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MRC HO Scale Decoders



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MRC makes drop in sound decoders for many HO Scale locomotives including Atlas, Athearn, Proto 1000/2000 series locos
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MRC 0001611 HO Sound Decoder, EMD 645E MRC 0001612 HO Scale Select-Sound Universal Sound & Control DCC Decoder w/20mm Round Speaker & Baff, With EMD 645 Diesel Prime Mover Sounds, NMRA 8-Pin & 9-Pin JST Connectors MRC 0001613 HO Scale Select-Sound Universal Sound & Control DCC Decoder w/20mm Round Speaker & Baff, With EMD 710 Diesel Prime Mover Sounds, NMRA 8-Pin & 9-Pin JST Connectors
List Price: $64.98
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MRC 0001611 HO Sound Decoder, EMD 645E MRC 0001612 HO Scale Select-Sound Universal Sound & Control DCC Decoder w/20mm Round Speaker & Baff, With EMD 645 Diesel Prime Mover Sounds, NMRA 8-Pin & 9-Pin JST Connectors MRC 0001613 HO Scale Select-Sound Universal Sound & Control DCC Decoder w/20mm Round Speaker & Baff, With EMD 710 Diesel Prime Mover Sounds, NMRA 8-Pin & 9-Pin JST Connectors
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MRC 0001614 HO Scale Select-Sound Universal Sound & Control DCC Decoder w/20mm Round Speaker & Baff, With ALCo 244 Diesel Prime Mover Sounds, NMRA 8-Pin & 9-Pin JST Connectors MRC 0001633 HO Scale universal Sound Decoder, Modern EMD/Switcher MRC 0001638 Mini Modern Diesel DCC Decoder (HO/N Scale)
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List Price: $119.98
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List Price: $85.98
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MRC 0001612 HO Scale Select-Sound Universal Sound & Control DCC Decoder w/20mm Round Speaker & Baff, With EMD 645 Diesel Prime Mover Sounds, NMRA 8-Pin & 9-Pin JST Connectors MRC 0001633 HO Scale universal Sound Decoder, Modern EMD/Switcher MRC 0001638 Mini Modern Diesel DCC Decoder (HO/N Scale)
. EMD switcher prime mover sounds
Mini Diesel DCC Decoder (HO/N Scale)
MRC 0001639 Mini Steam DCC Decoder (HO/N Scale) MRC 0001651 HO DCC Decoder w/JST Adapter MRC 0001662 HO Scale Sound Only Diesel, SD45, MP15 (DCC decoder sold separately)
List Price: $85.98
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List Price: $28.50
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List Price: $39.98
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MRC 0001639 Mini Steam DCC Decoder (HO/N Scale) MRC 0001651 HO DCC Decoder w/JST Adapter MRC 0001662 Sound Only Diesel, SD45, MP15
Mini Steam DCC Decoder (HO/N Scale)
This economical decoder comes equipped with the JST connector as well as the standard NMRA connector for DCC.
Sound Only Diesel, SD45, MP15
MRC 0001663 HO Scale Drop-In Sound Decoder, Atlas S2/S4 MRC 0001665 HO Scale "Sounder" Sound Only, Steam (DCC decoder sold separately) MRC 0001666 HO Scale "Sounder" Sound Only, Diesel ALCo/SD60/F (DCC decoder sold separately)
List Price: $99.98
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List Price: $45.98
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MRC 0001663 HO Scale Drop-In Sound Decoder, Atlas S2/S4 MRC 0001665 Sounder Sound Only, Steam (DCC decoder sold separately) MRC 0001666 "Sounder" Sound Only, Diesel ALCo/SD60/F (DCC decoder sold separately)
Uses sounds actually recorded from a real ALco 244 Turbo-Charged prime mover.
Sound Only, Steam
Sound Only, Diesel ALCo/SD60/F
MRC 0001669 HO Scale Sound Synchro Universal Decoder, Diesel MRC 0001750 HO Scale Proto 1000 GP15 Drop-In Sound Decoder MRC 0001800 HO Scale Universal ALCO/SD60/SD70/F DCC Decoder
List Price: $79.98
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List Price: $89.98
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MRC 0001669 HO Scale Sound Synchro Universal Decoder, Diesel MRC 0001750 P1K GP15 Drop-In Dcdr/Snd MRC 0001800 Universal ALCO/SD60/SD70/F DCC Decoder
Add still more authenticity to your DCC layout with this HO Diesel Sound Decoder complete with onboard speaker

Sounds include synchronized diesel rumble, bell, long and short horn, sand release, brake release, conductor, dynamic brake sound, gear shift, air release, and air pump with the following functions:
Upgrade your PROTO 1000 GP15-1 to sound and/or DCC operation in minutes with this drop in decoder.
MRC 0001801 HO Scale ALCO/SD60/SD70/EMD F Diesel DCC Decoder MRC 0001802 HO Scale Drop-In Dual Mode Sound Decoder, Kato SD40-2 MRC 0001803 HO Scale Drop-In Dual Mode Sound Decoder, Life Like PA/PB
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List Price: $99.98
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MRC 0001801 HO Scale ALCO/SD60/SD70/EMD F Diesel DCC Decoder MRC 0001802 HO Scale Drop-In Dual Mode Sound Decoder, Kato SD40-2 MRC 0001803 HO Scale Drop-In Dual Mode Sound Decoder, Life Like PA/PB
HO Scale Drop-In ALCO/SD60/SD70/F No modifications are required for installation; even the speaker drops into its own location. Simply unplug and unscrew the OEM decoder, and replug & replace with the MRC dual-mode decoder.
MRC 0001804 HO Scale Drop-In Dual Mode Sound Decoder, Athearn MP15 MRC 0001805 HO Scale Universal Dual Mode Sound Decoder, GE U23 MRC 0001820 HO Scale Drop-In Dual mode DCC/Sound Decoder, ATH RS3
List Price: $99.98
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List Price: $99.98
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MRC 0001804 HO Scale Drop-In Dual Mode Sound Decoder, Athearn MP15 MRC 0001805 HO Scale Universal Dual Mode Sound Decoder, GE U23 MRC 0001820 HO Scale Drop-In  DCC/Sound Decoder, ATH RS3
Recorded from real G.E. U23B locomotive, plus extra optional prime mover sound. This DC/DCC ALCo 244 sound decoder will bring your Athearn RTR RS-3 loco to life.
MRC 0001821 HO Scale Drop-In DCC/Sound Decoder, ATH Genesis F-Series MRC 0001823 HO Scale DCC Steam Sound Decoder (NMRA 8pin and 9pin ) MRC 0001825 HO Scale Athearn SD45/SD60 DCC Decoder
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List Price: $89.98
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List Price: $79.98
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MRC 0001821 HO Scale Drop-In DCC/Sound Decoder, ATH Genesis F-Series MRC 0001823 HO Scale DCC Steam Sound Decoder (NMRA 8pin and 9pin ) MRC 0001825 HO Scale Athearn SD45/SD60 DCC Decoder
HO Scale Steam: 24 Chuffs
MRC 0001834 HO DCC Decoder/NMRA Connector-No Sound MRC 0001862 HO Scale 16-Bit Decoder, Diesel Sounder For MP15, SD45, ELECTRIC MRC 0001866 HO Scale16-Bit Sounder Decoder, ALCO/SD70
List Price: $28.50
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List Price: $47.98
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MRC 0001834 HO DCC Decoder/NMRA Connector-No Sound MRC 0001862 HO Scale 16-Bit Decoder, Diesel Sounder For MP15, SD45, ELECTRIC MRC 0001866 HO Scale16-Bit Sounder Decoder, ALCO/SD70
This is a non-sound decoder with an NMRA 8-pin connector built right onto the decoder PCB, eliminating the usual wire harness. The small size fits easily into most HO scale locomotives where space is at a premium. Naturally, this decoder has 2 or 4 digit addressing and 14, 28/128 speed steps, and directional lighting. A 16-bit sound-only decoder that is replacing the 0001662 Sounder decoder. 16-bit sound technology provides a level of sound reproduction quality and "presence"not available in the older Sounder. All 28 NMRA functions are incorporated, and an on-board full fidelity speaker and MRC's Brilliance sound reproduction are included in this performance upgrade/replacement. Sounder HO Scale: ALCO 539T/SD70/ELECTRIC LOCO (16-BIT)
MRC 0001869 HO Scale DCC Universal Steam Mini Sound Decoder (NMRA 8pin and 9pin ) MRC 0001900 HO Scale16-Bit Universal Decoder, Baldwin MRC 0001902 HO Scale Drop-In DCC/ 16 Bit Sound Decoder, Life Like, E8,E9 (Two Motor)
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List Price: $102.98
Our Price: $77.19
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List Price: $102.98
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MRC 0001900 HO Scale16-Bit Universal Decoder, Baldwin MRC 0001902 HO Scale Drop-In DCC/ 16 Bit Sound Decoder, Life Like, E8,E9 (Two Motor)
Full featured sound decoder with its small size specially designed to fit into the many tight configurations.
MRC 0001903 HO Scale 16-Bit Universal Decoder, SD45,MP17 MRC 0001904 HO Scale 16-Bit Universal Decoder, Electric,Alco,SD70 MRC 0001905 HO Scale Drop-In 16-Bit Universal Decoder, Atlas RS3/GP38
List Price: $102.98
Our Price: $77.19
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(Out of Stock)
List Price: $102.98
Our Price: $77.19
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(Out of Stock)
List Price: $102.98
Our Price: $77.19
You save $25.79!
(Out of Stock)
MRC 0001903 HO Scale 16-Bit Universal Decoder, SD45,MP17 MRC 0001904 HO Scale 16-Bit Universal Decoder, Electric,Alco,SD70 MRC 0001905 HO Scale Drop-In 16-Bit Universal Decoder, Atlas RS3/GP38
MRC 0001906 HO 16-Bit Universal Decoder, Atlas GenSet MRC 0001908 HO Scale "Sounder" Sound Only, Steam - 16-bit (DCC decoder sold separately) MRC 0001909 HO Scale 16-bit "Sounder" is a sound-only decoder that features six prime mover sounds MP15/SD45/ALCO539T/ALCO 244/SD70/EMD567B (Mobile DCC decoder sold separately)
List Price: $102.98
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List Price: $47.98
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List Price: $53.98
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MRC 0001908 HO Scale "Sounder" Sound Only, Steam - 16-bit (DCC decoder sold separately) MRC 0001909 HO Scale 16-bit "Sounder" is a sound-only decoder that features six prime mover sounds MP15/SD45/ALCO539T/ALCO 244/SD70/EMD567B (Mobile DCC decoder sold separately)
Drop-In Replacement Board Decoder For A No-Hassle Installation (No milling required)
Sound Only, Steam
The railroader simply "hooks-up" two wires to the track power pickup points in the loco and suddenly can enjoy MRC's rich, sound.
MRC 0001925 HO Scale Drop-In Sound DCC Decoder
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