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What is the difference between an SN20 and an SN20A solid neutral assembly?

Issue:
When is the difference between the SN20 & SN20A?

Product Line:
Solid Neutrals

Resolution:
The SN20 is used with the OEM mounting bases and has a main neutral lug along with branch neutral terminals. The SN20A is used with the safety switches and only contains the main neutral lugs for the line and load neutral connections on safety switches.

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