{"product_id":"nixtrainz-scaletrains-conversion-kit-ntz-501","title":"NixTrainz NTZ-501 | ScaleTrains Sound Conversion Kit - Decoder Buddy, Keep-Alive \u0026 Speaker | HO Scale","description":"\u003cdiv class=\"sectionContent\"\u003e\n  \u003cp\u003eTurn your ScaleTrains diesel into a fully sound-equipped locomotive with the NixTrainz NTZ-501 conversion kit. This all-in-one HO scale package pairs the V5b Decoder Buddy motherboard with a Power Bridge III keep-alive and a Scale Sound Systems speaker, giving you flicker-free lights, uninterrupted sound over dirty track, and a clean, solder-light install. Just add your favorite 21-pin decoder and you're ready to run.\u003c\/p\u003e\n  \u003cp\u003eLooking for more HO DCC and sound gear? Browse our \u003ca href=\"https:\/\/squeakystrains.com\/collections\/track-tools-accessories\/scale-ho\" target=\"_blank\"\u003eHO Track, Tools \u0026amp; Accessories\u003c\/a\u003e and \u003ca href=\"https:\/\/squeakystrains.com\/collections\/trains-track\/scale-ho\" target=\"_blank\"\u003eHO Trains \u0026amp; Track\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sectionTitle\"\u003eWhat's Included\u003c\/div\u003e\n\u003cdiv class=\"sectionContent\"\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eItem\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eQty\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eV5b Decoder Buddy (with 1.0K resistors)\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003ePower Bridge III keep-alive (two 1.0 Farad super capacitors)\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eScale Sound Systems Universal #1 speaker with enclosure\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eMounting adhesive\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n  \u003cp\u003e\u003cem\u003eNote: A 21-pin sound decoder is required and is not included.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sectionTitle\"\u003eFeatures\u003c\/div\u003e\n\u003cdiv class=\"sectionContent\"\u003e\n  \u003cul\u003e\n    \u003cli\u003eComplete sound-conversion kit for ScaleTrains HO locomotives — plugs onto the factory light board footprint.\u003c\/li\u003e\n    \u003cli\u003eV5b Decoder Buddy accepts any standard 21-pin (PLuX\/NEM) sound decoder for a plug-and-play brain swap.\u003c\/li\u003e\n    \u003cli\u003ePower Bridge III keep-alive with dual 1.0 Farad super capacitors keeps sound and lights running across dirty track and frogs.\u003c\/li\u003e\n    \u003cli\u003eIncludes a Scale Sound Systems Universal #1 speaker pre-mounted in an enclosure for rich, full-range audio.\u003c\/li\u003e\n    \u003cli\u003ePre-installed 1.0K LED resistors and included mounting adhesive make for a fast, tidy install.\u003c\/li\u003e\n    \u003cli\u003eScale: HO (1:87)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sectionTitle\"\u003eMore Information\u003c\/div\u003e\n\u003cdiv class=\"sectionContent\"\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eNixTrainz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eItem Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eNTZ-501\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eScale\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eHO (1:87)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eDCC Sound Conversion Kit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDecoder Interface\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e21-pin (decoder sold separately)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003eNew\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 6px; border: 1px solid #ddd;\"\u003e0494000024003\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sectionTitle\"\u003eFAQ\u003c\/div\u003e\n\u003cdiv class=\"sectionContent\"\u003e\n  \u003cp\u003e\u003cstrong\u003eWhich locomotives does this kit fit?\u003c\/strong\u003e\u003cbr\u003eIt's designed for ScaleTrains HO diesels including the EMD GP38-2, GP40, SD7 \u0026amp; 9, SD40-2, and SD45, plus GE Dash 8-40C, Dash 9, and ES\/ET\/GEVO\/Tier 4 models.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eDoes it come with a decoder?\u003c\/strong\u003e\u003cbr\u003eNo. The kit provides the Decoder Buddy motherboard, keep-alive, and speaker. You supply any standard 21-pin sound decoder of your choice.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eWhat does the Power Bridge III do?\u003c\/strong\u003e\u003cbr\u003eIt's a keep-alive circuit with two 1.0 Farad super capacitors that stores power to prevent sound dropouts, light flicker, and stalling on dirty track or turnouts.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eDo I need to solder?\u003c\/strong\u003e\u003cbr\u003eInstallation is largely plug-and-play thanks to the 21-pin Decoder Buddy, though basic hobby soldering skills are helpful for the speaker and keep-alive connections.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Squeaky's Trains \u0026 Things","offers":[{"title":"Default Title","offer_id":48146970444031,"sku":"NTZ-501","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0443\/5968\/0161\/files\/conv-kit.png?v=1770803735","url":"https:\/\/squeakystrains.com\/products\/nixtrainz-scaletrains-conversion-kit-ntz-501","provider":"Squeaky's Trains \u0026 Things","version":"1.0","type":"link"}