The people and facilities of MAC
… a tradition of quality, integrity, and excellence.
For more than 50 years, MAC has designed and built a wide variety of high quality products for the electric utility, electrified transit, construction, and OEM industries. With a unique blend of modern manufacturing facilities, highly experienced and skilled engineers, technicians, and craftsmen, MAC produces high quality products that meet the needs of the most demanding industries. All facets of our operations are certified ISO9001-2015.
Field Service, Training and Technical Assistance
We provide technical assistance to help you evaluate system needs and define and refine specifications for your pipe-type cable system, as well as equipment design. We offer on-site operational training, classroom system and operational training…Read More
Pipe-type Cable System Components and Splicing Accessories
We manufacture a complete array of high and extra-high voltage pipe-type cable joints and accessories, including joint casings, trifurcating terminations, splice kits, compression cable connectors, dry and oil impregnated…Read More
Portable Pressurizing Plants
For emergency use in the event of a malfunctioning pumping plant, MAC portable pressurizing plants are designed for emergency use during the replacement of an existing or a malfunctioning pumping plant. They provide temporary…Read More
Forced Cooling and Circulating Plants
MAC Forced Cooling Plants are designed to increase the carrying capacity of pipe-type cable feeders by cooling the dielectric fluid circulating through feeder cable pipelines. The cooling loop consists of the feeder, plant inlet and outlet pipelines…Read More
Self-Contained Skid Units
MAC designs, builds and installs, pressurization and circulation “skid” units in which pumps, valves, piping and controls are all on a small self-contained frame and the only significant component not on the skid is the tank…Read More
Pressurizing and Circulating Plants
MAC pressurizing/circulating plants are custom designed to meet your specifications,manufactured in our own facilities, and tested against the highest quality standards to meet the critical performance…Read More
MAC Products is your source for mass transit power distribution accessories, components and systems. We offer a full line of products and services designed to meet the varied needs of transit systems operators, OEMs, repair shops and associated operations. We build electromechanical devices for rapid transit and locomotive propulsion systems.
We offer a full line of electromechanical component parts used in locomotive and transit car builder’s propulsion and electrical systems. Our products range includes bus bars, blowout coils, contact tips, contactors, armatures and cable harnesses…
In response to safety issues related to both auxiliary and power stingers, over the years MAC has developed an Energy Delivery System (EDS), that uses current technology to promote safety, ease of operation and reliability. The MAC EDS…
MAC designs, manufactures and supplies OCS material and equipment for today’s light rail, tram, electric trolley bus, streetcar and commuter rail systems. We offer a complete solution for our customers, whether they be the installer…
We are a leading designer and manufacturer of products that bring power to the rail but also insulate it as well. From rail and signal bonds, pothead assemblies, third rail connectors, and bracket covers to Wayside Power Centers…
MAC manufactures a wide variety of manually operated and motorized sectionalizing switches for various DC power applications. We manufacture both a bolted pressure design and knife-blade style for use on transit…
MAC's reputation for quality and on-time project performance is unsurpassed in the industries that we serve. We design, build and install pumping and circulating plants for electric utilities. We design and manufacture custom DC Switchgear and Distribution Equipment for rapid transit and light rail systems.