Connectors and Harnesses


Are you looking for DCC connectors or harnesses? TrainWorld has all the major brands including Digitrax, NCE, ESU, TCS, Sountraxx, and MRC. DCC Makes it easier to connect or disconnect a decoder to a locomotive with a harness or connector.
Want more information on DCC? Check out our guide below!
- Digitrax #44PIN 3 Pack Card Edge ConnectorNumber 44PIN
Manufacturer Digitrax
Scale MultiSpecial Price $8.99 Regular Price $10.99 - ESU #51967 21 MTC adapter board (for LokPilot/LokSound V3.0 and V4.0)Number 51967
Manufacturer ESU
Scale Multi$9.99 - ESU #51957 Adapter board 21 MTC for 8 amplified outputs w/soldering pads & wiresNumber 51957
Manufacturer ESU
Scale HO, N$13.99 -
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- SoundTraxx #810156 ECO-100/TSU-1100 8-Pin Power Wire HarnessNumber 810156
Manufacturer SoundTraxx
Scale HO, N$9.99 - SoundTraxx #810132 DBX-9000 Locomotive to Tender Wiring KitNumber 810132
Manufacturer SoundTraxx
Scale Multi$15.99 - SoundTraxx #810135 9-pin JST to NMRA 8-pin Wiring HarnessNumber 810135
Manufacturer SoundTraxx
Scale Multi$12.50 - SoundTraxx #810157 Econami/Tsunami 2 4-Pin Speaker Wire HarnessNumber 810157
Manufacturer SoundTraxx
Scale HO, N$8.99 - Soundtraxx #810158 CurrentKeeper 2-Pin HarnessNumber 810158
Manufacturer SoundTraxx
Scale HO, N$8.99 - SoundTraxx #810012 2 Pin Microconnector Set (1M, 1F)Number 810012
Manufacturer SoundTraxx
Scale MultiSpecial Price $7.99 Regular Price $8.99 - TCS #1301 2-Pin Mini ConnectorNumber 1301
Manufacturer TCS - Train Control Systems
Scale Multi$11.99 - TCS #1475 - 4 pin micro connector with wiresNumber 1475
Manufacturer TCS - Train Control Systems
Scale Multi$16.99 - TCS #1473 Micro 2-pin wired connector quick plugNumber 1473
Manufacturer TCS - Train Control Systems
Scale Multi$12.99 - TCS #1254 - 8 pin NMRA plug circuit boardNumber 1254
Manufacturer TCS - Train Control Systems
Scale Multi$5.99 - TCS #1477 - 6pin Micro Connector with colored wiresNumber 1477
Manufacturer TCS - Train Control Systems
Scale Multi$19.99 - TCS #1253 EP NMRA Extension PlugNumber 1253
Manufacturer TCS - Train Control Systems
Scale Multi$5.99 - TCS #1410 - 4 pin mini connector with wiresNumber 1410
Manufacturer TCS - Train Control Systems
Scale MultiSpecial Price $12.99 Regular Price $14.99 - TCS #1336 6-pin Mini Connector with colored wiresNumber 1336
Manufacturer TCS - Train Control Systems
Scale Multi$16.99 - TCS #1411 - 6 Pin dual row 2x3 pin array, micro connector with 6" 32 Gauge wire connectedNumber 1411
Manufacturer TCS - Train Control Systems
Scale Multi$16.99 - TCS #1337 6-pin Mini Connector with black and white wiresNumber 1337
Manufacturer TCS - Train Control Systems
Scale Multi$16.99 - TCS #1359 T Series Harness 1inNumber 1359
Manufacturer TCS - Train Control Systems
Scale Multi$10.99 - TCS #1309 JST6 male/female in-line 6 pin JST connectorNumber 1309
Manufacturer TCS - Train Control Systems
Scale Multi$10.99 - TCS #1260 9 Pin JST Surface Mount Connector - Surface MountNumber 1260
Manufacturer TCS - Train Control Systems
Scale MultiSpecial Price $1.50 Regular Price $1.99 - TCS #1262 6-pin mini JST Connector - Surface MountNumber 1262
Manufacturer TCS - Train Control Systems
Scale Multi$0.99Out of stock - TCS #1255 CBU 8 Pin NMRA plug circuit board unassembledNumber 1255
Manufacturer TCS - Train Control Systems
Scale Multi$3.99 - TCS #1345 9 Pin JST extension plug equipped with 6 function wires (5 Pack)Number 1345
Manufacturer TCS - Train Control Systems
Scale MultiSpecial Price $24.99 Regular Price $31.99 - TCS #1374 9 Pin JST Female Socket on Circuit BoardNumber 1374
Manufacturer TCS - Train Control Systems
Scale Multi$21.99 - TCS #1476 - 6-pin Micro Connector with black and white wiresNumber 1476
Manufacturer TCS - Train Control Systems
Scale Multi$19.99 - NCE #5240277 Male Quick Connect, (Purple), package of 32, 18-22AWG MQCR32Number 5240277
Manufacturer NCE
Scale MultiSpecial Price $10.99 Regular Price $12.99 - NCE #5240274 Track Bus Taps, (Blue), package of 32, 14-16AWG TBTB32Number 5240274
Manufacturer NCE
Scale Multi$13.99 - SoundTraxx #810037 Shrink Tube Assortment (4 pcs.)Number 810037
Manufacturer SoundTraxx
Scale Multi$10.99 - Digitrax #BKBOOSTPLU Booster Terminal Plug BlackNumber BKBOOSTPLU
Manufacturer Digitrax
Scale Multi$6.99 -
- TCS 1320 Heat Shrink 3/64ths OD 5 feetNumber 1320
Manufacturer TCS - Train Control Systems
Scale Multi$11.99