try skier to skier, they can get it to you for 13 bucks cheaper than direct from perfetc pass, plus you dont have to pay that outrageous fedex shipping charge.
Or, if youre looking for a DIY approach to shave a few bucks off the price:
Pick up a raymarine st300 paddle wheel online for about 80 bucks. Then pick up the proper ampmodu connector, which I believe is this one:
http://www.mouser.com/Search/ProductDetail.aspx?R=5-103957-4virtualkey57100000virtualkey571-5-103957-4 Now take a look at page three of this troubleshooting manual right on perfectpass.com:
http://www.perfectpass.com/download/troubleshooting/Trouble.Mechanical.pdf It has a nice little pin out of the wiring codes. Should be pretty simple to crimp on the new end and go.