![Amazon.com: Universal Laptop Car Charger 90w Power Adapter Cigarette Lighter Power Supply with USB Port 5v 2.4a Compatible for Asus Hp compaq IBM Gateway Toshiba Lenovo Samsung Ultrabook and More : Electronics Amazon.com: Universal Laptop Car Charger 90w Power Adapter Cigarette Lighter Power Supply with USB Port 5v 2.4a Compatible for Asus Hp compaq IBM Gateway Toshiba Lenovo Samsung Ultrabook and More : Electronics](https://m.media-amazon.com/images/I/61nRbXEB4NS.jpg)
Amazon.com: Universal Laptop Car Charger 90w Power Adapter Cigarette Lighter Power Supply with USB Port 5v 2.4a Compatible for Asus Hp compaq IBM Gateway Toshiba Lenovo Samsung Ultrabook and More : Electronics
![69Y5809 69Y5810 1450W For IBM Blade Center Power Supply PSU 7001509-Y000 - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU. 69Y5809 69Y5810 1450W For IBM Blade Center Power Supply PSU 7001509-Y000 - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.](https://www.365powersupply.com/wp-content/uploads/2019/08/69Y580969Y5810.jpg)
69Y5809 69Y5810 1450W For IBM Blade Center Power Supply PSU 7001509-Y000 - 365PowerSupply.com - Replacement Laptop Power Adapters,Desktop Power Supply & Server Workstation PSU.
![Amazon.com: 24 Pin to 10 Pin ATX PSU Main Power Supply Adapter Braided Sleeved Cable for IBM/Lenovo PCs Motherboard and Servers 12-inch (30cm) : Electronics Amazon.com: 24 Pin to 10 Pin ATX PSU Main Power Supply Adapter Braided Sleeved Cable for IBM/Lenovo PCs Motherboard and Servers 12-inch (30cm) : Electronics](https://m.media-amazon.com/images/I/51zDvhi1eBL.jpg)
Amazon.com: 24 Pin to 10 Pin ATX PSU Main Power Supply Adapter Braided Sleeved Cable for IBM/Lenovo PCs Motherboard and Servers 12-inch (30cm) : Electronics
Why do some older computers have 2 different power plugs on the power supply? One of the power plugs looks like it has the opposite connection to the type we use nowadays. -
![IBM 45D9861 44V8544 73Y9572 575W Power Supply for 5802 5877 44V6774 44V8417 44V8544 73Y9572 | Flagship Tech IBM 45D9861 44V8544 73Y9572 575W Power Supply for 5802 5877 44V6774 44V8417 44V8544 73Y9572 | Flagship Tech](https://cdn11.bigcommerce.com/s-017c0/images/stencil/1280x1280/products/4935/30124/45D9861-0__78064.1642103586.jpg?c=2)
IBM 45D9861 44V8544 73Y9572 575W Power Supply for 5802 5877 44V6774 44V8417 44V8544 73Y9572 | Flagship Tech
![Amazon.com: Outtag Universal 90W Laptop Charger Power Supply 18.5V 19V 19.5V 20V for HP Dell Acer Asus Lenovo Toshiba Fujitsu Samsung Sony IBM Power Supply Cord Replacement : Electronics Amazon.com: Outtag Universal 90W Laptop Charger Power Supply 18.5V 19V 19.5V 20V for HP Dell Acer Asus Lenovo Toshiba Fujitsu Samsung Sony IBM Power Supply Cord Replacement : Electronics](https://m.media-amazon.com/images/I/71a7T2uJ13L.jpg)