Digitrax Decoders

Digitrax produces mobile decoders for all popular scales, Z through G. The Digitrax line includes an excellent selection of decoder styles, including decoders to hard-wire, drop-in decoders, and plug N play models. Our listings begin with the smallest Z and N scale models, progressing to large scale.
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NEW! Digitrax DZ146 Premium Tiny Decoder

NEW! Digitrax DZ146 Premium Tiny Decoder

$27.25
$27.25

Digitrax DZ146: Fits many N and HO Scale Locos. Size: .55” x .4” x .148” 14mm x 10.23mm x 3.77mm Z/N/HO Scale 1.0 Amp/1.5 Amps Peak 4 FX3...

Digitrax DZ146IN Decoder with 6-Pin Plug

Digitrax DZ146IN Decoder with 6-Pin Plug

$30.42
$30.42

 DZ146IN 1 Amp Series 6 NEM 651 Plug Decoder: Series 6 Features 4 FX3 Functions .386” x .559” x .137” 9.8mm x 14.2mm x 3.48mm Fits Many N and HO...

Digitrax DZ146PS Decoder

Digitrax DZ146PS Decoder

$29.49
$29.49

NEW! Digitrax DZ146PS: Fits Many DCC-Ready Z, N and HO Scale Locomotives Size: .55” x .4” x .148” 14mm x 10.23mm x 3.77mm Z/N/HO Scale 1.0...

Digitrax DZ123MK1 Board Replacement Decoder for Marklin Z 88584

Digitrax DZ123MK1 Board Replacement Decoder for Marklin Z 88584

$33.95
$33.95

DZ123MK1 Board Replacement Decoder for Marklin Z 88584 and others. 1 Amp with 2 FX3 Functions. MSRP is $44.00. (Picture courtesy of Digitrax, Inc.)

Digitrax DN123K3 for Kato NW2

Digitrax DN123K3 for Kato NW2

$25.79
$25.79

  DN123K3: Made especially for the new Kato NW2 switcher .  This is an FX3, 2 function decoder rated at 1.0 Amps continuous, 1.5 Amps peak output....

Digitrax DN136D Economical HO/N Decoder

Digitrax DN136D Economical HO/N Decoder

$16.80
$16.80

DN136D, Wired Motor & Function Decoder that fits many N and HO Scale Locos: Size: .55” x .404” x .2” 13.9mm x 10.3mm x 5 mm N/HO Scale 1.0...

Digitrax DN136PS Economical Plug and Play HO/N Decoder

Digitrax DN136PS Economical Plug and Play HO/N Decoder

$17.99
$17.99

DN136PS, Plug 'n Play Motor & Function Decoder that fits many N and HO Scale Locos: Size: .55” x .404” x .2” 13.9mm x 10.3mm x 5 mm N/HO Scale...

Digitrax DN143K2 Decoder for Kato RDC

Digitrax DN143K2 Decoder for Kato RDC

$34.79
$34.79

Digitrax DN143K2: Features: For Kato N scale RDC Now with Scaleable Speed Stabalization (Back EMF) DN143K2 makes installation possible though it is...

DN166PS 1 Amp N / HO Scale Mobile Decoder

DN166PS 1 Amp N / HO Scale Mobile Decoder

$27.99
$27.99

DN166PS 1 Amp N / HO Scale Mobile Decoder: Features: Digitrax Easy Connect 8 Pin Plug to 8 pin DCC medium plug. Works with PX112-6F Power Xtender....

Digitrax DN146IP Decoder with Integral Plug

Digitrax DN146IP Decoder with Integral Plug

$24.95
$24.95

NEW! Digitrax DN146IP: Fits Many DCC-Ready N and HO Scale Locomotives Size: 1.158” x .386” x .115” 29.43mm x 9.81mm x 2.98mm N Scale 1.0 Amp/1.5...