The best of model railroading, Manufacturers Big and Small at Trainfest
The manufacturers who participate in Trainfest bring their greatest products in model railroading for you to see, touch and examine. Each manufacturer is anxious to share tips and help you determine the products that best meet your modeling needs.
Check in Early Summer 2015 for updates on Manufacturers for Trainfest 2015.
Aero-Car Hobby Lubricant
ANE Model – Heartland Hobby
Clever Models LLC
Custom Model Railroads
Funaro & Camerlengo
Great Lakes Models
Heritage Scale Models
Laser Modeling 3
Model Tech Studios
North American Railcar
Palace Car Company
Tangent Scale Models
Train Control Systems
Trainfest 2014 Manufacturers
Accurail Inc., founded in 1986, produces HO scale injection molded plastic freight car kits. Currently, the product line consists of more than 30 US-design rolling stock styles. Each year Accurail produces a special run car exclusively
for Trainfest. Click here to visit Accurail Inc. website.
Aero-Car Hobby Lubricants supplies a line of lubricants for all gauges of trains. Lubricants are non-toxic and non-hazardous, yet supply the finest lubricating properties in the marketplace. Our motto is “More is Not Better”. ACT-6006, Track Cleaner, has been tested by many users and has been described as the best track cleaning solution available to the model train enthusiast.
Aero-Car Hobby Lubricants has been in business for over 15 years and we are located in Western Springs, IL. Our lubricants are available in many fine hobby shops, and available via the Internet for those users located a long distance from a hobby shop carrying our products. Click here to visit Aero-Car Hobby Lubricant website.
The American Vintage Train Co. manufactures a personalized wooden train in the USA. It comes with three parts: Train, Children’s Book, and a Certificate of Authenticity.
Train: Each Train comes with four cars, handcrafted and painted in bright colors: an engine, a lumber hauler, an oil tanker, and a bright red and blue caboose. The Train is made of colorful wooden pieces which require assembly on its four bases. Each train is numbered on the locomotive with the child’s name on the engineer’s cabin. The company name, logo and number is burned on the underneath side of the engine base.
The train assembly teaches:
Children’s Book: A children’s book tells a story about the Trains first adventure – finding its new owner. The child’s is mentioned throughout the book and the Train number is part of the adventure.
Certificate of Authenticity: The Certificate of Authenticity displays the owner’s name and train number. The Train’s authenticity is further assured by invisible ink marks on
The American Vintage Train has personality!
ANE MODEL was founded in Taiwan in 2006. The primary mission of the company has always been to simplify the interface between technology and the end users of our product.
ANE MODEL was the first company to patent servo powered turnout control. The ANE SmartSwitch is an innovative and versatile product which can power up to four animated operations at one time.
ANE is also in the process of developing the LC201 Lococruiser HO Standard 6 Function Decoder with 8 pin plug. This multi-brand strategy is so versatile, all of the ANE brand products can be used together to form a simplified, yet much more realistic experience for the model railroader.
Partnering with Heartland Hobby Wholesale, ANE Model’s North American exclusive distributor, ANE looks to aggressively market its wide range of products in North America in 2014 and 2015. Establishing an efficient and complete supply chain, as well as a partnership, allows
for collaborative market research with our North
ANE MODEL continues to create new, innovative, yet simplified products for the fast-paced electronic environment of the model railroad industry.
For over 60 years, Atlas has been a leader in the world of model railroading. Atlas has its roots in model railroad track and accessory making through invention, innovation and ingenuity. We have a proud reputation as a family-owned business and are well-known for quality and excellence.
Atlas currently manufactures track, locomotives, rolling stock and structures in N, HO and O scales. You can find our products on the shelves of hobby stores throughout the world or order them directly from our online store. For more information on our products or to find the latest releases we have to offer, please visit us on the web at www.atlasrr.com.
Since 1833, Bachmann has been known for providing quality products at an affordable price. As the world’s largest manufacturer of train sets, locomotives, track and accessories, we offer a complete selection for both beginning and experienced modelers. Many first-time hobbyists enjoy the ease of using our ready-to-run train sets that typically include a locomotive, several cars, a layout of E-Z Track®, and easy-to-follow instructions. Bachmann is one of the few train companies to offer products in all four of the most popular scales: N, HO, O, and G (or Large Scale). We offer locomotives in a choice of DCC-ready, DCC-equipped, and DCC sound-equipped models. Young engineers will especially enjoy our licensed Thomas & Friends™ and Chuggington™ electric train sets and separate sale items. For children of all ages, we bring the circus to town with our Ringling Bros. and Barnum & Bailey™ products.
Click here to visit Bachmann Trains website.
Broadway is a company that relishes in producing models that continually exceed our customers’ expectations. Our accurate locomotives, passenger cars, and rolling stock feature suburb operation and sound.
Click here to visit Broadway Limited website.
Chooch makes highly detailed scenic walls, abutments, tunnel portals and loads. Chooch has been serving the model railroad business since 1975. We are known for our attention to detail and quality scenery products.
Special News: we are announcing our new stone walls and tunnel liners at Trainfest.
Clever Models LLC manufacturers a number of “photo-realistic” materials. Photo-realism describes images that while completely flat, appear to the eye as 3D to the point that you need to touch them to realize they are not real 3D objects.
Our line of kits produces buildings that appear extremely
well detailed, even though they are merely folded and
Our texture products give you sheets of photo-realistic material, such as clapboard, tar-paper, bricks, steel sheets, etc. used to enhance existing models or scratch-build new ones. Our kit products are available as files on a DVD, to be printed out by the customer, and are generally grouped by type such as, Wood Buildings, Steel Buildings, Brick Buildings, etc. All kits and texture products are available in O, S, HO and N scales.
Custom Model Railroads specializes in the design and manufacture of model railroads, model railroad structures, and really cool kits. We have been in business since 1991, building private, corporate and museum layouts, as well as custom structures and models.
At Trainfest, we will be showcasing our HO and N scale line of building kits featuring city structures for the urban modeler. We will also be offering a special discount rate on our kits so stop by and stock up.
If you are interested in having a custom layout built, talk to one of our representatives about your dream layout and let us help you make it a reality.
Founded in 1993, Digitrax manufactures digital DCC products and accessories for all scales. There are items available for everyone, from beginners to pros. They’re perfect for model railroaders who want complete train control without breaking the budget.
Click here to visit Digitrax website.
We provide hobbyists with a variety of LED lighting options. All of our LEDs are pre-wired with the appropriate circuitry for easy hookup to model train power supplies. Our LEDs come in sizes from 1mm to 6mm, and in many colors.
Our LED Kits simulate a variety of features such as Fire, Welding, a Lighthouse lamp and a FRED kit (Flashing End of Train Kit). Our newest line of LEDs is called Chips, with a flat profile, they take up very little space. These are available in both individual LEDs and a string of lights suited for many uses. We also have a variety of wire spools, wired pin connectors and pre-wired switches.
Click here to visit Evans Designs website.
For ExactRail, product development accuracy and detail are the most important elements in producing prototype replicas. Their HO and N scale products are categorized into three product series: Platinum, Evolution and Express.
Click here to visit ExactRail website.
Fox Valley Models was started in 2007 to offer unique, quality models to the discerning modeler. We offer Locomotives, Freight Cars, Passenger Cars and Caboose models in both HO and N Scales. Our models reflect a high level of detail that comes from a genuine passion for the hobby. Born and raised in Wisconsin, many of our models are inspired by trains that ran throughout the Midwest. The products replicate real trains from the 1930s through the latest rolling stock on the rails today.
Funaro & Camerlengo began 31 years ago in Queens, NY. Our resin kits have come a long way from the available rubbers and resins of the time, and now use and are always testing new formulations to produce a superior product. Most of our products are HO scale but we do offer a few S & O scale kits. Almost 1/2 of our kits are of a ONE PIECE BODY design which makes many of them much easier to construct. Our kits include freight cars, cabooses, milk cars, and passenger equipment. Everything produced by us is entirely made in the US. We make all of our patterns, molds and castings, and we even silk screen our own decals. Visit our booth for special offers.
Railroading is our main interest here at Heimburger House. Our business is founded on publishing and offering the best railroad books available. They must be of high quality and of a particular subject matter that appeals to our customers. Our new children’s line of railroad books has also been extremely popular.
Also at the Heimburger House booth, look for Scenery Unlimited, a leader in S and Sn3 products. Look for the newest, most up-to-date products available in S scale from 200 different manufacturers and suppliers. If you are looking for steam or diesel locomotives, brass, freight or passenger cars, structures, track and turnouts, trucks, couplers or wheelsets, detail parts, scenery signals, turntables, tools, road vehicles, figures, power supplies, conversion aids, train repairs, lighting devices, decals/dry transformers, books and magazines or reference material, we can help.
Heritage Art Editions specializes in transportation art (trains, planes, automobiles, ships, etc.) by artists such as David Snyder, Jack Schmitt, Rudy Sparkuhl, Rene Tinsley, Larry Fisher, Wentworth Folkins, Ray Davidson, Cliff Kearns, Edward Schaefer and Jonathon Hayes.
At Trainfest we will feature Railroad Artist Larry Fisher’s paintings showing “Milwaukee Road Railway Station” in 1935. We are also launching a new “Collector Coffee Table Book & Box Set” showing over 100 of Larry Fisher’s original paintings.
Heritage Art Editions specializes in transportation art (trains, planes, automobiles, ships, etc.) by artists such as David Snyder, Jack Schmitt, Rudy Sparkuhl, Rene Tinsley, Larry Fisher, Wentworth Folkins, Ray Davidson, Cliff Kearns, Edward Schaefer and Jonathon Hayes. At Trainfest we will feature Railroad Artist Larry Fisher’s paintings showing “Milwaukee Road Railway Station” in 1935. We are also launching a new “Collector Coffee Table Book & Box Set” showing over 100 of Larry Fisher’s original paintings.
Hornby America is a wholly owned subsidiary of Hornby Hobbies from the UK. As such we are the importer/distributor of the various Hornby Hobbies lines – Hornby rail, Airfix plastic model kits, Humbrol paint, Corgi diecast, Scalextric 1/32 slot cars, Pocher 1/8 scale diecast, Rivarossi American outline rail, and the Arnold American outline rail.
Hornby America offers the American outline range of Rivarossi HO scale model railroad items (locomotives and rolling stock); along with the American outline range of Arnold N scale model railroad items (initially locomotives). We also offer a limited selection of Hornby UK OO track which is compatible with America code 100 HO track.
Click here to visit Hornby America website.
Hunterline has offered easy-to-build classic wooden model kits since 1994. Their line includes trestle bridges, portals, tunnel liners, snow sheds and more. These kits are accurately scaled, include easy instructions, and are aimed toward both novices and experts alike.
Click here to visit Hunterline website.
InterMountain Railway Company is a producer of high-end model railroad products in HO, N, and Z scales including locomotives and rolling stock dating back to the early 20th century. The company focuses on a high level of detail and prototypical accuracy for all of its offerings. It is recognized as a leader in the industry in this area. InterMountain distributes its own product line to a system of over 600 hobby dealers worldwide. The company also distributes the products of several other model railroad manufacturers. It is the exclusive North American distributor of Rokuhan, a Japanese ‘Z’ scale manufacturer.
Kadee is the ALL American Made Family owned Model RR company that created the Magne-Matic® Metal Knuckle coupler developed over 60 years ago by Keith & Dale Edwards (Kadee). (We continue to design, cut all our own molds and dies). We use in plastic injection molding and die-casting departments while designing one off machines to assist in assembling couplers, RTR cars and accessories. With seven different departments under one roof in White City, OR, Kadee employs over 25 full time employees working from Marketing, R&D, Sales & Information, Plastics, Die-casting, Assembly, Machine shop, Paint & Print to Shipping and Receiving. Truly the ALL American Made Model Railroad Company for over 67 years serving Authorized Dealers, Distributors and modelers who, want and need the very best!
Kalmbach Publishing Company produces five railroad-related magazines. Model Railroader magazine was founded in 1934 and remains the largest circulation magazine in its field, with stories about building, enhancing, and operating model railroads in different scales. Trains magazine has covered real-life railroading monthly since 1940 and also is the largest circulation magazine in its field. Classic Trains magazine, published quarterly, focuses on railroad stories and photographs of the classic era: the 1940s through 1960s. Classic Toy Trains magazine appeals to enthusiasts of new and old Lionel, MTH, and other O gauge model trains as well as S gauge American Flyer trains. Garden Railways magazine is the only magazine of its type in the United States and appeals to hobbyists building outdoor Large scale railroads amid various landscapes across North America. Kalmbach Books is respected for publishing several Toy Train price guides, The Tourist Train Guidebook and multiple train titles throughout the year authored by top experts in the industry.
Kam Konnect is a company from Texas that is revolutionizing the model railroad world by introducing new modular tables that can slide and fasten together quickly and easily. No track lift-out sections or rail joiners are required between the tables. Setting up and breaking down a series of tables takes a fraction of the time.
Many model railroaders like to travel with their layouts. Others just want to be able to break down their home layout so that they don’t have to destroy it when moving to a new house. For those new to model railroading, it removes the challenge of having to build their own tables and lets them jump right into laying track and modeling. Whatever the reason might be, Kam Konnect offers a variety of options for model railroaders and other hobbyists.
Kam Konnect offers a variety of sizes and shapes to accommodate almost every situation you can imagine. Our standard squares and rectangles are very popular, and we also offer Octamods, Corners, and T-mods. In addition, our custom shop can produce curved sweep modules as well as dual level tables that can accommodate three-dimensional scenery (for canyons, wharfs, etc.)
Click here to visit Kam Konnect website.
KATO U.S.A. has come to be known for their precision HO and N scale model railroad products. KATO, established in 1986, is also universally known for UNITRACK, a track and roadbed integrated into a single piece, complete with nickel-silver rail and realistic roadbed.
Click here to visit Kato USA website.
Laser Modeling 3 (LM3) is a manufacturer of laser fabricated craftsman structure kits, modeled primarily in HO to O scale. LM3 utilizes internal laser cutting and 3D printing equipment to manufacture their craftsman kits. All kits include detailed instructions in a full-color instruction manual.
Special News: LM3 will be introducing its newest kit at the show. The “Boonville Mill” is a highly detailed mill campus, which includes three buildings and a stream running through the complex, together with an overhead conveyor for unloading rail cars.
Click here to visit Laser Modeling 3 website.
We sell products for modelers who are in the process of detailing their layout in all scales. We offer LED’s in 6 different sizes and 8 different colors which come with resistor, capacitor, and rectifier – completely assembled and ready to install. Lights4Models also offers special LED’s that create special effects such as fire, welding, vehicle lights, tower lights, etc. We also carry a complete line of Miller Signs which are animated neon signs for all scales, and come alive.
Click here to visit Lights 4 Models website.
Lionel, founded in 1900, is one of the oldest model train manufacturers and has long been known for the iconic image of the model train circling the Christmas tree. Most Lionel gauges are O or O-27, they also make S scale and Large scale.
Click here to visit Lionel LLC website.
Lunde Studios offers architecturally accurate city structure kits. All kit parts are hand-poured in the USA in high quality tooling resin, a material that allows for exceptionally crisp detail and ease in modeling. Designs and patterns are created by well-known Bob Lunde.
Lunde Studios is the third model railroad company created and operated by Bob and Lynn Lunde, husband and wife team who say they’ve been in the industry since shortly after the earth cooled. All three companies have involved structure kit design and production because of Bob’s background in architecture. The first company was Magnuson Models, begun in 1976 and sold in 1982. The second was DPM (Design Preservation Models), begun in 1984 and sold in 1993. Lunde Studios began as a layout building enterprise, but creating custom structures for layouts led to full time structure kit production once again. Personnel include only Bob and Lynn and one part time kit packer. Bob handles all product development and production related activities in a shop building in Eureka Springs, Arkansas. Lynn takes care of customer contact and all paper and computer activities, working in her home office nestled in the Ozark hills.
Click here to visit Lunde Studios website.
Märklin, Inc. is the North American subsidiary of Gebr. Märklin & Cie. GmbH founded in 1859, located in Göppingen, Germany. Märklin’s product lines include; H0 electric model trains & accessories, Digital multi-train control system, My World battery trains & accessories (H0 scale for children 3+), Start Up entry level electric model trains & accessories (H0 scale for children 8+), Z electric model trains & accessories (scale 1:220), 1 Gauge electric model trains & accessories (scale 1:32), and LGB large scale garden trains & accessories (G scale). All of our products are distributed by Walthers and sold to retailers.
Click here to visit Marklin Inc. website.
Model Rectifier Corporation was founded over 65 years ago by Roy Gelber. It all started with his idea of using rectifiers in train transformers. MRC now manufactures and distributes transformers, DCC, Model Power and Mantua trains, JTT scenery, MRC Chargers, Academy, Accurate Miniatures and more!
Model Tech Studios designs the unique layout details you’ve always wanted but never found before. We design 3D backgrounds, detailed structure scenes, pre-aged and layout ready details and structures.
Model Tech Studios offers model railroad kits and detail accessories for N Scale, HO Scale, S Scale and O Scale model railroaders worldwide. New model railroad designs are released every month to create the most detailed model railroad scenery and layout.
Moon Dog Rail Cars was born from over 31 years of serious model railroading experience. We offer a variety of custom made freight car loads, specialty parts, specialty decals and weathering service. Currently we offer our products in HO scale. Our special announcement for 2014 Trainfest is an add-on roof mounted vandal protection system for auto racks. Moon Dog Rail Cars is a family owned model railroad company working to bring models to life on the rails!
Motrak Models started in 2003 in Massachusetts. Today, the company makes over 300 freight car loads, more than 10 structure kits, and is an authorized dealer for Scalecoat Paint products.
Celebrating its 35th anniversary in 2015, M.T.H. Electric Trains has released more new O Scale, Tinplate, One Gauge, HO Scale and now S Gauge model trains and accessories than any of its competitors. Featuring the industry’s highest quality ready-to-run starter sets, M.T.H. products come loaded with digital sound and control features in traditional railroad liveries and popular branded themes including M&M’s, Miller-Coors, Anheuser-Busch, and more.
As an innovative market leader, M.T.H. products have long been lauded for their use of modern technology to expand and nurture the hobby of model railroading. In addition to starter sets, separate sale locomotives and rolling stock, M.T.H. produces multiple track lines in each of the scales and gauges we target along with power supplies, command control systems and ready-to-run structures.
Over 1,100 authorized retailers promote and sell M.T.H. products. Obtain your digital or printed catalog, locate a nearby retailer or obtain the latest M.T.H. product news on M.T.H. by visiting www.mthtrains.com.
The power of DCC. Electronic design and manufacturing firm of DCC products since 1993.
Click here to visit NCE website.
N.J.International produces signals, operating electronics and plastic kits. Signals are produced in N-HO-S & O Scales, Plastic kits in N &HO scales.
Click here to visit NJ International website.
Osborn Model Kits is pleased to offer a full line of scenic detail items in HO and N scales. We emphasize on the track side detail items that enhance prototypical accuracy of the diorama.
At Osborn Model Kits, we use only top grade wood products to produce our kits. C&C laser technology has allowed us to create a precision quality kit that is easy to build and is a reasonable cost to the modeler.
As you look through our website, you will realize that there are a lot of products that can be added to your layout without having to change a whole section to make them fit in. We realize that not all modelers are professional builders. Our products will give both the beginner and the professional
a great end result.
So stop by our booth and get a free sample!
Palace Car Co specializes in manufacturing passenger car interior parts. We have products in S, HO and N. The company was founded in 1999 and its first product, Streamliner coach seats were available in 2000. Since then we’ve added items to detail interiors for coaches, parlor cars, dining cars, lounge cars and sleepers.
Products are generally available packaged as individual parts or combined into kits for specific car types. Universal kits are available for coaches, diners, sleepers, etc. and combined for cars of specific brands, such as Athearn, Concor, Rivarossi, Train Station and others.
Since 1972, RCS has been selling O gauge turnouts, and has expanded to offer different track sizes, and over 45 different switches and crossings. Every track and switch is handmade using tinplated steel rail.
We have been in the glue business for 19 years. We sell CA Glue (liquid & gel) the only glue that works on plastic polyethylene & polypropylene. It won’t dry up in the bottle and dries clear! Our other products include glue guns for big jobs, fabric glue, Ginger scissors, and Museum Gel (temporary tack). Our German glue is a medical grade so it is easily liked and can be used in households, businesses and recreational.
Click here to visit Sinbad Glue website.
SoundTraxx has been designing and manufacturing the latest in state-of-the-art sound systems for the discriminating model railroader since 1990. They are a pioneer in developing advanced Digital Command Control (DCC) technologies that add more fun to model railroading. Their DCC products enhance the realism of operating sessions with true-to-life sounds, brilliant lighting effects, and advanced motor control.
SoundTraxx also produces a line of DCC motor and lighting decoders, as well as a multi-train layout sound system called SurroundTraxx. To complement their decoders, SoundTraxx offers an assortment of miniature speakers and baffle kits, as well as lighting and installation aids.
In 2004, SoundTraxx launched their Blackstone Model division to design and produce ready-to-run HOn3 models, snap-together track, and accessories.
Stoddart’s Ltd Company specializes in unique 3-dimensional railroad-related artwork. The “3-Dimensional” Railroad Art features famous locomotives, rolling stock, and railroad logos. We design and produce all of our artwork by hand in our Atlanta studio – proudly made in the USA!
Sundance marketing has been making the highest quality railroad pins and patches for 28 years.
Since 2007, Tangent Scale Models continues to offer high-quality, well-researched, and smartly-executed HO scale replicas of North American freight equipment spanning from 1937 to present. Our HO replicas include highly correct “true to life” colors, “hyper-accurate” lettering, stand-off ladders, wire grab irons and coupler lift bars, and separate air hoses. Most of our products include road-specific details. Finally, our models come with free-rolling metal wheels, scale-head Kadee couplers, and proper weighting so the models operate as good as they look.
In 1929, Testor started out as an adhesive company. The company has grown substantially and now offers plastic model kits, a broad range of paints and adhesives, airbrushes and accessories. Currently, Testor enamel paint is distributed worldwide.
Click here to visit Testor Corp website.
White River Productions is a national leader in the field of railroad-related publishing. Our publications serve historical societies, railfans, and modelers alike in providing the highest quality images and articles possible, and covering various railroads across North America and their long and important histories.
White River productions produces Model Railroad News (monthly), Passenger Train Journal (quarterly), and Railroads Illustrated (monthly). Each of these publications reaches niche markets with very dedicated followers.
White River Productions is currently producing 22 historical society magazines plus calendars, books, and other peripheral items such as membership brochures, advertising rate cards, annual meet announcements, and ballots.
The full slate of production and membership services offered by White River Productions, as well as our track record of stimulating growth within the societies we serve, has set the company apart as the go-to solution for railroad historical society publishing and behind-the-scenes membership secretary services.
White River Productions has grown to become one of the leading publishers of historical railroad material, producing more pages of railroad-related material than any other publisher in the world.
Founded in Milwaukee in 1932 by William (Bill) Walthers, and now in its third generation of family ownership, Wm. K. Walthers, Inc., is dedicated to manufacturing and distributing high-quality model railroad equipment in various scales. Walthers represents over 300 domestic and international suppliers and serves model railroaders and hobby shops around the world, offering the largest selection of products for model train enthusiasts in the industry.
Click here to visit Wm. K Walthers website.
Woodland Scenics, along with its PineCar and Scene-A-Rama divisions, manufactures model scenery, gravity-driven pinewood racecars and educational arts and crafts. For almost 40 years, Woodland Scenics has been considered the prime innovator-inventor of realistic model scenery and continues to lead the industry in developing and manufacturing model scenery products.
Our commitment to customer satisfaction inspires our innovation and fuels our determination to offer the best in quality-tested products. We make most of our products in America, manufactured and/or packaged in Linn Creek, Missouri.
Woodland Scenics offers a broad range of railroad modeling kits and individual products, including complete systems for building lightweight layouts, roadbed, creating terrain understructure, earth contours and rock formations, landscape and trees, buildings, decals and graphics, rail and truck maintenance, and others.
Click here to visit Woodland Scenics website.
Yard Goat Images produces high quality DVDs featuring present-day vintage rail equipment, including steam, traction, and classic diesel, in operation. We have also created an audio CD featuring recordings of some of our favorite steam locomotives.
Videographer Steve Mitchell founded Yard Goat Images in 2009 believing the world was ready for something different. We cover mainline excursions, special events such as train festivals and NRHS conventions, photo specials, and operating museums. We especially enjoy working closely
with museums and their hard working volunteers. Our programs promote the museums and hopefully will inspire our viewers to visit.
Click here to visit Yard Goat Images website.
We have manufactured train accessories since 1999 and Zstuffexpress, our sister company sells our products online and at train shows. We have recently added a line of integrated smartSignals for HO and N gauge that, like our O gauge signals, have sensors and controls as part of the signal. Even our signal bridges for O and G gauge have sensors built in so all the customer has to do is provide power – just 2 wires!