Aftermarket CategoriesAir Cleaners and Accessories Air Tank Accessories Boot Brushes Bug Shields and Deflectors Bulbs Bumpers Cab Racks Chain Hangers Deck Plates/Deck Covers Door Accessories Electronics Emblems Exhaust Stacks Exterior Lighting Fenders Hats, Shirts and Novelties Hoods Grilles Hood Ornaments Hoses and Accessories Interior Accessories Interior Lighting License Plate Accessories Mirrors Mudflaps and Accessories Polishing Products Safety Supplies Seat Accessories Side Fairings Sleeper Panels and Cab Extensions Steering Wheels and Accessories Steps Tool and Battery Boxes Towing Accessories Trailer Accessories Train Horns and Accessories Wheel Accessories Window Accessories Recently Viewed Products +3 +2Air Pressure SwitchStore/Shop by Category/Train Horns and AccessoriesSKU 46126$8.83Quantity:1 Add More Add to CartGo to CheckoutSave this product for later Favorite Favorited View FavoritesCustomer reviews Reviews only from verified customersNo reviews yet. You can buy this product and be the first to leave a review.Air Pressure SwitchStore/Shop by Category/Train Horns and AccessoriesProduct DetailsBrand: United PacificManufacturer: United PacificPart #: 46126 Automatically turns on the compressor when tank pressure is below 85 psi Auto shuts off compressor when tank pressure reaches 105 psi 1/4" male pipe threads, 1/4" push-on male terminals 6-month warranty Show MoreYou May Also LikeBlack 3 Trumpets Train HornBlack 3 Trumpets Train Horn$132.29 Add to CartElectric Solenoid Valve for Train HornElectric Solenoid Valve for Train Horn$16.86 Add to CartTrain Horn Diaphragms (2 Pack)Train Horn Diaphragms (2 Pack)$11.28 Add to CartChrome "Competition Series" 3 Trumpet Train HornChrome "Competition Series" 3 Trumpet Train Horn$129.59 Add to CartChrome 3 Trumpet Air Powered Train Horn w/ Support BracketChrome 3 Trumpet Air Powered Train Horn w/ Support Bracket$154.43 Add to Cart Parts and merchandise in stock will typically ship within 24-48 hours. All other orders usually ship within 2-4 weeks. Please call for shipping details.