Train Control Systems 1545 B-MB2 Motherboard for Bachmann HO Scale Heavy 4-8-2

TCS-1545

This adapter board is designed to replace the existing circuit board in a Bachmann Heavy 4-8-2. This board is designed to receive a WOW121 or EU621 decoder and provides an onboard KA2 and a 21-pin connector for quick decoder installation.

NOTE: this product does not function without a decoder.