![19.5V 3.34A, Barrel 7.4/5.0mm With Pin, 3-Prong Fl F7970, 5U092, T2357, FF171, N2765, ADP-65JB B Dell Common Item (Dell) AC Adapter- Laptop. PcHub.com - Laptop parts , Laptop spares , Server parts 19.5V 3.34A, Barrel 7.4/5.0mm With Pin, 3-Prong Fl F7970, 5U092, T2357, FF171, N2765, ADP-65JB B Dell Common Item (Dell) AC Adapter- Laptop. PcHub.com - Laptop parts , Laptop spares , Server parts](https://www.pchub.com/images/thumbs/0027934_Dell-Common-Item-Dell-AC-Adapter-Laptop-F7970-b-27934_550.jpeg)
19.5V 3.34A, Barrel 7.4/5.0mm With Pin, 3-Prong Fl F7970, 5U092, T2357, FF171, N2765, ADP-65JB B Dell Common Item (Dell) AC Adapter- Laptop. PcHub.com - Laptop parts , Laptop spares , Server parts
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
![power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Uaob5.jpg)
power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange
![power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/iPsc1.jpg)
power supply - 3 wires on a (bipolar) DC plug - what are they for? - Electrical Engineering Stack Exchange
![UPBRIGHT NEW 3-Pin DIN 5V 5A Global AC / DC Adapter Fits Motorola Radio 5VDC 5 Amp Power Supply Cord Cable Battery Charger 3 Prong Connector Mains PSU (Input: 100 - 240 VAC Worldwide Use) - Walmart.com UPBRIGHT NEW 3-Pin DIN 5V 5A Global AC / DC Adapter Fits Motorola Radio 5VDC 5 Amp Power Supply Cord Cable Battery Charger 3 Prong Connector Mains PSU (Input: 100 - 240 VAC Worldwide Use) - Walmart.com](https://i5.walmartimages.com/asr/3f62081b-54b8-4396-81f1-1dfd058e2b6c.7588bb32057c76eda09f28a5e811974e.jpeg)
UPBRIGHT NEW 3-Pin DIN 5V 5A Global AC / DC Adapter Fits Motorola Radio 5VDC 5 Amp Power Supply Cord Cable Battery Charger 3 Prong Connector Mains PSU (Input: 100 - 240 VAC Worldwide Use) - Walmart.com
![For Dell three-hole notebook power adapter DC5.5*2.1 to 3 hole/pin male plug DC power connector converter for Dell laptop - AliExpress For Dell three-hole notebook power adapter DC5.5*2.1 to 3 hole/pin male plug DC power connector converter for Dell laptop - AliExpress](https://ae01.alicdn.com/kf/H5817993ca06f4e33a416bf2041954b82E/For-Dell-three-hole-notebook-power-adapter-DC5-5-2-1-to-3-hole-pin-male.jpg_.webp)
For Dell three-hole notebook power adapter DC5.5*2.1 to 3 hole/pin male plug DC power connector converter for Dell laptop - AliExpress
![Amazon.com: Pocaton 5Pin Female to 4Pin Male Socket Connector Jack PWM Cooling Fan Power Cable Compatible with DELL PC : Electronics Amazon.com: Pocaton 5Pin Female to 4Pin Male Socket Connector Jack PWM Cooling Fan Power Cable Compatible with DELL PC : Electronics](https://m.media-amazon.com/images/I/51Dpwu-F3IL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Pocaton 5Pin Female to 4Pin Male Socket Connector Jack PWM Cooling Fan Power Cable Compatible with DELL PC : Electronics
![1.5m Eu Universal Laptop 3-pin Charger Plug Power Adapter Cord Cable For Hp Dell Toshiba Sony Asus Lenovo Samsung Notebook - Pc Hardware Cables & Adapters - AliExpress 1.5m Eu Universal Laptop 3-pin Charger Plug Power Adapter Cord Cable For Hp Dell Toshiba Sony Asus Lenovo Samsung Notebook - Pc Hardware Cables & Adapters - AliExpress](https://ae01.alicdn.com/kf/He22a0ba1c326417bb4fe6eab3d1e4133i/1-5M-EU-Universal-Laptop-3-pin-Charger-Plug-Power-Adapter-Cord-Cable-For-HP-Dell.jpg)