Name: PS3381 HP 400-Watt Redundant Power Supply Hot-Swappable
Brand: HP
SKU: PS3381
Price: 96.30 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The PS3381 HP 400-Watts Redundant Power Supply serves as a dependable backup power unit in HP server environments, designed to provide seamless power switching and minimize downtime during hardware maintenance or failures.

General Information
Brand	HP
Part Number	PS3381
Product Type	Server Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240 VAC
Input Frequency	50 Hz,60 Hz
Output	+12V
Max. Output Power	400W
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, FCC, UL, cULus

Product Description
The PS3381 HP 400-Watts Redundant Power Supply provides consistent and dependable power to HP servers and storage systems. Built to minimize downtime, this power supply is commonly found in data centers and enterprise IT environments where uninterrupted operation is critical. Engineered for IT professionals and system administrators, it supports mission-critical workloads by offering a backup power source within the server chassis. This ensures that if one power supply fails, the redundant unit immediately takes over without disrupting server performance. Key Features Delivers up to 400 watts of continuous power to connected devices Designed with redundancy to prevent service interruptions Hot-swappable capability allows for easy replacement without shutting down systems Compatible with multiple HP servers to fit various deployment needs Includes built-in protections to safeguard against power surges and failures This power supply is typically deployed in enterprise server racks and data centers, helping keep critical applications online. Its role is vital for maintaining system reliability and supporting high-availability setups where power continuity matters most.

Use Cases
The PS3381 HP 400-Watt Redundant Power Supply is essential in enterprise server environments where continuous uptime is critical. It is primarily deployed in data centers and IT infrastructures that require high availability, such as virtualization clusters and storage arrays, to prevent power interruptions during maintenance or unexpected failures. How It's Used: Supporting mission-critical virtualization environments by providing failover power in dense server racks. Enabling uninterrupted operation in SMB networks that rely on HP servers for daily business applications. Maintaining power redundancy in remote office server rooms with limited IT staff availability. Ensuring stable power delivery for storage clusters handling large-scale data processing workloads. Facilitating hot-swappable power modules during hardware upgrades in enterprise IT setups without downtime. By integrating seamlessly into HP servers, this redundant power supply helps IT teams maintain operational continuity and scalability. Its hot-swappable capability minimizes disruptions, making it a practical choice for environments where operational efficiency and uptime are priorities.