BELL No. 13A and 13B
This is a DC Dome bell, mounted on wooden plinth.  Generally used on subscribers telephones plans for intercommunication purposes.

Fitted with Bell-Gong No. 14 (3 inch).

Coil resistance:-
No. 13A - 50 ohm each coil.
No. 13B - 500 ohm each coil (This Bell could also be supplied without the gong, which was superseded by the Buzzer No. 18A).

These coils can be connected in series or parallel.

For indoor use only.

The Bell No. 13 was superseded by the Bell No. 56.

 

Front view Rear view
Internal view

 

 
 
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Last revised: July 25, 2026

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