New healthcare solution for hospitals: Portascanner COVID-19

Reduce spread of COVID-19.

We manufacture Ultrasonic Safety Technology in the UK

Discover our Technology.

We are looking for new distributors worldwide

Apply today.

Our solutions focus on Level, Seal, Flow, Thickness & Acoustics

Discover the range.

Our COVID-19 Response: "Business as Usual"

Supporting our customers.

COVID-19 Update: We will continue to operate “business as usual” according to UK safety guidelines. Read how here.

We design ultrasonic
safety technology

Our mission is to help you deliver the Safesite® and the Safeship®: to improve safety for your people, assets and infrastructure on land and at sea.

Since 1987 we manufacture ultrasonic instrumentation and constant monitoring systems in the UK. We operate in 120 countries with partners and distributors. We aim to deliver “better-faster-cheaper” solutions for you.

Level: gaseous fire system level indicators and industrial tank level indicator
Air+Space: room integrity and watertight integrity
Flow: flow meter to identify obstructions in pipework
Thickness: thickness gauges to test metal corrosion
Acoustic: test machinery for bearing wear and tear

Support: After Sales Customer Support for Servicing, Repair & Upgrades

Coltraco Ultrasonics Intersec Dubai 2019

We are proud winners of the Queen's Award for International Trade 2019

Our CEO Dr Carl Stephen Patrick Hunter OBE talks about how this prestigious British business award recognises our company's excellence in research and development, international sales and customer support. See our full range of Ultrasonic Testing Equipment.


This is at our core from research and development, product design, through to manufacturing, sales and after sales lifetime support.


We place the stability, prosperity and happiness of our team and our customer satisfaction at the centre of our mission.


Designing reliable, accurate, intuitive technology based on science and mathematics through to our flexible, dynamic working practices.

Coltraco Latest News

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COVID-19: Business As Usual

COVID-19 Update: Coltraco Ultrasonics will continue to operate as normal and are open to support you. The team are all here to process your orders and enquiries and support you with training via video calls should it be needed.

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level-flow-pressure final News Pieces Images (7)

Launching Integrated Level - Flow - Pressure Range

Launching Integrated Level - Flow - Pressure Range of ultrasonic handheld flow meter, tank level indicator, pressure calculator and constant flow monitoring system

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COVID spread in hospitals and hotels

BBC Radio 4 on COVID-19 in Hotels: Positive Pressurisation Infection spread in Melbourne

BBC Radio 4 Today Programme discuss COVID-19 in Hotels: Positive Pressurisation Infection spread in Melbourne can be helped by using new Portascanner COVID-19 tool to test air permeability and airtightness.

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