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Counterfeit QO Circuit Breaker from Taiwan
- 3200A short circuit rating instead of the normal 10,000A
- Contacts weld due to improper materials
- Erratic tripping - no calibration
- Flexible connector inside of the CB is frayed and fails
- No temperature compensation
- Magnetic trip is inoperable
- Does not meet UL standards (or any other standards)
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Counterfeit QO Circuit Breaker from Mexico
- 3000A short circuit rating instead of the normal 10,000A
- No arc chamber insulation
- No thermal adjustment - hand bent bimetal
- Erratic tripping - no calibration
- Low grade phenolic material
- No temperature compensation
- Magnetic trip is inoperable
- Does not meet UL standards (or any other standards)
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Counterfeit QO Circuit Breaker from Japan
- 5000A short circuit rating instead of the normal 10,000A
- Vulnerable to contact welding
- No arc chamber insulation
- No thermal adjustment - hand bent bimetal
- Does not meet UL standards (or any other standards)
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