TrainMasterModels.com Toggle Search Account Checkout Cart Shop HO Scale HO Locomotives HO Steam HO Diesel HO Electric HO Freight Cars HO Passenger Cars HO Train Sets HO Track HO Vehicles HO Figures HO Structures HO Parts HO Locomotive and Rolling Stock Parts HO Structural Detail Parts HO Couplers, Trucks & Wheels HO Decal/Dry Transfers HO Scale Scenery HO New Arrivals HO On Sale Shop N Scale N Locomotives N Steam N Diesel N Electric N Passenger Cars N Freight Cars N Train Sets N Track N Vehicles N Figures N Structures N Parts N Locomotive and Rolling Stock Parts N Structural Detail Parts N Couplers, Trucks & Wheels N Decal/Dry Transfers N Scale Scenery N New Arrivals N On Sale Shop Z Scale Z Locomotives Z Steam Z Diesel Z Electric Z Passenger Cars Z Freight Cars Z Train Sets Z Track Z Vehicles Z Figures Z Structures Z Parts Z Locomotive and Rolling Stock Parts Z Structural Detail Parts Z Couplers, Trucks & Wheels Z Decal/Dry Transfers Z Scale Scenery Z New Arrivals Z On Sale Shop O Scale O Locomotives O Steam O Diesel O Electric O Freight Cars O Passenger Cars O Train Sets O Track O Vehicles O Figures O Structures O Parts O Locomotive and Rolling Stock Parts O Structural Detail Parts O Couplers, Trucks & Wheels O Decal/Dry Transfers O Scale Scenery O New Arrivals O On Sale Shop G Scale G Locomotives G Steam G Diesel G Electric G Freight Cars G Passenger Cars G Train Sets G Vehicles G Track G Figures G Structures G Parts G Locomotive and Rolling Stock Parts G Structural Detail Parts G Couplers, Trucks & Wheels G Decal/Dry Transfers G Scale Scenery G New Arrivals G On Sale Shop S Scale S Locomotives S Steam S Diesel S Electric S Freight Cars S Passenger Cars S Train Sets S Track S Vehicles S Figures S Structures S Parts S Locomotive and Rolling Stock Parts S Structural Detail Parts S Couplers, Trucks & Wheels S Decal/Dry Transfers S Scale Scenery S New Arrivals S On Sale Shop Train Sets HO Train Sets N Train Sets Z Train Sets O Train Sets G Train Sets S Train Sets Battery Train Sets Shop On Sale HO On Sale N On Sale Z On Sale O On Sale G On Sale S On Sale Shop New Arrivals HO New Arrivals N New Arrivals Z New Arrivals O New Arrivals G New Arrivals S New Arrivals Shop Model Supplies Scenery Non Scale Adhesives, Cleaner & Lubricant Scratch Building Supplies Paint and Painting Supplies Decals/Dry Transfers Hardware Signs Tools Other Scales Shop Train Merch. DVD's, Videos and Software Current Collectibles Books - Catalogs Magazines - Calendar Adult Apparel Shop Kids Merch. Thomas The Train & Friends Kids Apparel Kids Books Other Kids Battery Train Sets Melissa and Doug DVD's, Videos and Software Shop Electrical DCC - Digital Command Control Speakers and Sound Turnout Controls Smoke Signals Power Supplies Electrical Supplies Gift Certicates Search site Submit search Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Shop Electrical > DCC - Digital Command Control > MRC AD520 HO Auto Reverse Loop Module Your Price: $41.99 Please Note: In-Stock Off-Site Warehouse Usually Ships In 1 to 5 Business Days - Delivery Date Determined By Carrier See Terms and Conditions Product Code: MRCAD520 Qty: Description MRC AD520 HO Auto Reverse Loop Module 500-AD520 MRCAD520 Share your knowledge of this product with other customers... Be the first to write a review