This product is either discontinued or we cannot get that from suppliers.
Cisco SB-PWR-12V2A-AU, Power output plug 90-degree DC power plug, 5.5 x 2.1 x 9.5 mm barrel, AC input voltage 90-264 VAC, AC input current 0.5A @ 100-240 VAC, AC frequency 50-60 Hz, Certifications FCC Class B, CE, UL/cUL, C-Tick, RoHS, Cisco WAP321 Wireless-N Selectable-Band Access Point with PoE.
The Cisco Small Business 12V Power Adapter is designed to work specifically with the Cisco WAP321 Wireless-N Selectable-Band Access Point when Power over Ethernet (PoE) cannot be used.