#1551 is a Athearn MP15 it has a factory DCC chip with sound instaled.
I have Just one Switcher at this time though I would to add more. I have some snow plows which also will be found on this page.
#3 is a Walthers Rotary snow Plow
#3 is an Athearn Rotary snow Plow. Athearn releacced this unit after Walthers released theirs though they chose to use the same number.