms for both small prototype runs and large-scale production. Our processes are designed to scale while maintaining consistent quality, whether you need a single sample or thousands of units.

Do your wiring looms meet industry standards?

Yes, our wiring looms are manufactured to ISO 9001-certified standards and comply with relevant UK and global regulations. This ensures every loom meets strict quality, safety, and performance requirements for your industry.

Secure the backbone of your electrical infrastructure with our expert harness and looms

Get in touch today to get custom harnesses and looms that ensure peak performance and reliability.

Visit us

Tec-Stop
Unit 87a
Blackpole West Trading Estate
Worcester
WR3 8TJ

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