{"product_id":"diy-train-horn-kit-for-dewalt","title":"DIY Train Horn Kit for DeWalt® 20v Battery","description":"\u003ch2\u003eQuad-Trumpet Train Horn Kit Compatible with DeWalt® 20V Batteries — Up to 140 dB\u003c\/h2\u003e\n\n\u003cp\u003eTransform a standard DeWalt® impact drill into a \u003cstrong\u003e140 dB cordless train horn\u003c\/strong\u003e with this all-in-one DIY build kit from Train Horn Drill. Four trumpets, an integrated air compressor, and a wireless remote system are included right out of the box — no hunting for extra parts, no complicated wiring, no guesswork. Whether you need serious attention-getting power at outdoor events, want a reliable safety signal, or just love making noise, this quad-horn kit delivers the real deal.\u003c\/p\u003e\n\n\u003ch2\u003eWhat Makes This Kit Stand Out\u003c\/h2\u003e\n\n\u003ch3\u003eDeafening 140 dB Output\u003c\/h3\u003e\n\u003cp\u003eFour trumpets working together produce an unmistakably loud train horn blast — well above the volume of a standard vehicle horn. At 140 dB, people notice.\u003c\/p\u003e\n\n\u003ch3\u003eBuilt for DeWalt® 20V Batteries\u003c\/h3\u003e\n\u003cp\u003eThis kit is engineered to be compatible with DeWalt® 20V batteries and works with most DeWalt® impact drill housings, as well as many other brushless drill platforms. Your existing battery becomes the power source — no separate charging system needed.\u003c\/p\u003e\n\n\u003ch3\u003eWireless Remote Operation\u003c\/h3\u003e\n\u003cp\u003eThe included remote receiver and remote control let you trigger the horn from a distance, hands-free. Mount it, step back, and fire at will.\u003c\/p\u003e\n\n\u003ch3\u003eExtreme Trumpets Upgrade Available\u003c\/h3\u003e\n\u003cp\u003eWant even more sound power? An optional Extreme Trumpets upgrade is available for those who want to push output even further.\u003c\/p\u003e\n\n\u003ch2\u003eEverything Included in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e4-trumpet air horn assembly\u003c\/li\u003e\n  \u003cli\u003eAir compressor unit\u003c\/li\u003e\n  \u003cli\u003ePre-wired harness with integrated remote receiver\u003c\/li\u003e\n  \u003cli\u003eWireless remote control\u003c\/li\u003e\n  \u003cli\u003eAir pipe \/ hose\u003c\/li\u003e\n  \u003cli\u003e2 mounting screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eStep-by-Step Build Process\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eOpen the drill shell and remove the existing motor, gears, and wiring harness.\u003c\/li\u003e\n  \u003cli\u003eModify the shell as needed to seat the air compressor properly.\u003c\/li\u003e\n  \u003cli\u003eRoute and connect the new pre-built harness to the compressor terminals.\u003c\/li\u003e\n  \u003cli\u003eAttach your DeWalt® 20V battery and verify the compressor powers on correctly.\u003c\/li\u003e\n  \u003cli\u003eClose and reassemble the drill shell, then drill two mounting holes.\u003c\/li\u003e\n  \u003cli\u003eSecure the horn mount using the provided bolts and connect the air hose to the trumpets.\u003c\/li\u003e\n  \u003cli\u003ePower up and enjoy your brand-new 140 dB train horn.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eWhy Build with Train Horn Drill?\u003c\/h2\u003e\n\u003cp\u003eThis kit is designed for \u003cstrong\u003eperformance, durability, and straightforward assembly\u003c\/strong\u003e. Every component you need is in the package — the compressor, the harness, the trumpets, the remote. You're not piecing together mismatched parts from three different suppliers. Just follow the steps above and you'll have a fully functional, battery-powered train horn built around your existing DeWalt® 20V platform.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOrder your DIY Train Horn Kit for DeWalt® 20V today and build a 140 dB horn that demands attention.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Train Horn Drill","offers":[{"title":"Black","offer_id":44214185623732,"sku":"diy-quad-with-remote-dewalt","price":160.0,"currency_code":"USD","in_stock":true},{"title":"Chrome","offer_id":44214185656500,"sku":"diy-quad-with-remote-2","price":180.0,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":44214185689268,"sku":"diy-quad-with-remote-3","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1027\/6532\/files\/diy-train-horn-gun-kit-with-4-trumpets-for-dewalt-up-to-150db-475499.jpg?v=1777575568","url":"https:\/\/trainhorndrill.com\/products\/diy-train-horn-kit-for-dewalt","provider":"Train Horn Drill","version":"1.0","type":"link"}