Train Control Systems DCC Decoder Harness | 1" | All Scales

T-1"-21 JST 9-Pin to NEM21 Socket - 1" 2.54cm Wires

The T-1"-21 is an adapter harness with 1" (2.54 cm) wires used for connecting a 9-Pin JST to a 21-Pin motherboard. 9-Pin JST decoders such as the WOW101, T1, and KAT22 may be adapted to interface with NEM660 (21MTC) via this adapter harness