What is the difference between F1 and F2 Terminals?

F1 and F2 represent the type of connector that is located on the top of the battery. F1 terminals are .187 inch wide (the contact towards the end narrows) and F2 terminals are .250 inch wide (the contact towards the end narrows). Most emergency light applications use a F1 terminal and most emergency power backup (UPS) applications use F2 terminals.

    FASTON CONNECTOR

F1  
 

    FASTON CONNECTOR

F2  



What other common terminals are available?

    NUT AND BOLT

NB  
 

    TREADED INSERT

T  
 

    U CONNECTOR

U  
 

    INSULATED WIRE LEADS

WL  
 

    FASTON CONNECTOR

F1/0