This website is intended to provide you with additional information on counterfeiting and steps that can be taken to better recognize counterfeit products.
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Characteristics are for QO & QOB 1-pole, 2-pole & 3-pole breakers under 80 amps and QO tandem breakers.
Note: Lack of the following characteristics does not guarantee authenticity of the breaker. To avoid counterfeits, only buy Square D products from an authorized Square D distributor or retailer.
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On the UL manifest label on genuine QO breakers* manufactured beginning January 1, 2009**, the following features can be seen under 10x magnification. The text for “ISSUE NO” shows:
* Breakers included are QO & QOB 1-pole, 2-pole & 3-pole breakers under 80 amps and QO tandem breakers.
** The 2nd character of the 2-character date code that is stamped in red on the UL manifest label is “U” for 2009 & “V” for 2010.