Electronics

Universal open speaker housing for the TCS 20mm round speaker (included). This housing has limited use because of the open back however it can be useful in some situations. It can be useful for...

Universal speaker housing for the TCS 25mm x 14mm speaker (included). This simple, closed design channels both the front and rear audio out the front of the speaker housing. These micro speakers do...

The T1 LED has added Blue and Black/White wires for the use of a KeepAlive device. This decoder has internal resistors for LEDs eliminating the use of external resistors for F0F or F0R. This decoder...

The full featured, 8 function, hard-wire, G-Scale decoder is tough enough to provide power for large engines, yet capable of creeping at ultra-slow speed due to the excellent TCS auto-adjusting BEMF...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

This M4 decoder (see M4 for more information) comes connected to a 5" (12.7 cm) long harness which is terminated with a 8-Pin NMRA plug. From M4 listing 1011 Back EMF Load Compensation: Provides...

A full featured, 4 function, 3.5" (88.9mm) harnessed decoder with a built in Keep-Alive™. The built-in Keep-Alive™ will keep your locomotive operating for 6-15 seconds without power (dirty track, bad...

This decoder is a M4 decoder with built in Keep-Alive™, and will keep your locomotive operating for 6-15 seconds without power (As a result of dirty track, poor contacts, etc.). This decoder is...