TCS European Harness T-5"-21 ~ 9 Pin JST To 21 Pin Motherboard 1354
The T-5"-21 is an adapter harness with 5" (12.7 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.