Drop-In - HO Scale

Digitrax DH165A0 DCC Decoder - HO Drop-in AT-Style Board     Features:DH165A0 fits Athearn Genesis, Kato, Stewart, Atlas & Other HO Locomotives. Compatible with Sound Bug Sound Only DecodersDecoder Lock equipped   Series 6 Decoder...

Digitrax DH165K0 DCC Decoder - HO Drop-in AT-Style Board     Features:DH165K0 Fits Kato, Stewart, Atlas & OtherHO Locomotives Compatible with Sound BugDecoder Lock equipped   Series 5 Features Sound Bug Compatible:  Series 5...

Digitrax DH165K1A DCC Decoder - HO Drop-in for Kato     Features: DH165K1A fits many Kato HO Diesel Locomotives. Compatible with Digitrax Sound Bug Decoder Lock equipped   Series 5 Features Sound Bug Compatible:  Series 5 Digitrax...

Digitrax DH165L0 DCC Decoder - HO Drop-in Board for Life-Like     Features:Series 5 Decoder for Proto 2000 Plug ‘N Play Installation Compatible with Sound BugDecoder Lock equipped   Series 5 Features Sound Bug Compatible: ...

Digitrax DH165Q1 DCC Decoder - HO Drop-in Board for QSI-Style Replacement     Features:DH165Q1 fits Atlas, Intermountain, LifeLike & Other factory sound-equipped HO Locomotives. Compatible with Digitrax Sound Bug.Decoder Lock...

Digitrax DH187A0 Series 7 DCC Decoder - HO Drop-in AT-Style Board Series 7 Decoder Features Drop-in AT light board replacement, fits Kato, Athearn Genesis, Stewart, other HO locomotives Series 7 Enhanced Decoder Features. Firmware may be user updated...

Digitrax DH187K0 Series 7 DCC Decoder - HO Drop-in AT-Style Board Series 7 Decoder Features Drop-in AT light board replacement, fits Kato, Stewart, other HO legacy locomotives Series 7 Enhanced Decoder Features. Firmware may be user updated using a...

Digitrax SDXH187A0 Series 7 DCC Sound Decoder - HO Drop-in AT-Style Board for Atlas, Athearn, Kato, Stewart and Others   Digitrax decoders ship to us with a preloaded sound scheme but are reprogrammable like other decoder options that we offer...

Digitrax SDXH187K0 Series 7 DCC Sound Decoder - HO Drop-in AT-Style Board for Atlas, Athearn, Kato, Stewart and Others   Digitrax decoders ship to us with a preloaded sound scheme but are reprogrammable like other decoder options that we offer...

Digitrax SDXH187K1A Series 7 DCC Sound Decoder - HO Drop-in Board for Kato AC4400 and Others   Digitrax decoders ship to us with a preloaded sound scheme but are reprogrammable like other decoder options that we offer.  The Digitrax Sound...

Digitrax SDXH187K1B Series 7 DCC Sound Decoder - HO Drop-in Board for Kato SD38-2 and Others   Digitrax decoders ship to us with a preloaded sound scheme but are reprogrammable like other decoder options that we offer.  The Digitrax Sound...

Digitrax SDXH187K1C Series 7 DCC Sound Decoder - HO Drop-in Board for Kato F40PH and Others   Digitrax decoders ship to us with a preloaded sound scheme but are reprogrammable like other decoder options that we offer.  The Digitrax Sound...

ESU 53952 Adapter Board - NEM660 21MTC Integral Connector to BLI Steam Paragon 3 & 4 With the help of the BLI Paragon 3/4 (P34) adapter board, H0 Scale tender steam locomotives from Broadway Limited (BLI), in which a Paragon 3 or Paragon 4 decoder...

ESU 58821 LokSound 5 Direct NMRA DCC Sound Decoder - HO Drop-in AT-Style Adapter Board   ESU decoder ship to us blank (or mute, or no pre-loaded sound file, or...) unlike other decoder options that we offer.  The ESU Sound File Library offers...

ESU 58921 LokSound 5 Direct NMRA DCC Sound Decoder - HO Drop-in AT-Style Adapter Board w/ Integrated PowerPack   ESU decoder ship to us blank (or mute, or no pre-loaded sound file, or...) unlike other decoder options that we offer.  The ESU...

NCE DA-SR DCC Decoder - HO Drop-in AT-Style BoardEasy installation in many locomotives with Kato drive mechanisms such as Atlas/Stewart/Kato and Proto 1000. This decoder has five function outputs.   Fits Models: Atlas GP38, GP40, RS1/2/3, C424/5,...

NCE DA-SR DCC Decoder - HO Drop-in AT-Style BoardEasy installation in many locomotives with Kato drive mechanisms such as Atlas/Stewart/Kato and Proto 1000. This decoder has five function outputs.   Fits Models: Atlas GP38, GP40, RS1/2/3, C424/5,...

NCE SW9-SR DCC Decoder HO Life-Like SW8-9-900-1200 Drop-In   This decoder is designed for easy installation in Lifelike Proto 2000 SW8/SW9/SW1200 Locomotives. NCE Decoders offer the following features: Torque Compensation for ultra smooth low...

NixTrainz Decoder Buddy 12 Output V5B 2.2k Ohm Resistor 21-HW - 21MTC Adapter Board - NEM660 21MTC Integral Connector     Decoder Buddy V5 and V5B The Decoder Buddy V5 and V5B were developed for the 12 output decoders and include a couple...

NixTrainz Decoder Buddy 8 Output Original 2.2k Ohm Resistor 21-HW - 21MTC Adapter Board - NEM660 21MTC Integral Connector     Decoder Buddy V5 and V5B The Decoder Buddy V5 and V5B were developed for the 12 output decoders and include a couple...

NixTrainz Decoder Buddy Mini 1k Ohm Resistor 21-HW - 21MTC Adapter Board - NMRA-NEM660 21MTC Integral Connector   Decoder Buddy V5 and V5B The Decoder Buddy V5 and V5B were developed for the 12 output decoders and include a couple added features...

SoundTraxx 852002 MC2H104AT Mobile DCC Decoder - HO Drop-in AT-Style Board     This decoder is a perfect mate for the non-sound units that run with Tsunami Sound Decoders.   Soundtraxx Mobile Decoders offer the following...

SoundTraxx 882004 ECO-PNP Econami DCC Sound Decoder - Diesel - HO Drop-in AT-Style Board     **Be sure to read about Tsunami 2 Speaker Selection here.     Now the biggest name is sound is also biggest name in value!...

SoundTraxx TSU-BH2 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board     **Be sure to read about Tsunami 2 Speaker Selection here.     Blunami will change the way you enjoy the model railroading hobby!...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board   **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board   **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board XCXD;R''] **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx BLU-PNP 8 Function Blunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board   **Be sure to read about Tsunami 2 Speaker Selection here.   Blunami will change the way you enjoy the model railroading hobby! The BLU-PNP8 is a...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-PNP 8 Function Tsunami 2 DCC Sound Decoder - HO Drop-in AT-Style Board      **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has been...

SoundTraxx TSU-BH1 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has...

SoundTraxx TSU-BH1 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has...

SoundTraxx TSU-BH1 Bachmann Upgrade Tsunami 2 DCC Sound Decoder - HO Drop-in Board for Bachmann     **Be sure to read about Tsunami 2 Speaker Selection here.     A true pioneer in the model train industry, SoundTraxx has...

TCS 1000 A4X DCC Decoder - HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

TCS 1001 A6X DCC Decoder - HO Drop-in AT-Style Board     The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

TCS 1252 WOWSound DCC Sound Decoder - WOW-Plug & Play w/ KA-4 Keep Alive -Electric - HO Drop-in Board for Bachmann ACS-64 This product is specifically designed to be installed into Bachmann's AMTRAK® CITY SPRINTER Trainset. ACS-64 recordings...

TCS 1343 LL8 DCC Decoder - HO Drop-in Board for Life-Like Proto 2000 with NEM652 8-pin Integral Connector     The LL8 is a 8-function direct-plug decoder designed specifically to meet the needs of LifeLike/Proto 2000 models. The LL8 can quickly...

TCS 1402 LL8-LED DCC Decoder - HO Drop-in Board for Life-Like Proto 2000 with NEM652 8-pin Integral Connector     The LL8-LED is a 8-function direct-plug decoder designed specifically to meet the needs of LifeLike/Proto 2000 models. The...

TCS 1416 AS6 DCC Decoder - HO Drop-in Board for Atlas S1, S2, S3, S4     This full featured 6 function BEMF decoder fits the following Atlas HO Scale engines: S1, S2, S3, and S4. See the installation pages for a full list of compatible...