T&D Buyer's Guide

For decades, our team has distributed most of the leading manufactures equipment in the powerline industry. We have also built and designed some of the most durable, reliable, and trusted tools and equipment in the electrical utility industry. We always go the extra mile to provide not only some of the best customer service but to create some of the most well-tested products possible. We have invested heavily in advanced technology to ensure that every product we produce is second to none. We proudly offer repair services for a wide array of electrical utility tools and equipment, including warranty repairs for many of the most common brands in the industry. We also house some of the most expansive technical testing services for our products including an in-house rubber goods testing lab, ground testing, and hot stick testing.

MDF Cable Bus Systems 4465 Limaburg Rd. (Zip 41048) Manufacturer of Cable Bus Systems for High current, electrical busway applications (1000 to 6000 Amps). AC & DC Systems are available from 600 Volt to 35KV. Complete Engineered systems are supplied for Industrial, Utility and Commercial applications including service entrances, primary and secondary feeders, plant distribution, large motor and equipment feeders. Corrosion resistant aluminum, bus enclosures are supplied for indoor and outdoor applications. PVC coated systems are available for highly corrosive environments. Supports for busway systems can also be supplied.

For nearly 50 years, SDT North America has helped the world’s most reliable companies achieve their operational objectives through better asset reliability. Our technology empowers maintenance and reliability teams to foresee failures, eliminate energy waste, and make smarter, safer decisions.

Ultrasound is often the first indicator of change in an asset’s condition. Its sensitivity to friction, impacting, and turbulence makes it one of the most versatile condition monitoring technologies available—capable of detecting subtle defects long before other methods.

At SDT, we harness this power across the 8 Pillars of Ultrasound:

• Bearing Condition Monitoring

• Precision Lubrication

• Compressed Air & Gas Leak Detection

• Steam Trap & Valve Testing

• Electrical System Inspection

• Hydraulic System Testing

• Tightness Testing

• Pump Cavitation Detection

Our portable ultrasound data collectors and acoustic imaging cameras are known for their accuracy, repeatability, and ease of use—trusted by industries across the globe to increase uptime, improve sustainability, and reduce operational risk.

Discover why SDT is known as The World’s Favorite Ultrasound Company—and how we help you bring reliability into focus.

Now in 110 countries, Doble Engineering Company has been helping clients in the electric power industry improve operations and optimize system performance for nearly a century.

Doble Engineering Company offers diagnostic instruments, services, and the world’s premier library of statistically significant apparatus test results for the benefit of energy generation and delivery companies and industrial power users worldwide.

Since 1905, G&W Electric has been a leading provider of innovative power grid solutions including the latest in load and fault interrupting switches; reclosers; sensors; system protection equipment; power grid automation; transmission and distribution cable terminations; and joints and other cable accessories. G&W Electric is headquartered in Bolingbrook, Illinois, U.S.A., with manufacturing facilities and sales support in more than 100 countries, including Canada, Italy, China, Mexico, Brazil, India, and Singapore. We help our customers meet their challenges and gain a competitive edge through a suite of advanced products and technical services.

AFL's conductor accessories provide superior performance and reliability for electric power utilities and rail companies. Drawing on the experience gained from over 80 years designing and manufacturing accessory products, AFL's conductor accessories improve the reliability of critical electrical and optical infrastructure used for the transmission and distribution of electricity.

Our products are manufactured in Duncan, SC in a facility that is certified to ISO 4001 and ISO 9001:2008 standards. AFL’s product offering includes the following:

• Substation accessories — Swage bus accessories including couplers, end caps, terminal taps, expansion supports and more; Swage cable accessories including couplers and terminals; both bolted and welded accessories (supports, couplers, connectors, expansions, taps, terminals, reducers, bus vibration dampers, stud connectors, end plugs and hardware) for voltages up to and including 765kV
• Substation — bus conductors (round, integral web, rectangular bar, channel, universal angle bus, and rectangular bar).
• Transmission accessories — Hi-Temp® compression, standard compression, quick compress and IMPACCT® (Implosive Accessory Technology)
• Rail Transit system accessories — high-speed rail systems, light rail systems, trolley and streetcar systems, 3rd rail systems and complete electrified transit overhead
• Fiber optic cable hardware — dead ends, suspensions, tangents, splice enclosures, snow shoes, attachment hardware and come-a-longs
• Motion control — stockbridge-type vibration dampers, spacers, spacer dampers and software for Aeolian vibration protection
• Wire products — Copperweld strand and solid wire
• Network underground accessories — multi-outlet insulated connector bars, mechanical socket and core compression system, transformer stud connectors, over-current protection devices and explosion-proof protective shells
• Tools and compounds — hydraulic presses, pumps, dies and the new ConductaClean®

The conductor accessories facility has also built an impressive record of environmental stewardship with a recycling rate for paper, wood, metal and plastic exceeding 90 percent, an aggressive storm damage expedite program and a carbon footprint effort aimed at reducing total energy each year by three percent.

We are committed to taking a proactive approach to our customers’ needs, acting with integrity and delivering as promised. AFL understands that it is about quality products and building a strong relationship with every customer.

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.