Part number upn0313b · Electronics

Control Unit, Train 4.5V Whistle Brick 4 x 8 x 2 with Forward/Stop/Reverse Functions

Color Trans-Clear AquaBlackBlueBlue VioletBright GreenBright Light BlueBright Light OrangeBright Light YellowBright PinkBright Reddish OrangeBrownChrome Antique BrassChrome BlackChrome BlueChrome GoldChrome GreenChrome PinkChrome RedChrome SilverClikits PinkClikits YellowCopperCoralCurryDark AzureDark BlueDark Blue-VioletDark Bluish GrayDark BrownDark GrayDark GreenDark NougatDark Olive GreenDark OrangeDark PinkDark PurpleDark RedDark TanDark TurquoiseDuplo BlueDuplo Dark PurpleDuplo Light GreenDuplo LimeDuplo Medium BlueDuplo Medium GreenDuplo PinkDuplo TurquoiseEarth OrangeFabuland BrownFabuland LimeFabuland OrangeFabuland RedFlat Dark GoldFlat SilverGlitter Milky WhiteGlitter Trans-Bright GreenGlitter Trans-ClearGlitter Trans-Dark PinkGlitter Trans-GreenGlitter Trans-Light BlueGlitter Trans-Medium PurpleGlitter Trans-Neon GreenGlitter Trans-OrangeGlitter Trans-PinkGlitter Trans-PurpleGlow In Dark OpaqueGlow In Dark TransGlow in Dark WhiteGreenHO AquaHO AzureHO Blue-grayHO CyanHO Dark AquaHO Dark BlueHO Dark GrayHO Dark GreenHO Dark LimeHO Dark RedHO Dark Sand GreenHO Dark TurquoiseHO Earth OrangeHO GoldHO Light AquaHO Light BrownHO Light GoldHO Light TanHO Light YellowHO Medium BlueHO Medium RedHO Metallic BlueHO Metallic Dark GrayHO Metallic GreenHO Metallic Sand BlueHO Olive GreenHO RoseHO Sand BlueHO Sand GreenHO TanHO TitaniumLavenderLight AquaLight BlueLight Bluish GrayLight BrownLight GrayLight GreenLight LilacLight LimeLight NougatLight OrangeLight PinkLight PurpleLight SalmonLight TanLight TurquoiseLight VioletLight YellowLimeMaersk BlueMagentaMedium AzureMedium BlueMedium Bluish VioletMedium BrownMedium Dark PinkMedium GreenMedium LavenderMedium LimeMedium NougatMedium OrangeMedium VioletMetalMetallic CopperMetallic GoldMetallic GreenMetallic SilverMilky WhiteModulex Aqua GreenModulex BlackModulex BrownModulex BuffModulex Charcoal GrayModulex ClearModulex Foil Dark BlueModulex Foil Dark GrayModulex Foil Dark GreenModulex Foil Light BlueModulex Foil Light GrayModulex Foil Light GreenModulex Foil OrangeModulex Foil RedModulex Foil VioletModulex Foil YellowModulex LemonModulex Light Bluish GrayModulex Light GrayModulex Light OrangeModulex Light YellowModulex Medium BlueModulex Ochre YellowModulex Olive GreenModulex OrangeModulex Pastel BlueModulex Pastel GreenModulex PinkModulex Pink RedModulex RedModulex Teal BlueModulex TerracottaModulex Tile BlueModulex Tile BrownModulex Tile GrayModulex VioletModulex WhiteNeon GreenNeon OrangeNougatOchre YellowOlive GreenOpal Trans-Bright GreenOpal Trans-BrownOpal Trans-ClearOpal Trans-Dark BlueOpal Trans-Dark PinkOpal Trans-Light BlueOpal Trans-PurpleOpal Trans-YellowOrangePastel BluePearl BlackPearl BluePearl BrownPearl CopperPearl Dark GrayPearl GoldPearl GreenPearl Light GoldPearl Light GrayPearl LimePearl RedPearl Sand BluePearl TitaniumPearl Very Light GrayPearl WhitePinkPurpleRedReddish BrownReddish GoldReddish LilacReddish OrangeRoyal BlueRustRust OrangeSalmonSand BlueSand GreenSand PurpleSand RedSienna BrownSky BlueSpeckle Black-CopperSpeckle Black-GoldSpeckle Black-SilverSpeckle DBGray-SilverTanTrans-BlackTrans-Black IR LensTrans-Bright GreenTrans-BrownTrans-Dark BlueTrans-Dark PinkTrans-Fire YellowTrans-Flame Yellowish OrangeTrans-GreenTrans-Light BlueTrans-Light Bright GreenTrans-Light GreenTrans-Light PurpleTrans-Light Royal BlueTrans-Medium BlueTrans-Medium PurpleTrans-Neon GreenTrans-Neon OrangeTrans-Neon RedTrans-Neon YellowTrans-OrangeTrans-PinkTrans-PurpleTrans-RedTrans-Very Lt BlueTrans-YellowTwo-tone CopperTwo-tone GoldTwo-tone SilverUmber BrownVery Light Bluish GrayVery Light GrayVery Light OrangeVibrant YellowVintage BlueVintage GreenVintage RedVintage YellowVioletWarm PinkWarm TanWarm Yellowish OrangeWhiteYellowYellowish Green Quantity Add to wishlist