TCS:1328 TCS IMF4 4 function BEMF decoder is for the N-Scale Intermountain F3A/B

The IMF4 is a drop-in for the Intermountain F3A, F3B, F7A, F7B, and F9B units. This decoder has pads to solder the leads from the factory installed lights and it supports to extra functions by way of soldered on leads.

The IMF4 features the TCS exclusive auto-adjusting BEMF.

NOTE: This version of the IMF4 is designed for the older style Intermountain frame where the motor is connected to the control board via brass motor feet.

Dimensions: 0.47" X 0.179" X 2.158" or 11.93mm. X 4.54mm. X 54.81mm.