High Voltage Testing & Equipment Repair at Lineman’s Testing Laboratories

March 10, 2026

Lineman’s Testing Laboratories owns and operates Canada’s largest NAIL-accredited high voltage testing laboratories. LTL takes great pride in exceeding customer expectations for the supply, testing, calibration, repair of tools, and recertification of personal protective equipment. Hundreds of thousands of insulating rubber gloves are tested annually in their laboratories, and they manage numerous glove programs for customers.

LTL’s specialized technicians ensure proper handling of all equipment when in our facilities. They offer assistance in establishing both testing and calibration schedule intervals to ensure your equipment is reliable and ready to go when you are! Lineman’s Testing Laboratories adheres strictly to testing procedures in accordance to NAIL requirements and applicable standards including ASTM, IEEE, CSA, CUL, and/or as specifically directed by our customers. Lineman’s Testing Laboratories is represented on the NAIL Board of Directors for the development of uniformity and setting standards in testing.