The SoundTraxx 852005 is the MC1H104P21 DCC mobile decoder — a motor and lighting decoder without sound, for HO scale locomotives. It is rated 1 amp and connects by 21-pin nmra connector, plugs into the factory pcb.
As an MC1 series decoder it operates on DCC only — it needs a command station and will not run on a plain DC power pack. Motor control is SoundTraxx Hyperdrive.
| Item Number: |
SoundTraxx 852005 |
| Model: |
MC1H104P21 |
| Type: |
Mobile decoder — motor and lighting, no sound |
| Scale: |
HO scale |
| Decoder Size: |
25.1 x 15.6 x 4.7mm |
| Connection: |
21-pin NMRA connector, plugs into the factory PCB |
| Max. Motor Stall Current: |
1A |
| Function Outputs: |
4 (100mA each) |
| Operating Modes: |
DCC only |
| Max. Track Voltage: |
21V max |
| Motor Control: |
Hyperdrive |
Shop the full SoundTraxx range, compare every DCC decoder we stock, or find install parts in DCC wiring. Want engine sound as well? Look at the sound decoders instead — this one is motor and lights only.
Does this make engine sound?
No. Mobile decoders drive the motor and lights only. For sound, choose a Tsunami2, Blunami or Econami sound decoder.
Will it run on my DC power pack?
No. This is an MC1 series decoder and is DCC only — it needs a command station. If you need DC too, choose an MC2 series decoder such as the 852002 or 852003.
What does the model number mean?
MC1H104P21 breaks down as: MC1 series (DCC only), H for HO scale, 1 amp, 04 function outputs, and the connector type.
Will it fit my locomotive?
It measures 25.1 x 15.6 x 4.7mm and connects by 21-pin nmra connector, plugs into the factory pcb. Check that against your locomotive before ordering — the other MC decoders use different connectors and sizes.
