Decoders
decoders — pre-owned
Browse 172 decoders — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Hornby (R7322) HM7000-21TXS: Bluetooth & DCC Sound Decoder (21-pin)
The Hornby (R7322) HM7000-21TXS is a Bluetooth and DCC sound decoder designed for model railroads and trains. This 21-pin decoder is compatible with DCC control systems, providing digital control for added realism and functionality. With the Hornby brand reputation and its focus on sound technology, this product offers a high-quality solution for enhancing the overall experience of model railroad enthusiasts.

DEFECTIVE SoundTraxx 885810 TSU21PNEM 8 Function Tsunami2 Sound Decoder G3D
Check item specifics and photos to ensure you make the perfect choice.
You save $25.57

G2U Elmo Motion Control PMAS1N Servo Drive
Check item specifics and photos to ensure you make the perfect choice.
You save $900.00

Soundtraxx Blunami EMD Diesel BLU-PNP8 - New in Package Lot #G7
Not every issue is in the written text, most are in the photos.

QSI DCC sound decoders diesels, Proto 2000 E7
HO Decoder QSI Quantum Q1a DCC & Analog Sound Decoder with Manual for E7.

LGB 55000 MTS Digital Control Set w/ Station, Mouse, Decoder G-Scale (LNIB)
Sold “AS-IS ”.

⭐ SOUNDTRAXX 820043 DSD-AT110LC DCC SOUND DECODER GE FDL-16 DIESEL W/SPEAKER ⭐
Up for sale is a Soundtraxx DSD-AT110LC DCC Sound Decoder for GE FDL-16 Diesel Locomotives with an 18mm Speaker and Baffle. This Decoder is tested and working properly. All motor, light and sound functions work as they should.

ESU LokSound 50348 Rectangular 18 x 35 x 11mm Speaker - 4 Ohm w/Passive Radiator
With the help of the built-in passive radiator in conjunction with a high-performance rectangular speaker, the module achieves high quality bass reproduction and achieves a considerable sound pressure even in the highs and mids.

Digitrax DS51K1 DCC Decoder for KATO Unitrack Bi-Polar Switch Machines
Decoder Type: Turnout Decoder. Doug - Model Train Market.

Athern Genesis circuit board with Digitrax DH163 decoder
Transponder Equipped: Fully compatible with Digitrax transponding for block detection. Back EMF (Scalable Speed Stabilization): Adjusts motor power for smooth, prototypical load handling. SuperSonic™ Motor Drive: Provides inaudible, silent motor operation.

HO SCALE STEWART WALTHERS LIFELIKE PROTO VARIOUS LOCOMOTIVE LIGHT BOARDS PARTS

NCE Switch-Kat Accessory Turnout Decoder For Kato Unitrack
Not tested. As in pictures. Comes with terminal hook up.l and cable.

Digitrax Mobile Decoder HO Scale Locomotives USED
USED, UNTESTED, UNKNOWN FITTMENT. FREE SHIPPING

Creative Decoder DDTS-100 PCM Dolby DTS 7.1 6.1 5.1 PC Optical Coaxial RCA AUX
Decoder only.

Dolby DP562 Multichannel Decoder
Audio Channels Up to 5.1 channels of Dolby Digital audio. Decoding Modes - Dolby Digital. - Dolby Pro Logic. - Dolby Digital + Pro Logic. Downmixing Capability Automatically downmixes 5.1-channel signals to 2-channel Dolby Surround (Lt/Rt).
You save $60.00

Tam Valley HF J003U DCC Hex Frog Juicer - power 6 Frogs E0317
See the Dual Frog Juicer for 10 Amp boosters. Tam Valley Depot Accessory Decoder. Product Information.

LGB 55045 MTS PC Decoder In The Original Box With DVD Programmable Module MTS
LGB 55045 MTS PC Decoder In The Original Box With DVD. This is a PC decoder to be used with the MTS system.

CVP AIRWIRE Drop-in Radio Decoder For GP38-2 USA Trains
For Sale: USED CVP Airwire drop in rc for USA Trains GP38, GP38-2.

HO SCALE ATHEARN WALTHERS VARIOUS LOCOMOTIVE LIGHT BOARDS PARTS

Tsunami Digital Sound Decoder Quick Start Guide Software Release 1.04

ESU LokSound 50347 Rectangular 22 x 42 x 8mm Speaker - 8 Ohm w/Passive Radiator
With the help of the built-in passive radiator in conjunction with a high-performance rectangular speaker, the module achieves significantly improved bass reproduction and achieves a considerable sound pressure even in the highs and mids.

Digitrax DS74 Stationary Accessory Decoder — 4 Outputs, DCC Control
Quad switch decoder for Solenoid or Slow-motion turnouts. 8 input lines for Switch and Detection inputs. Field firmware update via IPL over LocoNet. Plug and play wire connectorization.

NCE Corporation 007 PH10R 10 Amp Radio Starter Set with D408 Decoder EX
This is a NCE 0007 PH10R 10 Amp Radio Starter Set with D408 Decoder. The PH10-R is a wireless equipped system. It is des... This item has been graded per TCA standards C-7: Excellent based on visual appearance. There are some light nicks and scratches to the items. The battery terminals are in good shape with no corrosion. The overall appearance of this item may be improved with a gentle and thorough cleaning. The instruction manual is included. The original box is not included. Please check the photos for a detailed look at this item. Overall condition is Excellent. Availability: Ships within 1 Business Day! Trainz Product Id: 11513852.
You save $443.96

Decoder Buddy Mini (Modified)
Decoder Buddy Mini 1k ohm version modified to have zero ohm resistance for headlight, ditchlight, and Aux 1 outputs. Follow manufacturer’s instructions for installation.

ESU LokPilot 59941 V5 Micro N Scale DCC Direct KATO USA Widebody Mobile Decoder
The LokPilot 5 micro DCC Direct Kato USA Widebody is the “twin” of the LokSound 5 micro DCC Direct Kato USA Widebody. Finally, these models can also be easily retrofitted with a LokPilot 5 Decoder. The LokPilot 5 micro DCC Direct Kato USA Widebody is a "pure-bred" DCC decoder.

mrc prodigy wireless dcc with directions ,two wireless throttles .
mrc prodigy wireless dcc system. used but in good condition.system comes directions ,power pack,wireless receiver with two throttles .both are paired to receiver,one does not have battery cover but works .complete directions included

Ulrich Models DT-01 DCC Decoder Tester w Clip Harness 4-5000-002 Model Railroad
Ulrich Models DT-01 DCC Decoder Tester with Clip Harness 4-5000-002. 8-pin DCC plug socket for plug-equipped decoders. All NMRA-standard DCC decoders from Digitrax, NCE, Soundtraxx, QSI, TCS, Lenz, ESU LokSound, Athearn, Atlas, and others.

LokSound By ESU 82461 V 3.5 Sound Decoder Steam 4-6-0
This is a LokSound By ESU 82461 V 3.5 Sound Decoder Steam 4-6-0. Manufacturer: ESU. Model Number: 82461. Category 1: Parts. Category 2: Control & Electrical. Availability: Ships within 1 Business Day! Trainz Product Id: 11491615.

2006 Tsunami Digital Sound Decoder Technical Reference Rev. B 1/13/06

AEROTECH NDRIVECP20MXU A3200 Ndrive CP Digital Amplifier G2U
You save $236.24

TCS 1516 WOW101-Steam DCC Sound Decoder 9-pin JST Plug or Hardwire Version 4.6
NOTE: WOW101 decoders do not have on-board resistors. If you are going to use LED lighting with this product, you must include external resistors. Interface Type: Hard-Wire or Direct-Plug (9-Pin JST).

Digitrax LT1 Decoder And LocoNet Cable Tester
You save $1.94

Digitrax PX108-6F Power Xtender for 1 Amp HO Scale Digitrax Series 6 Decoders
Compatible Model Scale: HO. Doug - Model Train Market.

LGB 55026 MTS Decoder Interface Cable
This is a LGB 55026 MTS Decoder Interface Cable. Manufacturer: LGB. Model Number: 55026. MSRP: 19.99. Category 1: Parts. Category 2: Control & Electrical. Availability: Ships within 1 Business Day! Trainz Product Id: 12773119.
You save $3.00

DCC Specialties Jack Wabbit Quad
This is a DCC Specialties Jack Wrabbit Quad Accessory Decoder. It is capable of controlling up to 4 Tortoise switch machines.

Walthers / Soundtraxx Sound Decoder E Unit. Duel 567 Sound Decoder
The Walthers / Soundtraxx Sound Decoder E Unit is a dual 567 sound decoder designed for HO scale model railroads. Made of plastic and suitable for DC power type, this digital sound decoder by SoundTraxx offers advanced sound functions for an immersive train experience. Compatible with DCC control systems, this decoder provides high-quality sound in a compact 1:87 scale, making it a popular choice for hobbyists and model train enthusiasts looking to enhance their layout with realistic train sounds.

CVP AIRWIRE Drop-in Radio Decoder For USA Trains GP7 GP9 PA-1
For Sale: USED CVP Airwire drop-in rc for USA Trains GP-7, GP-9, PA-1

LGB 55010 MTS Train Mouse G-Scale (LNIB)
Above, there´s a loco lighting button, a loco function button (horn, whistle, etc.) and an LED indicator. The user manual is missing. Sold “AS-IS ”.

Marklin Digital 60982 LokDecoder mLD3 DCC/mfx/MM1/MM2 Mobile Decoder - SEALED
This decoder is for converting Märklin/Trix H0 locomotives with built-in high-efficiency motors or other DC motors. The märklin LokDecoder mLD3 has a wiring harness soldered to it. The märklin LokDecoder mLD3 supports the digital formats mfx, MM1, MM2, and DCC.
