Cisco PWR-3900-POE Power Supply for 3945/3925 w/ PoE - 1 Year Warranty PWR3900POE

DESCRIPTION:
The Cisco PWR-3900-POE is an internal AC power supply module with integrated Power over Ethernet (PoE) capability for Cisco 3900 Series Integrated Services Routers, including the 3925 and 3945 models. This power supply enables direct PoE support for connected devices such as IP phones, wireless access points, and surveillance cameras when used with a PoE motherboard or daughter card. It is ideal for branch offices and enterprise environments requiring consolidated power and data delivery.

TECHNICAL SPECIFICATIONS:
Model Number: PWR-3900-POE
Brand: Cisco
Power Type: Internal AC power supply with PoE capability
Input Voltage: 100–240V AC
Frequency: 50/60 Hz
PoE Support: IEEE 802.3af compliant
Max PoE Output: Up to 520W (requires PoE motherboard/daughter card)
Compatibility: Cisco 3925 and 3945 ISR routers
Cooling: Integrated fan
Hot Swappable: No
Form Factor: Router-internal module
Weight: Approx. 3.3 lbs (1.5 kg)