AQ Wiring Systems - Railway Technology
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AQ Wiring Systems

Rail Cable Harnesses and Electromechanical Modules

Källhultsvängen 1,
SE-670 10 Töcksfors Other,

Källhultsvängen 1,
SE-670 10 Töcksfors Other,

Welcome to AQ Wiring Systems (AQW) — a leader in wire harness and electro assembly manufacturing. AQW, former TVAB, is a member of the Swedish AQ Group. From our state-of-the-art facility in Lodz, Poland, we provide world class service to some of the world’s most renowned companies within transportation, appliances and engineering industries. Our production units in Bulgaria and China provide low cost and high quality.

Long experience and a high level of expertise form the basis for AQW’s success. The company’s modern and well-equipped facility in Lodz, Poland, is ideally located to serve customers all over Europe and the rest of the world. Market and engineering experts located in Sweden offer excellent service to demanding customers.

Rail signalling and power-supply cable harnesses

AQW provides total solutions for rail signal transmissions and power supplies that are designed to integrate easily into its customers’ existing products.

Electromechanical modules for trains

The company has vast experience of designing and manufacturing complex electromechanical modules, e.g. driver desks and cubicles for trains and modules for construction equipment.

Design and engineering of cable harnesses and electromechanical modules

We operate a top-class, modern CAE system that offers excellent communication opportunities as well as precise design and product configurations for our cable harnesses and electromechanical modules.

Custom rail cable harnesses and electromechanical modules

We have the expertise to offer specially adapted cable harnesses and electromechanical modules for our customers’ production processes and advice on optimal component solutions.

IRIS and ISO-certified rail cable harnesses and electromechanical modules

AQW holds IRIS, ISO 9001, ISO/TS 16949:2002 and ISO 14001 certificates, which ensures it produces high-quality rail cable harnesses and electromechanical modules.

Customer focus is the foundation of our quality assurance philosophy. In order to make our customers comfortable with our capability we always provide information required in time and in a professional manner. Maintaining and improving our competiveness requires continuous learning, and methods and procedures to ensure this.

Rail cable harness and electromechanical module manufacturing

AQW’s new facility in Lodz was inaugurated in 2008. The 8,000m² plant was purpose-built for the company, and is equipped with modern technology that guarantees high-quality output. In order to ensure cost-effective solutions and the highest efficiency possible, AQW has worked with experts in lean production to optimise the workflow at the facility.

Our ambition is to be our customer’s first choice. To reach this goal, we know that short cuts and crossing corners won’t do. Only through dedication, know-how and courage will the vision become reality.

World-class references for wire harnesses, modules and assemblies

Among our customers, you will find many of the world’s most renowned companies within air, rail, marine and off-road transportation, as well as the appliance and engineering industries. Just some of the companies that have chosen AQW as their preferred partner for wire harnesses, modules and assemblies are Bombardier, Deutz, Dynapac, General Motors, Perkins, Volvo Construction Equipment and Volvo Penta.

TVAB Gets New Owners

TVAB have signed an agreement to sell all our shares in TVAB International to Aros Quality Group – AQG. AQG is one of Sweden's leading suppliers of components and systems with an impressive growth record. TVAB will add significant business volume to the AQG and bring new custo

TVAB Receives Orders for 20 Driver Desks

TVAB International in Sweden has been nominated as a supplier of 20 driver desks for a new train project. Deliveries will take place during 2010. Similar products are currently produced for other projects. "Our customers are very pleased with our quality, prices and service, and we

AQ Wiring Systems

Källhultsvängen 1

SE-670 10 Töcksfors



AQ Wiring Systems


United Kingdom