At Russell Scientific Instruments, we understand the unique challenges faced by the railway industry. Our temperature measurement solutions are designed to meet these challenges head-on. With a focus on precision, reliability, and durability, our products help railway operators maintain safe and efficient operations.

Enhance Safety

Help prevent accidents caused by track deformation & buckling.

Improve Efficiency

Optimise maintenance schedules and reduce operational disruptions.

Ensure Compliance

Meet regulatory standards with reliable and accurate data.

The railway industry is a critical component of transportation infrastructure, enabling the movement of people and goods across vast distances. The safety, efficiency, and reliability of railway operations are paramount. One often overlooked but crucial aspect of railway safety is the monitoring of temperature, particularly of the tracks themselves. Temperature variations can have a significant impact on railway tracks. Rails are made of steel, which expands when heated and contracts when cooled. While these changes might seem minor, they can lead to serious issues if not properly monitored and managed.


Magnetic Dial Thermometer

Ensure the safety and efficiency of your rail operations with our Swedish-made 0039/066333 rail thermometer. This high-precision analogue device measures rail temperatures, providing essential data for maintaining optimal rail conditions. Built for durability and reliability, it performs consistently even in harsh environments, making it an indispensable tool for rail professionals.

Our Swedish-made thermometers are -30°C to +60°C

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Why Temperature Matters?

Track Buckling

In hot weather, rails can expand and cause the tracks to buckle or warp. This poses a severe risk to train operations, potentially leading to derailments and accidents.

Rail Fractures

In cold weather, rails contract and can become brittle. This increases the risk of rail fractures, which can also lead significant safety hazards.

Maintenance Efficiency

Regular monitoring of rail temperatures allows for predictive maintenance. By identifying potential issues before they become critical, railway operators can schedule maintenance more effectively, reducing downtime and disruptions.

Contact Us Today

With a commitment to exceptional customer service, we offer expert advice and support to help you select the right thermometer for your requirements. Whether you need calibrated thermometers for immediate use or uncalibrated options for in-house calibration, Russell Scientific delivers reliable solutions that enhance safety, efficiency, and compliance in rail operations. Trust us for products that meet the highest standards and help you maintain the integrity of your rail network.


Russell Scientific Instruments Ltd

To reach a member of our team, please email us at or complete the contact form below.

Alternatively, you can telephone our offices on 01362 693481 to speak with a member of our team. Our office hours are 9am - 5pm, Mon - Fri.

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Regulatory Requirements in the UK

In the UK, the railway industry is regulated by several bodies, including the Office of Rail and Road (ORR) and Network Rail, which set and enforce safety standards to ensure the integrity and safety of the rail network. Temperature monitoring is a crucial aspect of these regulations.

Office of Rail and Road (ORR)

The ORR oversees the safety and economic regulation of Britain's railways. It mandates that railway operators must ensure that their infrastructure can withstand extreme weather conditions, including temperature fluctuations. Regular monitoring and maintenance are required to comply with these safety standards.

Network Rail Standards

Network Rail, which owns and operates the majority of the UK rail infrastructure, has specific guidelines and standards for temperature monitoring. These include the use of track temperature monitoring systems to detect and prevent heat-related track deformation and rail fractures. Compliance with Network Rail's standards is essential for maintaining the safety and reliability of the rail network.

Rail Safety and Standards Board (RSSB)

The RSSB provides research, standards, and guidance on best practices for railway safety, including temperature management. Adherence to RSSB recommendations helps ensure that rail operators are using the latest technologies and methods to manage temperature-related risks.

Q: What is a railway thermometer and how does it work?

A: A railway thermometer is a specialised instrument used to measure the temperature of railway tracks in the UK. Our magnetic railway thermometers are designed for easy attachment to rail surfaces, providing precise temperature readings in the challenging environments of railway systems. These devices use sensors to detect temperature changes, with the collected data transmitted to a monitoring system for analysis. This helps in detecting potential issues such as track deformation or buckling due to thermal expansion or contraction, ensuring the safety and reliability of the UK's rail network.

Q: Why is monitoring track temperature important for rail safety in the UK?

A: Monitoring track temperature is crucial for rail safety in the UK because extreme temperatures can cause the rails to expand or contract, leading to deformation or buckling. These changes can create unsafe conditions and increase the risk of derailments. Given the UK's variable climate, with potential for both heatwaves and cold snaps, it is essential to keep track of temperature variations. Railway thermometers help operators take preventive measures, such as adjusting train speeds, performing timely maintenance, or temporarily closing sections of the track to ensure safety.

Q: How often should railway thermometers be calibrated and maintained in the UK?

A: Railway thermometers in the UK should be calibrated and maintained regularly to ensure accuracy and reliability. The specific frequency of calibration and maintenance depends on the manufacturer's recommendations and the operational environment. Typically, a yearly calibration is recommended, but more frequent checks might be necessary in the UK's diverse climate conditions. Adhering to Network Rail's standards and guidelines is also essential for maintaining optimal performance.