Aruba HPE Networking Instant On 12V 18W US-EU Power Adapter

The Aruba R9M78A is a dedicated 12 V, 18 W power adapter for Instant On Access Points. Built for reliability, it delivers a steady flow of power to keep your network running without interruption, even when Power over Ethernet is unavailable.

This adapter works seamlessly with the Instant On AP11, AP12, AP15, AP21, AP22, AP25, and AP32 models. Simply plug it in, connect the barrel connector to your access point, and your device is ready to broadcast a secure wireless signal.

Its design is external and compact, so it fits easily into a laptop bag or network tool kit. The package includes both US and EU plug inserts, making it practical for IT staff who travel between offices, consultants setting up temporary networks at client sites, or small businesses that operate in regions with different outlet standards.

Whether you are equipping a retail store, a home office, or a branch location, the adapter supplies consistent power that helps protect your access points from outages and unstable voltage. The straightforward setup means you spend less time on installation and more time keeping users connected.

• 18 W power output with a consistent 12 V supply
• Compatible with Instant On AP11, AP12, AP15, AP21, AP22, AP25, and AP32 access points
• External design that remains compact and easy to carry
• Includes interchangeable US and EU plug inserts for regional flexibility
• Ideal when Power over Ethernet is not available or practical