This motherboard is designed to replace the original lighting board in Atlas and Kato diesel locomotives. Included with this motherboard is a KA4 Keep Alive® for smooth operation over troublesome tracks. Pair with a WOW121 for unparalleled sound and interruption-free performance.
NOTE: This product does not function without a decoder. Pick up an EU621 or WOW121 decoder to use this product.
Dimensions: 1.8” x 0.68” x 0.23” or 45.9mm x 17.3mm x 5.83mm
Scale: HO Scale