What is the difference between the 9007CO3A and the 9007CO3B, and can a 9007C03 be substituted?

Issue:
What does the letter indicate at the end of the 9007CO3* part number?

Product Line:
Pressure, Vacuum, and Float Switches

Environment:
9007C Limit Switches

Resolution:
The 9007CO3A is a 2-NC snap switch. The 9007CO3B is a 2-NO snap switch. The 9007C03 is 2-NO + 2-NC and can be substituded for the -A and -B.

Released for: Schneider Electric USA