grothe GT 36 AP - Surface mounting set GT 36 AP

grothe GT 3148 - Bell transformer 8V GT 3148

grothe GT 1965 - Bell transformer 8V/0V/0V GT 1965

grothe GT 1975 - Bell transformer 12V/0V/0V GT 1975

grothe GT 3139 - Bell transformer 8V/12V GT 3139