BSTL kit transformer
 
The BSTL kit transformer model 212 psu is a wall mounting, double insulated, fused transformer unit included in the BSTL 900 series and VRK series systems up to 10 way.
It has a nominal output of 12V AC @ 1 Amp useful many other applications.
 
Dimensions:
H 140mm x W 60mm x D 53mm
 
Bell System Model 212 Door Entry Power Supply Unit PSU 12v AC Wall Mountable 1A
 
 Model 212 (12v AC)
A wall-mounting, double insulated, fused transformer included in basic audio door entry systems up to 10 stations. It has a nominal output of 12v AC @ 1Amp. Compliant with EN60950.