yeah, that's exactly what I was looking for at first. The transfer relay I ended up getting is also 30 amp and was only $80. So now once its all installed no action will be necessary except flipping the air cond breaker from time to time.
Bob Kulhanek 1995, 29 ft, Coachman Leprechaun, Ford E-350, EFI 460, 4.0 Onan Gen
If it won't budge, hit it harder or get a bigger hammer.