General FAQs
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TBC
We are open 9am-5pm, Monday to Friday
We operate as a UK-based manufacturer and installer, providing bespoke cable assemblies, fibre, and networking infrastructure throughout the UK and mainland Europe
We are based in St Albans and Welwyn Garden City. St AlbansUnit C 156 St. Albans RoadSandridge, St. AlbansHertfordshireAL4 9LP Welwyn Garden City7 WatchmeadWelwyn Garden CityAL7 1AP
We are proud to operate under quality standards that meet the demands of the most highly regulated industries. This commitment reflects our focus on continuous improvement, precision engineering, and customer satisfaction at every level. From design thr...
With decades of experience behind us, GEM Cable is proud of a history built on innovation, reliability and trusted partnerships. 1986Founded as The Cable Factory in St Albans, Hertfordshire, the company started it's journey serving the telecoms market. ...
In order to give you pricing a member of the team would need to contact you to discuss your requirements in greater detail. If I could take your name, email address and telephone number, we’ll be in touch asap.
At GEM Cable, our values guide everything we do, from the products we manufacture to the service we deliver. IntegrityWe operate with full transparency and are open, honest and fair in all aspects of business. We are committed to doing the right thing e...
GEM Cable Solutions is driven by an understanding of the unique needs of our clients. We specialize in combining bespoke products with trusted, sourced components to provide comprehensive cabling solutions that simplify the procurement and logistical ch...
At GEM Cable Solutions, our one-stop-shop approach means we handle everything from design and prototyping to production and delivery. Whether it’s fibre optics, copper cabling or bespoke assemblies, we provide complete, high-quality solutions from a sin...
We are committed to continuously evolving and adapting to the changing needs of the industries we serve. Our highly skilled engineers, technicians, and project managers leverage cutting-edge technologies and extensive industry expertise to deliver solut...
With proven experience in supplying competitively priced, high-capacity solutions to commercial, government, and public-sector clients, GEM Cable Solutions is uniquely positioned to support your business in navigating new technologies and growing demand...
At GEM Cable Solutions, we are experts in providing high-performance, reliable solutions for the aerospace industry. With extensive experience serving the aviation and aerospace sectors, we understand the critical demands of your operations and deliver ...
We deliver bespoke, flexible products built around your exact requirements, with full end-to-end support from design to installation. Our AS9100 REV D accreditation means every process meets strict aerospace standards for quality and precision. With ove...
As experienced manufacturers of bespoke cabling products, cable assemblies, fibre optic cables, wire looms harness, panels, control boxes, we offer a one stop solution for all your cable networking needs across a number of Industries. [PAUSE 10 SECOND...
At GEM Cable Solutions, we understand the critical role that advanced cabling solutions play in the broadcasting industry. Our clients trust us because we consistently deliver cutting-edge, high-performance solutions for their complex data transmission ...
At GEM Cable Solutions, we’re committed to providing world-class, long-lasting solutions that not only meet but exceed the expectations of the aerospace industry. From research and development support to mission-critical deployments, we deliver cabling ...
Yes. Assemblies are built using rail-approved cable that meets standards such as EN 45545-2, BS 6853, and specific Network Rail specifications. Finished assemblies are constructed and tested to ensure suitability for rail environments, including vibrati...
Rail installations often require exact lengths, connectors, and configurations to integrate with existing infrastructure. Bespoke assemblies ensure correct fit, reduced installation time, improved reliability, and compliance with electrical and mechanic...
Yes. GEM Cable builds signaling assemblies using approved signaling cable types (including screened and unscreened variants). These assemblies are designed for outdoor use, exposure to vibration, and long-term stability in trackside conditions.
Rolling stock wiring uses rail-approved power, control, and data cables, including cables built to EN 50306 and EN 50382. GEM Cable assembles these into harnesses and looms for onboard systems such as lighting, HVAC, braking control, and communication e...
Assemblies are typically tested for continuity, insulation resistance, polarity, connector integrity, and mechanical strain. GEM Cable also conducts functional checks based on the assembly specification to ensure reliability in operational rail environm...
At GEM Cable Solutions, we have decades of experience in the satellite industry, providing high-performance, reliable cabling solutions tailored to meet the unique challenges of satellite communications. Our deep expertise spans across a wide range of s...
Yes. UK and EU rail standards require strict control of smoke density, flame propagation, and toxicity. GEM Cable uses LSZH (Low Smoke Zero Halogen) cables and components that meet rail fire-performance requirements.
At GEM Cable Solutions, we specialise in delivering high-quality wire looms and cable harnesses tailored to meet the stringent requirements of the Defence industry. With a strong focus on precision and rapid turnaround times, we provide expertly enginee...
Defence standard cable refers to cables manufactured in line with UK DEF STAN (Defence Standard) requirements. These cables are used in military vehicles, communication systems, radar, avionics, naval equipment, and other mission-critical defence applic...
“DEF cable” is a common industry shorthand for DEF STAN–approved cable. This can include power, signal, data, and multicore cables built to specific Defence Standards such as DEF STAN 61-12 or DEF STAN 02-526. These cables are engineered for harsh envir...
Mil-spec cable assemblies are cable systems manufactured to MIL-DTL, MIL-C, or other US military specifications. They include cables, connectors, and terminations designed to guarantee performance under shock, vibration, moisture, and extreme temperatures.
Mil-spec cable assemblies are used across defence, aerospace, marine, robotics, rail, automotive testing, and specialist industrial systems. Any sector requiring durable, precision-engineered cable assemblies benefits from mil-spec manufacturing standards.
Selection depends on voltage rating, insulation type, temperature range, environmental exposure, EMC requirements, and the specific DEF STAN specification. A specialist cable manufacturer or assembler can advise based on your system requirements and com...
Testing can include continuity, insulation resistance, high-pot/voltage withstand, vibration, shock, mechanical pull testing, environmental sealing (IP ratings), and compliance checks against the relevant MIL specification. This ensures assemblies perfo...
In the marine industry, the demand for advanced, lightweight, and high-performance cable systems is driven by the need for increased efficiency, space optimisation, and safety. With years of experience in this sector, GEM Cable Solutions is well-equippe...
Terms and conditions of purchase: https://www.gemcable.co.uk/content/uploads/2025/06/QAC12-Standard-Terms-and-Conditions-of-Purchase-02-06-2020.pdf Terms and conditions of sales: https://www.gemcable.co.uk/content/uploads/2025/06/QPT01-Gem-Cable-Solutio...
Marine installations often require specific lengths, connectors, protection types, and routing paths. Bespoke cable assemblies ensure a precise fit, reduce installation time, improve reliability, and maintain performance in environments exposed to moist...
Marine assemblies often use LSZH (Low Smoke Zero Halogen) cable, screened control cable, power cable, multi-core data cable, and tinned copper marine cable built to IEC 60092. GEM Cable uses these approved types when assembling bespoke wiring solutions.
The robotics industry is evolving at an unprecedented pace, and the demand for advanced, reliable, and high-performance cable assemblies is more critical than ever. Whether you’re developing small-scale MCU-controlled robots or implementing complex auto...
In the high-speed, high-stakes world of motorsport, precision, performance, and reliability are non-negotiable. GEM Cable Solutions is proud to support the motorsport industry with bespoke cable assemblies, looms, and harnesses that are engineered to me...
Marine cable assemblies typically use cable built to standards such as IEC 60092, Lloyd’s Register, DNV, and ABS requirements. GEM Cable assembles products using components that meet these marine approvals, with a focus on corrosion resistance, mechanic...
Yes. GEM Cable specialises in pre-terminated plug-and-play harnesses that speed up installation during marine refits. These include labelled connectors, sleeving, heat-shrink protection, and customised layouts to match existing equipment.
Yes. GEM Cable builds assemblies for onboard AC and DC power systems, engine control panels, switchgear, pumps, sensors, and automation equipment. These assemblies are designed for reliability in high-vibration environments such as engine rooms.
Assemblies undergo continuity testing, insulation resistance checks, polarity verification, mechanical pull testing, and connector integrity checks. GEM Cable performs testing based on the project requirements to ensure assemblies withstand marine opera...
At GEM Cable Solutions, we bring years of experience and precision engineering to the medical sector, supplying bespoke cable assemblies, harnesses, and looms that meet the demanding standards of modern healthcare technology. We understand the critical ...
Motorsport assemblies typically use high-temperature cable, reinforced sleeving, and durable connectors suitable for harsh racing environments. GEM Cable selects cable types and components based on the project requirements and the operating conditions o...
The nuclear industry demands the highest levels of precision, reliability, and safety when it comes to cable assemblies, looms, and harnesses. With our extensive experience and pedigree in providing tailored solutions, GEM Cable Solutions is uniquely eq...
Distinguished by over 30 years of service excellence, product innovation and outstanding reliability, GEM Cable Solutions serves the telecommunications, satellite, aerospace, broadcast and transport industries with quality-assured bespoke cable assembli...
At GEM Cable Solutions, quality is our foundation. We believe that the success of your projects depends on the reliability, precision, and performance of every cable assembly, loom, and harness we provide. That’s why we’re proud to hold a range of prest...
At GEM Cable Solutions, we specialise in the custom manufacture of cabinets, panels, and box builds—engineered for performance in safety-critical environments. Each unit is designed to meet the specific demands of sectors such as defence, aerospace, rai...
At GEM Cable Solutions, we don’t just manufacture high-quality, bespoke cable solutions; we build a thriving, collaborative environment where every colleague has the opportunity to grow and excel. We believe that our people are the heart of our business...
Yes, you are welcome to email us here: Information: info@gemcable.co.ukSales: sales@gemcable.co.uk
Product Code 950-006Width 64mmPainted NoHeight 36mmPart Number 950-006Weight 220gLength 98mm [PAUSE 10 SECONDS] Would you like to discuss how we can help with a member of our expert team? [YES SCRIPT STEPS]
Product Code 150-403New Data Sheet Ref 150-403 [PAUSE 10 SECONDS] Would you like to discuss how we can help with a member of our expert team? [YES SCRIPT STEPS]
Product Code 150-401New Data Sheet Ref 150-401 [PAUSE 10 SECONDS] Would you like to discuss how we can help with a member of our expert team? [YES SCRIPT STEPS]
Product Code 150-402New Data Sheet Ref 150-402 [PAUSE 10 SECONDS] Would you like to discuss how we can help with a member of our expert team? [YES SCRIPT STEPS]
Look for proven experience with UK rail standards, the ability to produce bespoke assemblies, documented testing processes, and support from an in-house engineering team. GEM Cable specialises in delivering assembled, rail-approved solutions tailored to...
Product Code 950-068Width 310mmHeight 180mmPainted NoWeight 10840gLength 600mm [PAUSE 10 SECONDS] Would you like to discuss how we can help with a member of our expert team? [YES SCRIPT STEPS]
Product Code 950-068Width 310mmHeight 180mmPainted NoWeight 10840gLength 600mm [PAUSE 10 SECONDS] Would you like to discuss how we can help with a member of our expert team? [YES SCRIPT STEPS]
Product Code 950-066Height 110mmPainted NoWidth 310mmWeight 8480gLength 600mm [PAUSE 10 SECONDS] Would you like to discuss how we can help with a member of our expert team? [YES SCRIPT STEPS]
GEM Cable provides assemblies for signalling systems, trackside power, control panels, depot equipment, rolling stock wiring, communications, and safety systems. These include multi-core looms, connectorised assemblies, screened cables, and customised w...
Yes. GEM Cable specialises in pre-terminated assemblies with connectors, labelling, protective sleeving, and customised layouts. This reduces on-site installation time and ensures consistent quality for rail operators and contractors.
Defence standard cables meet strict performance and safety criteria that commercial cables cannot match. They maintain stable power, signal, and data transmission under demanding conditions, reducing the risk of failure in field operations and high-risk...
Service life depends on temperature, mechanical stress, and installation quality, but defence standard cables are engineered for long operational lifespans. Their higher-grade insulation, jacketing, and conductor materials outperform typical industrial ...
Motorsport cables are used for power distribution, engine management systems, data acquisition, sensors, telemetry, communication systems, fuel systems, and dashboard electronics. GEM Cable assembles motorsport wiring looms and bespoke cable assemblies ...
Yes. Defence standard cables can be supplied cut to length, pre-terminated, or built into complete harnesses or looms. Custom configurations are common in vehicle wiring, aerospace assemblies, and naval systems due to varied installation requirements.
A marine cable supplier provides cable and assemblies suited to harsh offshore conditions. GEM Cable supplies bespoke marine cable assemblies, harnesses, and wiring solutions built using approved marine-grade cable types for vessels, offshore platforms,...
Yes. GEM Cable uses marine-approved, corrosion-resistant cables and components, including tinned copper conductors, specialised jacketing, and protective sleeving designed to handle saltwater exposure and humidity.
GEM Cable supplies assemblies for navigation systems, power distribution, marine communications, pumps and control systems, lighting, engine management, and deck equipment. Assemblies can include multi-core looms, pre-terminated cables, screened cables,...
Choose a supplier with marine-sector experience, strong quality assurance, the ability to build bespoke assemblies, and a track record of working with approved marine cable. GEM Cable provides engineered, project-specific marine assemblies designed for ...
Choose a supplier experienced in building bespoke assemblies for motorsport, with strong testing capability and knowledge of high-performance cable. GEM Cable provides custom motorsport assemblies tailored to the electrical and physical demands of racin...
Motorsport cables use high-temperature insulation, lightweight materials, abrasion-resistant sleeving, and motorsport-grade connectors. They are designed to withstand extreme heat, fluids, vibration, and rapid movement that typical automotive cables can...
Yes. GEM Cable supplies lightweight looms using thin-wall cable and efficient routing to help reduce vehicle weight while maintaining durability and electrical performance.
Yes. GEM Cable uses cable and protective materials designed for use around engines, exhaust areas, and high-vibration mounting points. Assemblies are built to handle heat cycles and continuous mechanical movement.
Yes. Pre-terminated assemblies reduce installation errors, save build time, and make repairs quicker during vehicle preparation or race weekends. GEM Cable can supply assemblies ready to install, with connectors fitted to specification.
Yes we do. Please check out our knowledge hub here: https://www.gemcable.co.uk/knowledge-hub/
GEM Cable does not manufacture raw cable. Instead, they specialise in bespoke motorsport cable assemblies, wiring looms, and harnesses using motorsport-approved cable types suited to professional and competitive racing environments.
GEM Cable builds custom wiring looms, power harnesses, ECU harnesses, sensor leads, switch panel connections, dashboard wiring, fuel system assemblies, and battery cabling. Assemblies are built to withstand harsh track conditions and high electrical dem...
Yes. Assemblies can include protective sleeving and cable types that are resistant to oils, fuels, cleaning fluids, and moisture, common exposures in motorsport environments.
A railway cable manufacturer produces the raw cable itself. GEM Cable works differently — they build bespoke rail cable assemblies, wiring looms, and harnesses using approved cable types for signalling, power, communications, and rolling stock systems. ...
Yes. Many defence standard cables (such as DEF STAN 61-12 series) are widely used in aerospace systems for their heat resistance, mechanical strength, and proven reliability. They are suitable for aircraft wiring, avionics, communications, and structura...