T&D Buyer's Guide

Did you know 1 out of every 200 transformers experiences failure each year? The safety and cost risks of an unexpected failure can be catastrophic. Dynamic Ratings products and services provide real-time data to help you make smart asset management decisions. Online monitors give you the confidence to extend the life of existing assets using real-time data. Monitors evaluate the equipment in your substation (transformers, circuit breakers, switchgear, and more) and measure their performance to make sure everything is working properly. If something looks out of place, an alarm will notify you of the problem. This information allows utilities to optimize maintenance plans and the performance of their assets to changing system requirements. Learn how we can help at www.dynamicratings.com.

Tallman Equipment is an employee-owned company and has served the electrical transmission and distribution industry for over 70 years. We offer a comprehensive range of services to linemen, including new tool sales, rentals, ground and jumper set manufacturing, transformer sling production, and expert testing and repair.  

Tallman carries a wide selection of the best tools and equipment from the top brands in the utility industry.  

Our rental inventory includes stringing blocks, ground and jumper sets, battery powered cutting and crimping tools, fiberglass hot arms, hoists, dynamometers, rubber goods, and more.  

The Tallman Assembly Department custom-builds ground and jumper sets as well as performing dielectric testing and repair on used grounds and jumpers.  

Our rope department specializes in transformer sling assemblies as well as rope splicing and custom rope solutions.  

Our repair department services all tools commonly used in the utility industry including hydraulic, pneumatic, gas, and battery-powered equipment, stringing blocks, dynamometers, and mechanical hoists. 

Tallman offers complete repair and reconditioning of fiberglass tools, including hot sticks, conductor and support gins, ladders, extension arms, shotgun sticks, and more.  

The Tallman Rubber Lab cleans and performs dielectric testing on rubber gloves, blankets, sleeves, and other rubber goods and cover-up. All testing is done in accordance to ASTM standards.  

At Tallman Equipment, our vision is to deliver quality, convenience, and reliability to our customers by adapting to their needs and always striving to do the right thing.

Evluma is committed to developing affordable, long-lasting and environmentally low-impact LED lighting solutions that fundamentally change the landscape of the outdoor utility lighting market. Evluma’s high standard of customer service plus its background in innovative lighting technologies and software cooperatively influence the design of its utility-grade products. Evluma has added a family of roadway luminaires to its product line. Available in three sizes, the RX1 (small) is the winner of a BrightStar award.

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.

In 1897, ACA sold the first aluminum for current-carrying application. That sale was the beginning of a relationship between ACA and the electrical industry that has prevailed for nearly a century. Today, ACA Conductor Accessories is the world^^s foremost supplier of aluminum conductor accessories to the entire utility industry. Yet, we are more than simply a manufacturer of metal products... we offer a depth of engineering, production, training and testing services not available from any other source, at any price. With ACA, you get the product performance you need for reliability, and the know-how to apply it. ACA expertise, born from beginnings of the electric age... it^^s an edge that makes a big difference. The entire ACA organization is ready to listen to your needs and provide a better technical solution for improved system reliability. We will be happy to provide you with detailed literature and answer specific questions about any of our products and services. Contact us today for more information and the name of the ACA field representative near you.

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.

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.

Tech Products, Inc. Is your source for quality identification products to the utility, pipeline and (OEM) original equipment market including, utility pole markers, valve tags, machinery data plates and safety signs for substations and transmission towers.

Our Everlast® brand is in use on many of the fiber optic cables, pipelines, and distribution systems throughout the northern and southern hemisphere. It is a unique product that does not use ink to convey its message. In fact, our first customer, Delaware Electric Coop is still using the product to mark their poles today. 

Our Fasttag miniature cable marker product line has been used by the US military on its battleships, the energy industry to identify underwater cable and pipes on offshore oil rigs and many of the fiber optic cables of the cable industry.