
Search and testing equipment for building the entire network
A Finnish manufacturer and importer
We specialize in the development, manufacturing, and import of high-quality copper and fiber optic cable locating, installation, and testing equipment. Product development, manufacturing, maintenance, import, and sales are all carried out at our facility located in Nummela, Finland.
The delivery area of the online store is Finland, and all the brands we represent are only sold in Finland by us. Our own Vesala products are available worldwide through our retailers. Find your nearest retailer here.

Products by Industries
End-to-End Solutions

Data Network Solutions
H. Vesala Ltd. offers high-quality measurement and testing equipment for the installation, maintenance, and servicing of data networks. Our range includes network testers, cable testers, signal generators, fiber optic testers, and analysis tools to ensure reliable and interference-free communication connections. We provide products that support network inspection, troubleshooting, and optimization.

Ground and Building Installations
Reliable measurement devices for electrical and telecommunications network installers. Our products are suitable for testing cables, conductors, pipes, conduits, cable protectors, switches, and fuses, as well as locating and identifying cable faults. High-quality network testers and cable testers assist in installation, troubleshooting, and maintenance, ensuring the reliable and safe operation of electrical and telecommunication networks.

Underground Installations
We offer products for construction workers and the building, measuring, and testing of underground networks. Our range includes cable testers, cable fault locators, pipe marking devices, and underground network testing equipment, all designed to support network installation, maintenance, and fault diagnosis.
Support and Maintenance
Our in-house service offers expert and fast support for all the products we sell and manufacture. The service operates in the same facility as product development, manufacturing, and sales, ensuring seamless collaboration and high-quality customer service. We use original spare parts and precise testing methods to ensure that the serviced equipment performs as reliably as when it was new. We also offer worry-free and easy maintenance contracts for our equipment!

Customer Reviews
Excellent device! 100% accuracy with 28 cables. – Feedback on TM30
Jesse Westerlund
Hukkasähkö Ltd.
Our collaboration, which has lasted just over a year, has gone really well. The training we received for the fiber optic radar and related software has been excellent. The radar’s ease of use and functionality are also a big plus.
Kimmo Ellilä, Electrician
Are Ltd. Oulu
Expert service and quick response to issues, with a genuine desire to find solutions. Versatile and reliable products, both in terms of price and quality.
Kimmo Ruokonen, Service Manager
Voimatel Ltd.










