Name: PWR-4450-DC Cisco 437W DC Internal Redundant Power Supply for 4450/4350 Routers
Brand: Cisco
SKU: PWR-4450-DC
Price: 2833.92 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The PWR-4450-DC power supply is designed to provide steady and reliable DC power to Cisco 4450 and 4350 router models. It fits inside the router chassis and serves as an internal redundant power source, making sure routers keep running even if one power source fails. This product is a common choice in setups that require continuous network uptime and straightforward power management.

General Information
Brand	Cisco
Part Number	PWR-4450-DC
Product Type	Desktop Power Supply
Condition	Refurbished

Technical Information
Input Voltage	-48V DC
Output	12 V DC (≈36.4 A max, ~437 W)
Max. Output Power	430W
Hot Swappable	Yes
Redundant Support	Yes
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	Proprietary

Physical Characteristics
Weight	3.00

Certifications and Environmental
Compliance Standards	WEEE, RoHS, CE, UL, cULus

Product Description
The PWR-4450-DC is a dedicated power supply that delivers 437 watts of DC power, designed to fit into Cisco 4450 and 4350 routers. It’s built to provide reliable power redundancy, helping maintain uptime in mission-critical network deployments. This power supply is often found in enterprise and service provider networks where consistent performance and power availability are crucial. Key Features Ensures seamless power backup to avoid router downtime Compatible with Cisco 4450 and 4350 router models for easy integration Internal design reduces the need for additional external units Supports stable DC input voltage for reliable performance Helps maintain high availability in demanding network setups This power supply is typically deployed in environments where routers must remain operational without interruption, such as data centers or enterprise branch offices. Its role in providing power redundancy directly contributes to network reliability and reduces the risk of outages caused by power failures.

Use Cases
The PWR-4450-DC power supply is commonly utilized in enterprise and service provider networks where Cisco 4450 and 4350 routers operate under demanding conditions requiring sustained power availability. It is particularly suited for environments that cannot tolerate downtime, such as core network infrastructure and mission-critical routing deployments. How It's Used: Ensuring power redundancy in data center edge routers to maintain uninterrupted connectivity for virtualization and cloud access. Supporting continuous operation of service provider aggregation routers in metropolitan networks handling high traffic loads. Providing reliable DC power to enterprise WAN routers deployed in campus environments with stringent uptime requirements. Facilitating high-availability network setups in financial institutions where transaction integrity depends on non-stop routing services. Enabling resilient network infrastructure for government or defense installations with critical communication demands. By integrating an internal redundant DC power supply, organizations can enhance the operational reliability of their Cisco 4450 and 4350 routers. This supports scalable network growth and consistent performance in environments where power interruptions can impact business continuity and service quality.