9 Pin Jst to 21 Pin Adapter Harness for HO Scale Decoders and RailPro Modules
- Length 1" (2.54 cm)
- 9-Pin JST Plug on One End
- NEM21 21-Pin Socket on One End
- Use to adapt decoders with 9-Pin JST Header in 21-Pin equipped locomotives
- Also works great to adapt Ring Engineering RailPro Modules to 21-Pin locos.
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Using RAILPRO with SCALE TRAINS GEVO, I needed a 21pin to 9 pin connector. Traintek had what I needed. Fair pricing fast shipping- will buy from again.