Custom Box Build Solutions
Electromechanical Box Builds
From custom electrical control enclosures and integrated wiring systems to complete electromechanical assemblies, we combine cable harnesses, connectors, switches, terminals and mechanical components into solutions built to your exact specifications.
Supporting one-off prototypes, small batches and volume production runs for a wide range of applications across many business sectors. From OEM, Aftermarket to End user and more, we support businesses across the UK.
Providing flexible manufacturing, consistent quality, fast turnaround times and reliable on-time delivery.
- High Quality Manufacturer
- UK/Global Supplier
- Reliable Support
Bespoke made box build assemblies
Our box builds are manufactured in Staffordshire with fast turnaround times available
Solving All Of Your Headaches
Why companies use our electromechanical box builds
UK Made Box Builds and Electrical Assemblies
Our box builds are engineered for performance, reliability and longevity, all designed, assembled and tested in the UK. Buyers often ask what sets our builds apart. The answer is control and precision, we handle every stage in house, using quality approved components to guarantee safe, consistent operation. Available in metal or plastic clad enclosures, including IP rated options, each unit is built to perform in demanding environments such as industrial automation, power distribution and control systems.
End To End Manufacturing
From design to delivery, our process ensures every box build is manufactured to your exact specification, We support you through each step from material selection and prototyping to production and testing to make sure every component functions exactly as required. Clients often ask whether we can scale from small runs to complex assemblies, the answer is yes. Our flexible manufacturing process is designed to handle both simple enclosures and multi-component engineered builds without compromising quality.
Protective Assurance & Proven Quality
When reliability matters, our box builds deliver. Each unit is assembled under strict quality control, with optional potting or resin encapsulation to protect sensitive electronics from moisture, vibration and contaminants. We’re frequently asked about compliance, all our builds can be IP-rated, tested and traceable, ensuring they meet relevant UK and international standards. With capabilities spanning compact control boxes to large industrial enclosures, we combine precision engineering with flexibility.
Expertise in Complex Component Assemblies
Our team is experienced in manufacturing box builds for complex systems, integrating multiple components with precision to handle sophisticated engineered projects.
Dedicated Project Management
Each project is supported by dedicated project managers who oversee every stage, ensuring clear communication, on time delivery, and adherence to client specifications.
Scalable Manufacturing Capacity
From single units to high volume orders, we can scale production to meet demand, making us a reliable partner for both small scale prototypes and full scale deployments.
Our commonly asked questions
Box Build Assembly FAQ's
In this FAQ section, we address common questions related to our electrical wiring loom products and services. Discover details about our custom manufacturing options, materials, compatibility with different applications, and industry standards.
An electromechanical box build is the integration of electrical, electronic and mechanical components into a complete assembly or enclosure. This can include wiring looms, cable harnesses, printed circuit boards (PCBs), switches, relays, terminals, connectors and other components required for the finished unit.
At Leads & Looms, we manufacture bespoke electromechanical box builds to customer specifications, supporting OEMs and industrial manufacturers that require assembled electrical systems rather than individual components.
We support bespoke electromechanical assemblies for applications including industrial machinery, automotive systems, manufacturing equipment, power distribution and specialist electrical products.
Depending on your requirements, box builds can incorporate custom wiring looms, battery cable assemblies, electrical connectors, switches, control components and mechanical fittings. Our team works from your drawings, samples or technical specifications to establish the most suitable assembly configuration.
Yes, we can work from existing technical drawings, wiring diagrams, bills of materials (BOMs), assembly instructions and physical samples to understand your requirements.
Whether you’re developing a new product, updating an existing assembly or looking to move manufacturing from another supplier, our Staffordshire team can review your specifications and discuss the components, assembly methods and production quantities required.
Electromechanical box builds can be customised to accommodate specific enclosure dimensions, internal wiring layouts, connectors, cable lengths and component arrangements.
We understand that different applications require different mounting positions, wiring routes and electrical connections. By reviewing your requirements before production, we can establish an assembly approach that supports your equipment’s intended function and installation requirements.
Leads & Looms supports bespoke manufacturing requirements, including prototype development, smaller production batches and ongoing repeat orders.
For businesses introducing new equipment or trialling an updated design, an initial assembly can help establish component compatibility, wiring arrangements and practical manufacturing requirements before progressing to larger production quantities.
Contact our team with your expected volumes to discuss the most suitable manufacturing approach.
BEHIND THE SCENES AT LEADS & LOOMS
Watch the engineering that goes into our box build/electromechanical box build orders
All made in-house at our staffordshire workshop
From component preparation and precision wiring to enclosure assembly and the integration of electrical and mechanical components, our upcoming video will showcase the skills, attention to detail and manufacturing capabilities involved in producing box build solutions to customer specifications. See how our Staffordshire team supports OEMs and industrial manufacturers with bespoke assemblies, flexible production volumes and reliable turnaround times.
UK-Based Manufacturing
With a proven track record supplying into many sectors, our customers rely on us knowing that Quality, Cost & Delivery is never compromised.
Manufactured To Your Exact Specification
Our facilities and expertise allow for a wide range of tailored solutions, from electrical wiring looms, battery and power cables up to 400mm², normal standard to intrinsically safe box builds, we manufacture these all designed to meet you specific requirements.
Experienced In-House Team
Our team is ready to assist at any stage of your project, from initial design to final delivery, ensuring smooth and timely service.
Testimonials and feedback
What people say about Leads & Looms
Discover what our customers have to say about working with Leads & Looms. From bespoke wiring looms and cable assemblies to ongoing manufacturing support, our customer feedback reflects our commitment to consistent quality, reliable delivery and building long-term relationships with businesses across the UK.
