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NYB Panelboards and Circuit Breakers

Published date: 14 May 2020

Are replacement branch breakers still available for the obsolete NYB panelboard?

Product Line:
Obsolete NYB panelboards that were sold and supported in the USA.

Replacement branch breakers/maintenance.

Availability of branch breakers for obsolete panelboards.

The NYB Panel, built between 1947 and 1961, used type ML, form Y, 1pole 15A and 20A breakers and type ML-1, 1, 2, and 3 pole breakers. Both breaker types are obsolete and no longer available. Consider replacing the panelboard.

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