The TSU-PNP is a universal factory board replacement sound decoder suitable for use in many manufacturer’s models such as those made by Atlas, Athearn, and InterMountain Models. It is suitable for a wide variety of models from HO to S scale, and includes a connector to easily add a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches.
 
Dimensions: 74 x 17 x 5mm
Max. Function Current: 100mA (each output)
Audio Amplifier: 2 Watt, 8-Ohm Load
Max Motor Stall Current: 2A
Function Outputs: 8
DCC Track Voltage: 7.5V - 22V