DCC & DC

The AZL1D4 is the first drop-in decoder designed for the latest generation of American Z Line diesel locomotives. The design features a screw-down design, unlike previous designs which relied on slide-on contacts. Examples of locomotives which this...

This full-featured, 4 function, drop-in decoder is designed to fit in American Z Lines modern diesel chassis. Some of the AZL locomotive it fits in includes: SD70, SD70M, SD75I, SD75M, GP9, GP38-2 and more. This decoder includes built-in forward and...

This full featured 2 function BEMF decoder is designed specifically to meet the needs of Z and N-Scale modelers who are converting their Z and N-Scale locomotives to DCC. Included is our auto-adjusting BEMF for outstanding slow speed performance and...

TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work.  Newly-redesigned and coming in at half the size of a KA3, the KA1 will power HO or N scale...

TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work.  Newly-redesigned at half the size of a KA4, the KA2 will power HO or N scale locomotives with...

TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work. The KA3 will power an HO-Scale locomotive with headlights on for approximately 6...

TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work. The KA4 will power an HO-Scale locomotive with headlights on for approximately 6...

TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work.  Newly-redesigned at half the size of a KA3, the KA1 will power HO or N scale locomotives with...

TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work.  Newly-redesigned at half the size of a KA4, the KA2 will power HO or N scale locomotives with...

TCS Keep Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work. The WAX-KA3 will power an HO-Scale locomotive with headlights on for approximately 6 to 20 seconds...

TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work. The WAUX-KA4 will power an HO-Scale locomotive with headlights on for approximately 6 to 20 seconds...

Never wire another resistor for 1.5v bulbs! The VR1.5 can be used with any decoder to supply a 1.5V regulated supply for all of your light bulbs.   To use the VR1.5, connect the Blue wire to the 12V power supply from your decoder (BLUE), and...

The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives.   Examples include the following: Athearn: F59PHI F3 Atlas: RS-1/RS-3/RS-11 C424 GP7 Kato: GP35 See the installation pages for a full...

The A6X is six function HO-scale "drop-in" style mobile decoder with integrated 1.5V power supply for Atlas, Athearn, Kato, etc. locomotives. Examples include the...

This M1 decoder (see M1 for more information) comes connected to a 3.5" (8.89 cm) long harness which is terminated with a 8-Pin NMRA plug. From M1 listing 1006 The M1 is a small form factor hard-wire decoder with 2 lighting functions for HO-scale...

This M1 decoder (see M1 for more information) comes connected to a 3.5" (8.89 cm) long harness which is terminated with a 8-Pin NMRA plug rotated 180 degrees from the standard orientation. This allows the decoder to fit better in certain applications...

This M1 decoder (see M1 for more information) comes connected to a 3.5" (8.89 cm) long harness which is terminated with a 8-Pin NMRA plug rotated 90 degrees from the standard orientation. This allows the decoder to accommodate the UK's narrow gauge...

This M4 decoder (see M4 for more information) comes connected to a 3.5" (8.89 cm) long harness which is terminated with a 8-Pin NMRA plug. From M4 listing 1011 Back EMF Load Compensation: Provides superior slow speed control and high performance...

This M4 decoder (see M4 for more information) comes connected to a 3.5" (8.89 cm) long harness which is terminated with a 8-Pin NMRA plug rotated 180 degrees from the standard orientation. This allows the decoder to fit better in certain applications...

This M4 decoder (see M4 for more information) comes connected to a 3.5" (8.89 cm) long harness which is terminated with a 8-Pin NMRA plug rotated 90 degrees from the standard orientation. This allows the decoder to accommodate the UK's narrow gauge...