Parts & Supplies

TCS 1559 Heat Shrink Tube 3/32nds OD 3 feet     This custom-made thin-wall shrink tube is excellent for installation work in tight spaces. With an outside diameter of 3/32nds of an inch, this is the larger of the custom shrink tube options we...

TCS 1590 Wire Harness - WAUX-KA1 - WOW101-KA Auxiliary Harness w/ KA1 DCC Decoder Keep-Alive DeviceTCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work...

TCS 1591 Wire Harness - WAUX-KA2 - WOW101-KA Auxiliary Harness w/ KA2 DCC Decoder Keep-Alive DeviceTCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work...

TCS 1592 Wire Harness - WAUX-CAP - WOW101 Auxiliary Harness w/ 470uF DCC Decoder Keep-Alive CapacitorTCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work...

TCS 1593 Wire Harness - WAUX-KA4 - WOW101-KA Auxiliary Harness w/ KA4 DCC Decoder Keep-Alive DeviceTCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work...

TCS 1594 Wire Harness - WAUX-KA3 - WOW101-KA Auxiliary Harness w/ KA3 DCC Decoder Keep-Alive DeviceTCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work...

TCS 36 Gauge Wire This wire is 36 gauge, seven strand of tinned, 44 gauge, soft copper wire with outside diameter of .016" (0.406 mm). Excellent for decoder installation work for Z, N and HO scale. TCS is the leading supplier of the highest quality,...

TCS 36 Gauge Wire This wire is 36 gauge, seven strand of tinned, 44 gauge, soft copper wire with outside diameter of .016" (0.406 mm). Excellent for decoder installation work for Z, N and HO scale. TCS is the leading supplier of the highest quality,...

TCS 1615-HP RTR-MB1 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in the Athearn Diesel Ready-To-Roll locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth...

TCS 1615-LP RTR-MB1 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in the Athearn Diesel Ready-To-Roll locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth...

TCS 1616-HP GEN-MB1 Motherboard Adapter Board - High Pins     The GEN-MB1 motherboard is designed to replace the original lighting board in Athearn's "Genesis" line of diesel locomotives. For a list of models with confirmed compatibility with...

TCS 1616-LP GEN-MB1 Motherboard Adapter Board - Low Pins     The GEN-MB1 motherboard is designed to replace the original lighting board in Athearn's "Genesis" line of diesel locomotives. For a list of models with confirmed compatibility with...

TCS 1617-HP IB-MB1 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the Bowser S12,...

TCS 1617-HP-WK IB-MB1 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as...

TCS 1617-LP IB-MB1 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the Bowser S12, the...

TCS 1617-LP-WK IB-MB1 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as...

TCS 1618-HP IB-MB2 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as the...

TCS 1618-HP-WK IB-MB2 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as...

TCS 1618-LP IB-MB2 Motherboard Adapter Board - Low Pins       This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as...

TCS 1618-LP-WK IB-MB2 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is designed to replace the original lighting board in Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as...

TCS 1619-HP IB-MB1-NC Motherboard Adapter Board - High Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the...

TCS 1619-LP IB-MB1-NC Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain ES44 as well as the...

TCS 1620-HP IB-MB2-NC Motherboard Adapter Board - High Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as the...

TCS 1620-LP IB-MB2-NC Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the DCC decoder found in DCC equipped Intermountain and Bowser diesel locomotives. Created to fit the Intermountain SD40-2 as well as the...

TCS 1622-HP AK-MB1 Motherboard Adapter Board - High Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth operation over troublesome...

TCS 1622-LP AK-MB1 Motherboard Adapter Board - Low Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included on this motherboard is a KA2 Keep Alive® for smooth operation over troublesome...

TCS 1623-HP AS-MB2 Motherboard Adapter Board - High Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth operation over...

TCS 1623-HP-WK AS-MB2 Motherboard Adapter Board - High Pins w/ Wiring Kit This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1623-LP AS-MB2 Motherboard Adapter Board - Low Pins This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth operation over...

TCS 1623-LP-WK AS-MB2 Motherboard Adapter Board - Low Pins w/ Wiring Kit This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1624-HP AS-MB2-NC Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1624-LP AS-MB2-NC Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth...

TCS 1627-HP WM-MB1 Motherboard Adapter Board - High Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this motherboard is a KA2...

TCS 1627-HP-WK WM-MB1 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this...

TCS 1627-LP WM-MB1 Motherboard Adapter Board - Low Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this motherboard is a KA2...

TCS 1627-LP-WK WM-MB1 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline GE ES44 "GEVo" diesel locomotive.  Included on this...

TCS 1628-HP WM-MB2 Motherboard Adapter Board - High Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard is a KA4...

TCS 1628-HP-WK WM-MB2 Motherboard Adapter Board - High Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard...

TCS 1628-LP WM-MB2 Motherboard Adapter Board - Low Pins     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard is a KA4...

TCS 1628-LP-WK WM-MB2 Motherboard Adapter Board - Low Pins w/ Wiring Kit     This motherboard is specifically designed to replace the original lighting board in the Walthers Mainline EMD SD70ACe diesel locomotive. Included on this motherboard...

TCS 1634-HP Bachmann B-MB7 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the K4 steam. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1634-LP Bachmann B-MB7 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the K4 steam. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1635-HP Bachmann B-MB8 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the 4-6-0. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1635-LP Bachmann B-MB8 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the original lighting board in Bachmann steam engines including the 4-6-0. Included on this motherboard is a KA3 Keep Alive® for...

TCS 1645 10x Green SMLED10x Surface Mount 0603 LED's in factory packaging.  

TCS 1645 10x Blue SMLED 10x Surface Mount 0603 LED's in factory packaging.  

TCS 1647 10x Yellow SMLED 10x Surface Mount 0603 LED's in factory packaging.  

TCS 1650 10x Sunny White 3mm LED     10x Sunny White 3mm LED.  

TCS 1651 10x Golden White 3mm LED     10x Golden White 3mm LED.  

TCS 1653 21-HW - 21MTC Adapter Board (5-pk) - NEM660 21MTC to Hardwire     The 21-HWM (21-pin HardWire Male) is a circuit board with a 21-pin NEM660 (MTC21) connector and solder pads to connect wires. The male 21-pin socket may be used with...

TCS 1654 2-Pin JST Connector (Red and Black Wires)       This pigtail connector is used primarily to connect to our WOWMotherboards. Some of the motherboards we provide have 2-Pin JST connectors for connecting various locomotive features...

TCS 1660 2-Pin JST Speaker Connector (Purple Wires)     This pigtail connector is used primarily to connect speakers to our WOWMotherboards. Some of the motherboards we provide have 2-Pin JST connectors for connecting the speaker and if you...

TCS 1664 Wire Harness - JST-WH - 6-Pin Micro JST Harness For InterMountain\Bowser MBThis 6-pin JST connector is used to connect lighting functions to our Intermountain/Bowser motherboards. Some of the motherboards we provide have 6-Pin JST connectors for...

TCS 1665-HP IB-MB3 Motherboard Adapter Board - High Pins w/ KA3-P Keep-Alive This motherboard is designed to replace the original lighting board in various locomotives. The IB-MB3 will fit a wide array of locomotives such as those from Broadway Limited,...

TCS 1665-HP IB-MB3 Motherboard Adapter Board - High Pins w/ KA3-P Keep-Alive & Wiring Kit This motherboard is designed to replace the original lighting board in various locomotives. The IB-MB3 will fit a wide array of locomotives such as those from...

TCS 1665-LP IB-MB3 Motherboard Adapter Board - Low Pins w/ KA3-P Keep-Alive This motherboard is designed to replace the original lighting board in various locomotives. The IB-MB3 will fit a wide array of locomotives such as those from Broadway Limited,...

TCS 1665-LP IB-MB3 Motherboard Adapter Board - Low Pins w/ KA3-P Keep-Alive & Wiring Kit This motherboard is designed to replace the original lighting board in various locomotives. The IB-MB3 will fit a wide array of locomotives such as those from...

TCS 1666-HP IB-MB3-NC Motherboard Adapter Board - High Pins w/ KA3-P Keep-Alive This motherboard is designed to replace the original lighting board in various locomotives. The IB-MB3-NC will fit a wide array of locomotives such as those from Broadway...

TCS 1666-LP IB-MB3-NC Motherboard Adapter Board - Low Pins w/ KA3-P Keep-Alive This motherboard is designed to replace the original lighting board in various locomotives. The IB-MB3-NC will fit a wide array of locomotives such as those from Broadway...

TCS 1667 KA4-C DCC Decoder Keep-Alive Device - 2-pin Mini ConnectorTCS 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-C will power an...

TCS 1668 KA4 DCC Decoder Keep-Alive Device - Hardwire 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...

TCS 1669 KA5 DCC Decoder Keep-Alive Device - Hardwire 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 KA5 includes an additional fifth...

TCS 1671 Wire Harness - FL-WH - 6-Pin Micro JST Harness For FL2 DecoderThis 6-pin Mini JST connector is used to wire-up FL2 Fleet Lighter decoders. Attached to the connector are six highly-flexible 30 AWG wires for hard-wiring to your [light]...

TCS 1595 Wire Harness - WAUX-KA5 - WOW101-KA Auxiliary Harness w/ KA5 DCC Decoder Keep-Alive DeviceTCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work...

TCS 1694 28mm (1.10") High Base Round WOWSpeaker 4 Ohm 4W     You haven’t heard WOWSound until you’ve heard it through our 28mm High Bass 4W WOWSpeaker! This speaker handles an unprecedented 4 watts of power, and showcases a...

TCS 1695 32mm (1.26") Round Speaker 8 Ohm 1W     To find these little gems we tested more than 40 speakers and hands down these are the best small format speakers we have ever heard. Producing sounds with the clarity and volume of a much...

TCS 1696 30mm (1.18") Round Speaker 8 Ohm 1W     To find these little gems we tested more than 40 speakers and hands down these are the best small format speakers we have ever heard. Producing sounds with the clarity and volume of a much...

TCS 1697 25mm x 14mm Mini Oval WOWSpeaker 2W     This 25mm x 14mm speaker is a tough little beast capable of accepting 2W of audio and still producing a clear and accurate sound. The military spec. rating of these speakers means they are...

TCS 1698 13.6mm x 9.6mm Micro WOWSpeaker .8W     This 13.6mm x 9.6mm speaker could be classified as a "sugar cube" speaker. This style of speaker is often feature in cell phones and tablets and performs slightly differently from standard...

TCS 1699 16mm x 9mm Micro WOWSpeaker .7W     This 16mm x 9mm speaker could be classified as a "sugar cube" speaker. This style of speaker is often feature in cell phones and tablets and performs slightly differently from standard speakers...

TCS 1700 GEN-SH1 TCS 35mm x 16mm Athearn Genesis Speaker Housing Assy     Athearn Genesis speaker housing for the TCS 35mm x 16mm oval speaker (included). This speaker housing replaces the weight in the locomotive. Re-use the two screws from...

TCS 1701 IB-SH1 TCS 35mm x 16mm Intermountain and Bowser Speaker Housing Assy     Intermountain and Bowser speaker housing for the TCS 35mm x 16mm oval speaker (included). This speaker replaces the existing one in the sound equipped models...

TCS 1702 INT-SH1 TCS 35mm x 16mm Intermountain Speaker Housing Assy     Intermountain speaker housing for the TCS 35mm x 16mm oval speaker (included). This speaker housing is a cantilever style and is secured to the chassis via the two...

TCS 1703 INT-SH2 Intermountain TCS 28mm Round Speaker Housing Assy     Intermountain speaker housing for the TCS 28mm round speaker (included). This speaker housing is a replacement for the existing one in sound equipped models and DCC...

TCS 1704 UNIV-SH1 TCS 35mm x 16mm Universal Speaker Housing Assy     Universal speaker housing for the TCS 35mm x 16mm oval speaker (included). This simple, closed design channels both the front and rear audio out the front of the speaker...

TCS 1706 UNIV-SH2-C Intermountain TCS 28mm Round Speaker Housing Assy     Universal speaker housing for the TCS 28mm round speaker (included). This simple, closed design channels both the front and rear audio out the front of the speaker...

TCS 1707 UNIV-SH2-O TCS 28mm Round Universal Speaker Housing Assy     Universal speaker housing for the TCS 28mm round speaker (included). This simple, open design channels the front and rear audio out of their respective sides of the...

TCS 1708 UNIV-SH3-C Intermountain TCS 20mm Round Speaker Housing Assy   Universal speaker housing for the TCS 20mm round speaker (included). This simple, open design channels the front and rear audio out of their respective sides of the...

TCS 1709 UNIV-SH3-O Intermountain TCS 20mm Round Speaker Housing Assy     Universal speaker housing for the TCS 20mm round speaker (included). This simple, open design channels the front and rear audio out of their respective sides of...

TCS 1710 UNIV-SH4-C TCS 25mm x 14mm Universal Speaker Housing Assy     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...

TCS 1712 UNIV-SH5-C TCS 16mm x 9mm Speaker Assy   Universal speaker housing for the TCS 16mm x 9mm speaker (included). This simple, closed design channels both the front and rear audio out the front of the speaker housing. These micro speakers...

TCS 1713 UNIV-SH6-C TCS TCS 13.6mm x 9.6mm Speaker Assy     Universal speaker housing for the TCS 13.6mm x 9.6mm speaker (included). This simple, closed design channels both the front and rear audio out the front of the speaker housing...

TCS 1714 ATL-SH1 TCS 35mm x 16mm Atlas RS Speaker Housing Assy     Atlas RS speaker housing for the TCS 35mm x 16mm oval speaker (included). This speaker housing replaces the weight in the locomotive. Re-use the two screws from the weight...

TCS 1715 INT-SH3 Intermountain TCS 28mm Round Speaker Housing Assy     Intermountain speaker housing for the TCS 28mm round speaker (included). This speaker housing is a replacement for the existing one in sound equipped Intermountain...

TCS 1716 GEN-SH2 TCS 35mm x 16mm Athearn Genesis Speaker Housing Assy     Athearn Genesis speaker housing for the TCS 35mm x 16mm oval speaker (included). This speaker housing replaces the weight in the locomotive. Re-use the two screws from...

TCS 1717 28mm x 18mm Micro WOWSpeaker 1.2W With Enclosure This 28mm x 18mm speaker is a tough little beast capable of pumping out 1.2 Watts of clear and accurate audio. This micro speaker comes packaged inside a foam-padded enclosure to maximize the...

TCS 1718 17mm x 12mm Micro WOWSpeaker 8 Ohm 1.5W   This 17mm x 12mm speaker is a tough little beast capable of pumping out 1 Watt of clear and accurate audio. This speaker was hand-picked by TCS to be used in the Bachmann N-scale Siemens Charger...

TCS 2000 KA3 DCC Decoder Keep-Alive Device - Hardwire 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...

TCS 2001 KA3-C DCC Decoder Keep-Alive Device - 2-pin Mini ConnectorTCS 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-C will power an...

TCS 2002 KA1-P DCC Decoder Keep-Alive Device - 2-pin JST PlugTCS 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...

TCS 2003 KA2-P DCC Decoder Keep-Alive Device - 2-pin JST PlugTCS 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...

TCS 2004 KA3-P DCC Decoder Keep-Alive Device - 2-pin JST PlugTCS 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...

TCS 2005 KA4-P DCC Decoder Keep-Alive Device - 2-pin JST PlugTCS 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-P will power an HO-Scale...

TCS 2006 KA5-P DCC Decoder Keep-Alive Device - 2-pin JST PlugTCS 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 KA5 includes an additional fifth...

TCS 2010 KA-N1 N-Scale DCC Decoder Keep-Alive Device - Hardwire     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 KA-N1 can power an...

TCS 24 Gauge Wire     This high-quality, high-flexibility hookup wire may be used for buss wiring, large-scale locomotives, or other applications where a heavy wire gauge is necessary.   This wire features #24 AWG multi-strand 105/44 (...

TCS 24 Gauge Wire     This high-quality, high-flexibility hookup wire may be used for buss wiring, large-scale locomotives, or other applications where a heavy wire gauge is necessary.   This wire features #24 AWG multi-strand 105/44 (...

TCS 24 Gauge Wire     This high-quality, high-flexibility hookup wire may be used for buss wiring, large-scale locomotives, or other applications where a heavy wire gauge is necessary.   This wire features #24 AWG multi-strand 105/44 (...

TCS 24 Gauge Wire     This high-quality, high-flexibility hookup wire may be used for buss wiring, large-scale locomotives, or other applications where a heavy wire gauge is necessary.   This wire features #24 AWG multi-strand 105/44 (...

TCS 24 Gauge Wire     This high-quality, high-flexibility hookup wire may be used for buss wiring, large-scale locomotives, or other applications where a heavy wire gauge is necessary.   This wire features #24 AWG multi-strand 105/44 (...