T&D Buyer's Guide

Founded by Fouad Brikci, Ph.D., Zensol specializes mainly in instruments targeted at the electrical energy industry and maintenance services. 

Zensol has become the pioneer in a new testing method to detect problems in on line tap changers, circuit breakers and reclosers. We have the knowledge to use this innovative technology while the transformers and circuit breakers are on line. 

Designer by our engineers, they are portable and suitable for harsh environments (extreme temperatures from -40°C to +60°C). They are known for their sturdiness and their performance and a life expectancy of 15 years and more. 

Doble Engineering Company is a global leader in diagnostic test equipment, software and engineering services for the electric power industry. Founded in 1920, it helps utilities and energy asset owners improve reliability, assess system health, and optimize operations through advanced diagnostics and expertise worldwide.

Evluma manufactures LED lighting products that assist universities, utilities and municipalities replace and retrofit existing HID fixtures. The OmniMax LED replacement lamp is the ‘Perfect Fit’ for decorative post top lighting. Evluma's AreaMax is “The Utility Standard” for street and area lighting. All Evluma products operate with ConnectLED Bluetooth controls. Now offering a full line of globes for post top fixtures!

Sediver is the pioneer and industry leader in high voltage toughened glass insulation technology for more than 75 years. Our outstanding track record confirms the quality of our products, with 650  million toughened glass insulators in service, on both AC&DC lines, in 150 countries and every climatic condition. In North America, nearly 40M  Sediver glass insulators have been providing reliable service to more than 100 utilities since more than 50 years.

Sediver Research Center has developed state of the art smart solutions for real-time monitoring of leakage current & predictive maintenance. Sediver technical assistance team helps support our  customers by providing T/ line insulation design expertise and testing of aging insulators for end-of-life diagnostics.

Sediver offers a full range of:

• Cap & Pin toughened glass insulators for AC & DC Transmission lines (ANSI & CSA standards), with M&E Ratings up to  200 000 lbs (860 KN).

• Glass suspension insulators for distribution lines 15-69KV,

• RTV coated glass insulators (Sedicoat) for polluted environments.

• Glass Insulators for insulated HV/T-line shield wires.

• Large diameter glass insulators for mitigation of bird droppings on suspension strings.

Testing facilities in the USA

Sediver's West Memphis laboratory regularly performs such work, providing US utilities with clear factual diagnostics.

• State-of-the-art testing equipment

• Sediver’s unique expertise in the evaluation of the results

• Full support from Sediver’s extensive R&D Team

• Experience with complex case studies for refurbishment/upgrades of AC and DC lines

High Voltage, Inc. designs and manufactures industry-leading high voltage test equipment for proof testing, diagnostic testing,  high voltage breakdown testing, and preventative maintenance testing. Trusted for the most technically-advanced, portable, and user-friendly high voltage equipment on the market. HVI test sets are used worldwide by utilities, testing service companies, electrical contractors, large industrial factories, and electrical apparatus OEMs.

HVI has been an essential supplier of electrical testers and test kits for over 20 years. Our familiarity with the regulations and procedures inherent to this industry make us more than a supplier or manufacturer, but a partner. Customers turn to HVI for its high-quality testing equipment, unparalleled customer support, and its commitment to sharing deep industry knowledge in an approachable, helpful way.

By working closely with technicians and professionals like you, we have been able to consistently innovate new technologies and solve real world problems with custom solutions. For the industry standard in high voltage testing equipment, you can rely on HVI.

Power Source Instruments Inc. (PSI) is a leading distributor of premium, high-voltage test equipment and products for the industrial and electric utility industries. We are the primary distributors in Canada for top brands such as Powermetrix, Arteche, T&R Test Equipment, HighTest and Shallco.

We bring a wealth of industry experience where comprehensive support and commitment will continue, not only at the start, but long after you’ve purchased and begin to use our products. Whether you represent a national hydro company or if you are an independent contractor, we offer the assistance you rely on to help you get the job done.