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Bruce Zhang

Electrical safety & IEC compliance engineer sharing practical insights from the testing bench — IEC 62368, IP ratings, EV charger testing, waterproof testing, and real-world product safety.

Location Dongguan, China Joined Joined on  Personal website https://www.dgkingpo.com/

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Electrical Safety Testing Engineer

Why We Deliberately Crush Lithium Batteries (UN38.3 Crush Testing Explained)
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Why We Deliberately Crush Lithium Batteries (UN38.3 Crush Testing Explained)

#battery #safety #testing #lithium
5
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3 min read

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Why Wobbly Plugs and Overheating Outlets Are More Dangerous Than You Think (UL 498 Explained)
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Why Wobbly Plugs and Overheating Outlets Are More Dangerous Than You Think (UL 498 Explained)

#hardware #safety #electrical
5
Comments
3 min read
Why “Waterproof” Hardware Needs More Than a Marketing Claim
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Why “Waterproof” Hardware Needs More Than a Marketing Claim

#testing #iot #waterproof
5
Comments
3 min read
Why Your Car’s Headlights and Sensors Survive a Brutal Car Wash — Meet the IPX9K Test
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Why Your Car’s Headlights and Sensors Survive a Brutal Car Wash — Meet the IPX9K Test

#ipx9k #software #rain
3
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2 min read
Why Modern USB-C Chargers Get So Hot (and Why IEC 62368 Actually Matters)
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Why Modern USB-C Chargers Get So Hot (and Why IEC 62368 Actually Matters)

#safety #engineering #electronics #hardware
3
Comments 1
2 min read
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