Buyer Guides
Practical references for buyers who specify power cords, connectors and harnesses.
Plug Types, Voltage & Frequency by Country
Mains voltage, frequency and plug type for 50 countries, with the matching CPENT power cord for each market.
IEC 60320 Connector Types Explained: C5, C7, C13, C14, C15, C19, C20
Guide to IEC 60320 appliance couplers: current ratings, applications and the difference between C13, C15 and C19, with matching CPENT models.
Power Cord Cable Codes Explained: H05VV-F, 60227 IEC 53, SJT, SVT, VCTF
How to read harmonised (H05VV-F), Chinese (60227 IEC 53 / RVV), North American (SPT, SVT, SJT, SJOW) and Japanese (VFF, VCTF) power cord codes, with AWG to mm² conversion and conductor colours.
Micro-Inverter & Solar AC Connectors: C20 vs C28 vs M25 vs Q28
Compare waterproof AC connectors for solar micro-inverters and energy storage by current rating, IP rating and assembly type, and learn where MC4 and T-branch connectors fit.
Which Safety Approval Does a Power Cord Need? Certification by Country
The safety approvals buyers ask for when importing power cords and plugs into China, the USA, the EU, the UK, Japan, Korea, Australia, Singapore, Saudi Arabia, Brazil and more, and which ones CPENT holds.
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