Drop in decoder for Kato N scale EMD SD90/43MAC, SD80MAC, RS2 and RCS2. Will also fit Walthers LL Proto N RS2 with minor modification.
4 Function with Auto Adjusting Back EMF and built-in onboard resistors for LEDs and 1.5v . 2 Onboard superbright, golden white LED's. 1 Amp continuous motor drive, 2 Amp peak.
Dimensions: 2.7" x .4"