How does a Dell laptop charger with a pin of the same wattage & specs which fits perfectly into an HP not work because it knows it is not an HP charger
![laptop charger 3 pin Cable Cord Connector DC Jack Charger Adapter 7.4 x 5.0 mm Plug Power Supply Cable for H P - D E L L Laptop 1.2M laptop charger 3 pin Cable Cord Connector DC Jack Charger Adapter 7.4 x 5.0 mm Plug Power Supply Cable for H P - D E L L Laptop 1.2M](https://static-01.daraz.pk/p/338e20db27b84a191b40cea36bb6b28f.jpg)
laptop charger 3 pin Cable Cord Connector DC Jack Charger Adapter 7.4 x 5.0 mm Plug Power Supply Cable for H P - D E L L Laptop 1.2M
![Dell Genuine 45W AC Adapter Inspiron 14 5482, Inspiron 13 7373 Laptop Battery Charger PIN SIZE: 4.5MM × 3.0MM PSU With Power Cord And 1 Year Warranty UK SELLER: Amazon.co.uk: Computers & Accessories Dell Genuine 45W AC Adapter Inspiron 14 5482, Inspiron 13 7373 Laptop Battery Charger PIN SIZE: 4.5MM × 3.0MM PSU With Power Cord And 1 Year Warranty UK SELLER: Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/61UhlbVfPGL.jpg)
Dell Genuine 45W AC Adapter Inspiron 14 5482, Inspiron 13 7373 Laptop Battery Charger PIN SIZE: 4.5MM × 3.0MM PSU With Power Cord And 1 Year Warranty UK SELLER: Amazon.co.uk: Computers & Accessories
![Dell 19.5V 3.34A 65W Slim Black Power Adapter with 4.5mm x 3.0mm Pin Size Charger Compatible with Part Numbers 450-AECO 43NY4 MGJN9 G6J41 UK: Amazon.co.uk: Computers & Accessories Dell 19.5V 3.34A 65W Slim Black Power Adapter with 4.5mm x 3.0mm Pin Size Charger Compatible with Part Numbers 450-AECO 43NY4 MGJN9 G6J41 UK: Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/41S+tjHoFjL._AC_.jpg)
Dell 19.5V 3.34A 65W Slim Black Power Adapter with 4.5mm x 3.0mm Pin Size Charger Compatible with Part Numbers 450-AECO 43NY4 MGJN9 G6J41 UK: Amazon.co.uk: Computers & Accessories
![New 130W 19.5V 6.7A AC Adapter For Dell XPS 15 9530 PRECISION M3800 ACP/N: 6TTY6 3JF3H 03JF3H Laptop Model Power Charger with 4.5mm x 3.0mm Pin Connector -Includes UK Power Cord – New 130W 19.5V 6.7A AC Adapter For Dell XPS 15 9530 PRECISION M3800 ACP/N: 6TTY6 3JF3H 03JF3H Laptop Model Power Charger with 4.5mm x 3.0mm Pin Connector -Includes UK Power Cord –](https://m.media-amazon.com/images/I/51x79jnu+GL._AC_UF1000,1000_QL80_.jpg)
New 130W 19.5V 6.7A AC Adapter For Dell XPS 15 9530 PRECISION M3800 ACP/N: 6TTY6 3JF3H 03JF3H Laptop Model Power Charger with 4.5mm x 3.0mm Pin Connector -Includes UK Power Cord –
![DTK 19.5V 3.34A 65W Laptop Charger for Dell Inspiron 17 15 14 13 11 Series Vostro 15 14 13 Series Latitude Series Notebook Computer AC Adapter Power Supply cord Connector: 4.5 x 3.0mm: Amazon.co.uk: Computers & Accessories DTK 19.5V 3.34A 65W Laptop Charger for Dell Inspiron 17 15 14 13 11 Series Vostro 15 14 13 Series Latitude Series Notebook Computer AC Adapter Power Supply cord Connector: 4.5 x 3.0mm: Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/51zUTUQYhyL._AC_.jpg)
DTK 19.5V 3.34A 65W Laptop Charger for Dell Inspiron 17 15 14 13 11 Series Vostro 15 14 13 Series Latitude Series Notebook Computer AC Adapter Power Supply cord Connector: 4.5 x 3.0mm: Amazon.co.uk: Computers & Accessories
![Wikiparts* New 65W Genuine Ac Adapter Replacement For Dell 06TM1C, PA-1650-02D2, LA65NS2-01 Laptop Charger with 7.4mm x 5.0mm Pin Size. : Amazon.co.uk: Computers & Accessories Wikiparts* New 65W Genuine Ac Adapter Replacement For Dell 06TM1C, PA-1650-02D2, LA65NS2-01 Laptop Charger with 7.4mm x 5.0mm Pin Size. : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/61IRTRDjCTL.jpg)
Wikiparts* New 65W Genuine Ac Adapter Replacement For Dell 06TM1C, PA-1650-02D2, LA65NS2-01 Laptop Charger with 7.4mm x 5.0mm Pin Size. : Amazon.co.uk: Computers & Accessories
![Dell Genuine G7 17-7700, G7 15 7588, G3579-5941BLK-PUS G3 15 3579 Gaming Laptop Battery Charger 180W Adapter Power Supply 7.4mm x 5.0mm Pin Size 19.5V 9.23A Adaptor PSU + Power Cord: Amazon.co.uk: Dell Genuine G7 17-7700, G7 15 7588, G3579-5941BLK-PUS G3 15 3579 Gaming Laptop Battery Charger 180W Adapter Power Supply 7.4mm x 5.0mm Pin Size 19.5V 9.23A Adaptor PSU + Power Cord: Amazon.co.uk:](https://m.media-amazon.com/images/I/61bvEpJ93OL._AC_UF1000,1000_QL80_.jpg)
Dell Genuine G7 17-7700, G7 15 7588, G3579-5941BLK-PUS G3 15 3579 Gaming Laptop Battery Charger 180W Adapter Power Supply 7.4mm x 5.0mm Pin Size 19.5V 9.23A Adaptor PSU + Power Cord: Amazon.co.uk:
![New 130W Genuine Slim Ac Adapter For Dell G7 15 (7590) Laptop Charger COMPATIBLE P/N: 450-19103, 1FPKT, 07K99K, LA130PM121, 0HG5D1 with 7.4mm x 5.0mm Pin Size - UK Power Cord: Amazon.co.uk: Computers New 130W Genuine Slim Ac Adapter For Dell G7 15 (7590) Laptop Charger COMPATIBLE P/N: 450-19103, 1FPKT, 07K99K, LA130PM121, 0HG5D1 with 7.4mm x 5.0mm Pin Size - UK Power Cord: Amazon.co.uk: Computers](https://m.media-amazon.com/images/I/51CQpvTPV+L._AC_UF1000,1000_QL80_.jpg)
New 130W Genuine Slim Ac Adapter For Dell G7 15 (7590) Laptop Charger COMPATIBLE P/N: 450-19103, 1FPKT, 07K99K, LA130PM121, 0HG5D1 with 7.4mm x 5.0mm Pin Size - UK Power Cord: Amazon.co.uk: Computers
![Dell New Genuine 19.5V 3.34A 65W Smart Small Pin 450-AECO Laptop Power Adapter Battery Charger UK Seller: Amazon.co.uk: Computers & Accessories Dell New Genuine 19.5V 3.34A 65W Smart Small Pin 450-AECO Laptop Power Adapter Battery Charger UK Seller: Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/61wWS9qWgPL.jpg)
Dell New Genuine 19.5V 3.34A 65W Smart Small Pin 450-AECO Laptop Power Adapter Battery Charger UK Seller: Amazon.co.uk: Computers & Accessories
![Genuine 65W Charger Replacement For Dell VOSTRO 15 5590, VOSTRO 15 5501, VOSTRO 15 3515, VOSTRO 15 5515, VOSTRO 15 5510 Laptop 19.5V 3.34A Adapter 4.5 mm X 3.0 mm Pin Size – Sold By Wikiparts: Amazon.co.uk: Computers & Accessories Genuine 65W Charger Replacement For Dell VOSTRO 15 5590, VOSTRO 15 5501, VOSTRO 15 3515, VOSTRO 15 5515, VOSTRO 15 5510 Laptop 19.5V 3.34A Adapter 4.5 mm X 3.0 mm Pin Size – Sold By Wikiparts: Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/41Oaz6U2fIL._AC_.jpg)
Genuine 65W Charger Replacement For Dell VOSTRO 15 5590, VOSTRO 15 5501, VOSTRO 15 3515, VOSTRO 15 5515, VOSTRO 15 5510 Laptop 19.5V 3.34A Adapter 4.5 mm X 3.0 mm Pin Size – Sold By Wikiparts: Amazon.co.uk: Computers & Accessories
![10pcs/lot 7.4x5.0 with pin inside DC Connector Plug Cable for Dell Laptop adapter charger DC connector 7.4*5.0mm DC cable - AliExpress 10pcs/lot 7.4x5.0 with pin inside DC Connector Plug Cable for Dell Laptop adapter charger DC connector 7.4*5.0mm DC cable - AliExpress](https://ae01.alicdn.com/kf/HTB1K4orRpXXXXasXVXXq6xXFXXXj/10pcs-lot-7-4x5-0-with-pin-inside-DC-Connector-Plug-Cable-for-Dell-Laptop-adapter.jpg)