Parts & Supplies

TCS 1455 KA1-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.  Newly-redesigned and coming in...

TCS 1456 KA2 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. Newly-redesigned at half the size of a KA4, the...

TCS 1457 KA2-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.  Newly-redesigned at half the...

TCS 1458 2x Blue SMLED w/ Magnet Wire     2 pack surface mount LED's with 6" magnet wire leads attached. Excellent for super tight applications.  

TCS 1459 10x Blue 0603 SMLED w/ Circuit Board      10 Surface Mount LED's mounted to a circuit board for easy wire attachment. Once you attached the wires simply break the Circuit Board into all of the separate LED's. 0603 LED...

TCS 1323 10x Sunny White SMLED w/ Magnet Wire     10 pack surface mount LED's with 6" magnet wire leads attached. Excellent for super tight applications.  

TCS 30 Gauge Wire     Multi-Color Pack of 10 foot lengths of our 30 gauge wire in the following colors: Red, Black, Orange, Grey, White, Yellow, Blue, Purple, and Green.30 gauge, seven strand wire with outside diameter of .026" (.661mm)...

TCS 32 Gauge Wire     Multi-Color Pack of 10 foot lengths of our custom made 32 gauge wire in the following colors: Red, Black, Orange, Grey, White, Yellow, Blue, Purple, and Green.Our custom made 32 gauge wire (.022" diameter) is perfect for...

TCS 1469 10x Orange SMLED w/ Magnet Wire     10 pack surface mount LED's with 6" magnet wire leads attached. Excellent for super tight applications.  

TCS 1470 CS-105 -TB3P-G - 3-Pin Terminal Block (Green)   3-Pin screw terminal block for CS-105 and B-106.   Technical: Current: 20A Number of Levels: 1 Number of Positions: 3 Number of Positions Per Level: 3 Operating Temperature: -30°C...

TCS 1471 10x Orange 0603 SMLED w/ Circuit Board     10 Surface Mount LED's mounted to a circuit board for easy wire attachment. Once you attached the wires simply break the Circuit Board into all of the separate LED's. 0603 LED...

TCS 1472 10x Orange SMLED10x Surface Mount 0603 LED's in factory packaging.  

TCS 1473 2-pin Micro Connector (Black and White) This is a simple, two pin, 1 mm (0.039") pitch, micro quick plug wired connector. These amazing new micro connectors are nearly half the size of our popular, super-small Mini Connectors that we have...

TCS 1475 4-pin Micro Connector (Multi Color)This is a simple, four pin, 1 mm (0.039") pitch, micro quick plug wired connector. These amazing new micro connectors are nearly half the size of our popular, super-small Mini Connectors that  we have...

TCS 1476 6-pin Micro Connector (Black and White)     This is a simple, six pin, 1 mm(0.039") pitch, micro quick plug wired connector. These amazing new micro connectors are nearly halfthe size of our popular, super-small Mini Connectors...

TCS 1477 6-pin Micro Connector (Multi Color)     This is a simple, six pin, 1 mm (0.039") pitch, micro quick plug wired connector. These amazing new micro connectors are nearly half the size of our popular, super-small Mini Connectors...

TCS 1478 10x Neutral White SMLED     10x Surface Mount 0603 LED's in factory packaging.

TCS 1490 Wire Harness - JST7 - 7-pin Micro JST Male to 7-pin Micro JST Female In-Line Connector     This is a simple, 7 pin, JST, wired connector. When connected together it is .35" wide by .158" tall by .416" long, and it has 6" long wires on...

TCS 1491 4-pin Micro Connector (Black and White)     This is a simple, four pin, 1 mm (0.039") pitch, micro quick plug wired connector. These amazing new micro connectors are nearly half the size of our popular, super-small Mini Connectors...

TCS 1492 4-pin Mini Connector (Black and White)     This is a simple, four pin, 1.27mm (0.05") pitch, mini quick plug wired connector. When connected together it is .21" wide by .085" tall by .243" long, and it has 7" long wires on both ends...

TCS 1518 4-Point Junction Board (25pk)       These 4-Point Junction Boards have 4 solder pads joined together by 4 circuit traces. Use these boards to connect wires, resistors, bulbs, LED's, etc. without having to solder wires directly...

TCS 1519 2-pin Mini Connector (Black and Red)     This is a simple, two pin, 1.27mm (0.05") pitch, mini quick plug wired connector. When connected together it is .12" wide by .085" tall by .243" long, and it has 7" long wires on both ends. This...

TCS 1520 2-pin Micro Connector (Black and Red)     This is a simple, two pin, 1 mm (0.039") pitch, micro quick plug wired connector. These amazing new micro connectors are nearly half the size of our popular, super-small Mini Connectors that we...

TCS 1521 2-pin Mini Connector (Purple Wire)     This is a simple, two pin, 1.27mm (0.05") pitch, mini quick plug wired connector. When connected together it is .12" wide by .085" tall by .243" long, and it has 7" long wires on both ends. This...

TCS 1522 2-pin Micro Connector (Purple Wires)       This is a simple, two pin, 1 mm (0.039") pitch, micro quick plug wired connector. These amazing new micro connectors are nearly half the size of our popular, super-small Mini Connectors...

TCS 32 Gauge Wire Our custom made 32 gauge wire (.022" diameter) is perfect for any decoder installation. Its ultra flexible design will ensure the job gets done right. Availible in various colors and 10ft and 20ft lengths. TCS is the leading supplier...

TCS 32 Gauge Wire Our custom made 32 gauge wire (.022" diameter) is perfect for any decoder installation. Its ultra flexible design will ensure the job gets done right. Availible in various colors and 10ft and 20ft lengths. TCS is the leading supplier...

TCS 1543-HP Life-Like P2K MB-1 Motherboard Adapter Board - High Pins   This motherboard is designed to replace the existing circuit board in a Walthers Proto 2000 0-6-0 and 0-8-0. This board is designed to receive a WOW121 or EU621 decoder and...

TCS 1543-LP Life-Like P2K MB-1 Motherboard Adapter Board - Low Pins   This motherboard is designed to replace the existing circuit board in a Walthers Proto 2000 0-6-0 and 0-8-0. This board is designed to receive a WOW121 or EU621 decoder and...

TCS 1544-HP Bachmann MB-1 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Light 4-8-2 (short tender) or the 2-8-0. This board provides an onboard Keep Alive® for...

TCS 1544-LP Bachmann MB-1 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Light 4-8-2 (short tender) or the 2-8-0. This board provides an onboard Keep Alive® for...

TCS 1545-HP Bachmann MB-2 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Heavy 4-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1545-LP Bachmann MB-2 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Heavy 4-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an onboard...

TCS 1546-HP Bachmann MB-3 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Baldwin 2-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1546-LP Bachmann MB-3 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Baldwin 2-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1547 TrainSpeed 1 Model Train Speedometer     This device is designed to measure the scale speed of locomotives or train cars that past by it.    Two small light sensors mounted discretely between the ties are used to record the...

TCS 1548 TrainSpeed 4 Model Train Speedometer     This device is designed to measure the scale speed of locomotives or train cars that past by it.    Two small light sensors mounted discretely between the ties are used to record the...

TCS 1553 35 x 16mm (1.37" x.63") Oval WOWSpeaker 1W     This medium sized oval WOWSpeaker is a perfect fit for many diesel locomotives with speaker enclosures built into the frame. Producing sounds with the clarity and volume of a much larger...

TCS 1554 20mm (0.79") Round Speaker 8 ohm .8W     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...

TCS 1555 28mm (1.1") Round Speaker 8 Ohm 1W     As the flagship speaker for the WOWSound decoder we took painstaking care in selecting these 28mm (1.1") speakers. Refusing to release sub-standard speakers we waited until we discovered these to...

TCS 1557-HP Bachmann MB-4 Motherboard Adapter Board - High Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Richmond 4-4-0. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1557-LP Bachmann MB-4 Motherboard Adapter Board - Low Pins     This motherboard is designed to replace the existing circuit board in a Bachmann Richmond 4-4-0. This board is designed to receive a WOW121 or EU621 decoder and provides an...

TCS 1558 TrainSpeed Replacement Sensor Cable     A replacement sensor cable for use with the Trainspeed 1 and Trainspeed 4.    Perfect if you need to move your Trainspeed to a new layout, or one of your cable gets damaged during...

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 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]...