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Universal Laptop Charger 19V 3.42A Power Cord, 19Vdc 65W 45W AC to DC Power Supply Adapter, for 19 Volts 3.16A 2.37A 2.1A Acer Asus Toshiba Gateway Laptop LG Samsung Monitors JBL Speaker.:
![What's the purpose of this bulky cylindrical part near the plug end of a laptop charger cord? - Electrical Engineering Stack Exchange What's the purpose of this bulky cylindrical part near the plug end of a laptop charger cord? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/OKTfj.jpg)
What's the purpose of this bulky cylindrical part near the plug end of a laptop charger cord? - Electrical Engineering Stack Exchange
![Dell Genuine Original Laptop AC Power Adapter Charger 19.5V 3.34A 65 Watts Connector tip size 7.4mm x 5mm (with center pin) Part Number - PA-3E, PA3-E, PA-10, WK890, Y807G, 330-1826, Y808G, 330-1825, Dell Genuine Original Laptop AC Power Adapter Charger 19.5V 3.34A 65 Watts Connector tip size 7.4mm x 5mm (with center pin) Part Number - PA-3E, PA3-E, PA-10, WK890, Y807G, 330-1826, Y808G, 330-1825,](https://m.media-amazon.com/images/I/51sekI3fwsL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOUR%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA35%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Dell Genuine Original Laptop AC Power Adapter Charger 19.5V 3.34A 65 Watts Connector tip size 7.4mm x 5mm (with center pin) Part Number - PA-3E, PA3-E, PA-10, WK890, Y807G, 330-1826, Y808G, 330-1825,
![power supply - Laptop connectors and universal chargers (tips M3, M4, etc.) - Electrical Engineering Stack Exchange power supply - Laptop connectors and universal chargers (tips M3, M4, etc.) - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/G4Qx9.jpg)
power supply - Laptop connectors and universal chargers (tips M3, M4, etc.) - Electrical Engineering Stack Exchange
![Maplin 60W USB-C Universal Power Supply Laptop Charger | Chargers & Adapters | Maplin | The Electronics Specialist Maplin 60W USB-C Universal Power Supply Laptop Charger | Chargers & Adapters | Maplin | The Electronics Specialist](https://www.maplin.co.uk/cdn/shop/files/MAP306Image1_b02d7ca7-a909-43a9-9de6-e304d13885fb.jpg?v=1692697082&width=1445)
Maplin 60W USB-C Universal Power Supply Laptop Charger | Chargers & Adapters | Maplin | The Electronics Specialist
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