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Test Fixtures

We design and build high-complexity In-Circuit and Functional Test Fixtures for leading industries worldwide.

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Test Systems

We provide comprehensive services and support for a range of Test Systems, offering sales, rentals, repairs and more.

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Test Software

Our talented in-house programming team design custom test software for your projects, a complete testing solution.

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Since 1971

Complex Test Fixtures, Test Systems & Test Software

Forwessun designs and builds high-complexity In-Circuit and Functional Test Fixtures for the world’s leading electronics manufacturers. From Wireless to RF Test Fixtures, we specialise in complex solutions with high pin counts, dense boards, or bespoke requirements.

We can build fixtures for Keysight 3070 (formerly HP and Agilent), GenRad, Teradyne and Spectrum platforms.

Our in-house team of software developers ensures we deliver the best bespoke solution for your project. From design for test, to the completed solution, we deliver full turnkey packages backed by over 50 years of experience.

See more images in our Test Fixture project gallery

Test Fixtures for every application

Explore our range of Test Fixtures and services

In-Circuit Fixtures

Forwessun delivers advanced ICT fixtures engineered for precise & reliable PCB testing, ideal for high-volume production & complex bespoke solutions.

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Functional Fixtures

Our functional test fixtures are designed to verify electronic assembly performance, providing bespoke solutions for a range of specialised industries.

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Wireless Fixtures

Forwessun creates innovative wireless test fixtures, combining durability and flexibility to meet the evolving demands of modern electronics testing.

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Trusted By The World's Leading CEMs...

TRI Test Systems Available Now

As of 2026, Forwessun is the official UK distribution partner for TRI Test Systems. The Offering includes In-Circuit, Functional, and Manufacturing Defect testing systems, covering boards of every size and complexity. With a range that includes Compact Desktop testers to high-pin-count systems specially built for AI servers and telecommunications boards, TRI has a solution for every production line.

Systems are available to purchase standalone or, if you require, can be paired with a custom test solution built by Forwessun. Installation, ongoing maintenance, and after-sales support are all included. Contact our team today to learn more.

TRI ICT Systems

TSLH Test Systems from £40,000

We have Teradyne TSLH Test Systems fully refurbished and available for immediate shipping. The systems are meticulously refurbished and deliver versatile testing and like-new performance in a compact footprint.

Fully tested, calibrated and supplied with a 12-month warranty, ensuring reliability and long-term value. We have systems available from £40,000. Contact our team today and discuss your requirements and availability.

Teradyne Systems

Refurbished HP3070 Test Systems

At Forwessun, we offer fully refurbished HP 3070 In-Circuit Test Systems at a fraction of the original OEM cost.

The systems are refurbished to the highest standards and tailored to your exact requirements. From system options to card configurations, along with full on-site commissioning, every solution is built to integrate seamlessly into your production environment.

We can provide production-ready equipment in as little as 5-6 weeks (subject to availability), compared to OEM lead times of up to 12 months. Get in touch today to see how we can support your production.

HP3070 Systems

FULL TURNKEY

Design, build, test and support, from one team

Few companies can design, build, programme and support a complete test solution under one roof. We can.

Edgar Vega in office working on a HP3070 test system with a In-Circuit Test Fixture installed

Explore Full Turnkey Solutions

1 Design

Using your specifications and design for test practices, the assigned engineer will design an efficient testing solution, providing feedback at every stage.

How we design

2 Build

Our facilities combine advanced technology, skilled teams, and innovative practices to provide industry-leading solutions. With thorough QA checks along the way.

Forwessun’s Facilities

3 Software

At Forwessun, our test software is developed under the same roof as your fixture, allowing quicker lead times and creating a unified testing ecosystem.

Test Fixture Software

4 Install and Support

On-site installation, ongoing support and service contracts are all available to keep your fixtures and systems working smoothly.

Fixture Service Contracts

CASE STUDIES

Our Fixtures At Work

High-Temperature Functional Test Fixture

Explore how we built a functional fixture which could withstand 110°C conditions. The fixture was built to the customer’s heat chamber dimensions to carry out “ageing tests” and required special-grade heat-resistant materials.

High Temperature Case Study

R&D

Guidance Plate Research Jig

This case study highlights a research and development project focused on probe life and test accuracy. This project aimed to better understand how to optimise both accuracy and longevity.

R&D Case Study

Capacity

Refurbished System Boosts Capacity

This case study examines a typical manufacturer that approached us about refurbished test systems. Take a closer look into how using refurbished ICT systems can save you time and money.

Capacity Case Study

Industries We Support: Computer Networking | Medical | Automotive | Military and Aerospace | Industrial

See Our Smart Alignment Board in Action

Discover how Forwessun’s Smart Alignment Board enhances accuracy and reliability in electronics testing. In this short video, our Production Manager, Aidan Thomas, demonstrates how this simple yet powerful tool ensures precision probe contact during fixture validation.

Click below to learn more about Smart Alignment or contact us to see how we can help you with your test requirements.

Smart PCB Alignment

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