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Coltraco Ultrasonics specialises in advanced testing equipment tailored to suit the requirements of marine fire suppression systems, providing reliable, noninvasive solutions for the marine industry’s unique challenges. Our equipment ensures that critical fire suppression systems, including those using CO2, NOVEC™ 1230, FM-200™, and non-flammable liquids, remain fully operational to safeguard vessels, crew, and cargo from fire hazards. Coltraco’s marine fire suppression testing tools deliver precision and efficiency, making them an essential component of onboard fire protection systems.

Welcome to Coltraco Ultrasonics’ continuous level measurement systems.
We take pride in our UK-manufactured, high-quality, reliable, and accurate systems that continuously monitor critical fire suppression systems. These include Inert gases, CO2, FM-200™, and NOVEC™ 1230, ensuring 24/7 protection and peace of mind.
Our systems are designed with a deep understanding of the dielectric constant of the materials involved, allowing for precise monitoring and measurement. Typical applications of our technology extend across various sectors, requiring reliable fire suppression and ensuring safety in mission-critical environments.
With over 30 years of expertise in developing instrumentation technology, we proudly lead the field in continuous monitoring solutions.

Monitoring fluid levels accurately is essential to maintaining safety and performance. At Coltraco, we provide ultrasonic liquid level indicators that help you measure fluid levels without invasive installation or system downtime. Whether you manage hydraulic systems, water tanks, or CO2 cylinders, our level indicators give you confidence in your operations.

Air Leakage and Tightness Testing
Submit accurate air-tightness testing with Coltraco Ultrasonics to improve energy efficiency, reduce air leakage, and ensure compliance with building regulations. As leaders in ultrasonic technologies, we offer testing solutions that help you detect and eliminate unnecessary energy waste across buildings of all types, nationally and globally.
Effective building design must address air infiltration and air movement to optimize energy performance and reduce environmental impact.

Cargo Ship Hatch Cover Testing
Water ingress is the leading cause of cargo claims worldwide. At Coltraco Ultrasonics, we provide advanced hatch cover testing solutions that protect your cargo, maintain vessel safety, and ensure compliance with international regulations. Our ultrasonic hatch cover testing equipment delivers fast, accurate results, proving watertight integrity that regulators and insurers accept.
Hatch covers are constructed from steel plate, a critical structural element, and include key components such as gaskets, which are essential for achieving and maintaining watertight integrity. A typical hatch cover consists of several components, including plates, gaskets, and compression bars, which together form a watertight barrier. Regular testing of these components is crucial to ensure the ongoing effectiveness and safety of the hatch cover system.

Welcome to Coltraco Ultrasonics’ range of portable Liquid Level Indicators.
We pride ourselves in our UK made, high-quality, reliable, and accurate instrumentation designed for fire suppression systems such as CO2, FM-200™, NOVEC™ 1230, Halons and a wide variety of other clean agents.
We have been developing non-invasive level detection technology for over 30 years and are proud leaders in this field.

Welcome to Coltraco Ultrasonics’ range of Ultrasonic Watertightness and Leak Detection Systems.
We pride ourselves on the quality, reliability, and accuracy of our instruments – all made in the UK.
Our watertight integrity leak detectors use ultrasound to monitor the watertight integrity of any room or compartment, with the capability to locate leak sites as small as 0.5mm in diameter. They are commonly used for watertight integrity testing of hatch covers, watertight doors, multi-cable transit (MCT) areas across bulkheads in marine structures.
Ultrasonic Watertight Integrity Testing
Our Portascanner® range of ultrasound testing systems are powerful, portable tools to aid you in your watertight integrity testing procedures.

At Coltraco, we pride ourselves on our UK-made instruments’ quality, reliability, and accuracy, including ultrasonic flow meters. Our ultrasonic flow meter technology has been tested and calibrated at an ISO 17025 laboratory, meeting an accuracy of +/- 0.5% of the true flow rate.
Using non-invasive technology, our transit time flow meters have significant advantages over inline flow meters by reducing installation cost, risk, and downtime for your flow rate measurements.

Wall Thickness Testing
At Coltraco, we’re proud to provide quality, reliable, and accurate ultrasonic thickness gauges. Made in the UK, these products have been tested and calibrated according to BS EN 15317:2013 standards on a calibrated carbon steel block manufactured to EN ISO 2400:2012 and ISO 7963:2006 standards.
This range of ultrasonic thickness measurement tools is used widely in non-destructive testing with an accuracy of +/- 0.1 mm. Our multi-echo ultrasonic thickness gauges can ignore paint layers up to 20 mm thick, making measuring material thickness straightforward.

At Coltraco, we design non-contact pressure sensors that give accurate, real-time data without disturbing your systems. Our non-invasive pressure indicators allow you to monitor gas and liquid pressure levels externally, safely, quickly, and reliably.
Whether you’re protecting critical assets with inert gas suppression or managing complex industrial systems, our technology provides precise results without physical intrusion.

Welcome to Coltraco Ultrasonics’ range of portable Liquid Level Indicators.
We pride ourselves in our UK made, high-quality, reliable, and accurate instrumentation designed for fire suppression systems such as CO2, FM-200™, NOVEC™ 1230, Halons and a wide variety of other clean agents.
We have been developing non-invasive level detection technology for over 30 years and are proud leaders in this field.
Coltraco Ultrasonics are global leaders in the monitoring of liquefied and non-liquefied gaseous extinguishing systems that protect high-asset value installations and critical national infrastructure.











