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Replacement PCB without Dummy Plug for use with Heljan OO Gauge Locomotives.
This PCB if fitted with an 21 pin DCC socket and 8 sets of white plugs to allow for easy wiring of and maintenance of your locomotive.
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Heljan OO Gauge 21 Pin PCB with Dummy Plug is a replacement printed circuit board designed for use with Heljan OO gauge model locomotives. It is supplied without the dummy plug and carries the manufacturer part number 19850002.
The PCB incorporates a 21โpin DCC socket and provides eight sets of white plugs, allowing straightforward wiring and routine maintenance of the locomotive's electronic components. Its layout is suitable for direct fitting in place of the original board in compatible Heljan models.